WO2022024479A1 - 診断支援装置とその作動方法及び作動プログラム、並びに診断支援システム - Google Patents

診断支援装置とその作動方法及び作動プログラム、並びに診断支援システム Download PDF

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WO2022024479A1
WO2022024479A1 PCT/JP2021/016187 JP2021016187W WO2022024479A1 WO 2022024479 A1 WO2022024479 A1 WO 2022024479A1 JP 2021016187 W JP2021016187 W JP 2021016187W WO 2022024479 A1 WO2022024479 A1 WO 2022024479A1
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Prior art keywords
inspection
image
examination
past
date
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PCT/JP2021/016187
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English (en)
French (fr)
Japanese (ja)
Inventor
玲奈 加茂田
拓矢 湯澤
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Fujifilm Corp
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Fujifilm Corp
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Priority to JP2022540019A priority Critical patent/JP7480305B2/ja
Publication of WO2022024479A1 publication Critical patent/WO2022024479A1/ja
Anticipated expiration legal-status Critical
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H30/00—ICT specially adapted for the handling or processing of medical images

Definitions

  • the present invention relates to a diagnostic support device that reduces the burden of work related to image interpretation work, an operation method and operation program thereof, and a diagnostic support system.
  • a diagnostic support device that generates a display screen based on information such as a medical examination or a medical test performed on a patient is known in order to facilitate observation of the patient's treatment progress.
  • the diagnostic support device for comparative interpretation used by an image interpreter as in Patent Document 1, the inspection image of the current inspection to be read and the inspection image of the past inspection corresponding to the inspection image of the current inspection are arranged side by side. It generates a display screen to be displayed.
  • the medical image display system of Patent Document 1 stores a medical image taken by a medical examination device and CAD (Computer-Aided Detection) information that automatically detects a shadow suspected of having a lesion in a server in association with each other. .. Then, when performing comparative interpretation, the medical image of the past examination corresponding to the medical image to be read including the part of the abnormal shadow candidate is automatically extracted according to the selection of the abnormal shadow candidate, and the medical image to be read is performed. The image of the abnormal shadow candidate part in the above and the image of the abnormal shadow candidate part in the medical image of the past examination are displayed in a list.
  • CAD Computer-Aided Detection
  • Comparison of the test image to be read and the image of the past test There are various types of comparative reading, such as comparing the initial lesion with the current lesion and observing the change in the state of the lesion before and after treatment. There is a purpose. However, in the method of Patent Document 1, the inspection to be compared is automatically extracted from the past inspections, but if the inspections to be compared differ depending on the purpose, an appropriate past inspection may be extracted. Can not.
  • the target examination differs for each lesion in order to make an appropriate comparison.
  • an image interpretation terminal that automatically extracts past examinations by the method of Patent Document 1 and then selects an appropriate examination from the extracted past examinations according to the lesion or the examination content of the lesion.
  • the operation of is a heavy burden for the medical staff involved in the image interpretation work. Therefore, in order to smoothly perform the image interpretation work, there has been an urgent need for a method in which an appropriate examination is automatically selected according to the lesion or the examination content of the lesion.
  • An object of the present invention is to provide a diagnostic support device, an operation method and operation program thereof, and a diagnostic support system that reduce the burden of work related to image interpretation work.
  • the diagnostic support device of the present invention is an electronic medical record server that stores an electronic medical record that stores various medical records related to a patient's medical treatment, and an examination taken during an image examination.
  • a diagnostic support device connected to an inspection image server that stores images via a network acquires measurement information about a specific lesion contained in the inspection image of the current inspection to be read, and DICOM corresponding to the inspection image of the current inspection.
  • Information on the modality and inspection date is obtained from the information, and the past inspection including measurement information is extracted from the past inspections using the same type of modality as the modality in which the inspection image of the current inspection was taken, and the extracted past.
  • It includes a processor that selects the past inspection with the oldest inspection date as a reference inspection, and a display that displays an inspection image of the current inspection and a display screen including the inspection image of the reference inspection.
  • the processor accepts the setting of the reference date for selecting the reference inspection from a plurality of past inspections having different inspection dates, and selects the past inspection corresponding to the set reference date as the reference inspection.
  • the processor selects the latest past inspection as the reference inspection among the past inspections including the measurement information whose inspection date is older than the reference date.
  • the reference date is preferably the treatment start date when treatment is started for a specific lesion.
  • the processor accepts the setting of base dates for multiple different dates, and if multiple base dates are set, accepts the setting of priorities for preferentially selecting the past inspection corresponding to each base date. Based on the priority setting, it is preferable to select the past inspection corresponding to the high priority reference date among the plurality of reference dates as the reference inspection.
  • the processor preferably selects a baseline examination for each lesion.
  • the processor displays a display screen including the inspection image of the current inspection and the inspection image of the reference inspection on the display for each of a plurality of lesions, and displays the inspection image of the reference inspection in the vertical or horizontal direction on the display screen of the display. It is preferable to display them on the same axis.
  • the method of operating the diagnostic support device of the present invention includes an electronic medical record server that stores an electronic medical record that stores various medical records related to a patient's medical treatment, and an examination image server and a network that stores an examination image taken during an image examination.
  • the step of acquiring measurement information about a specific lesion included in the examination image of the current examination to be read, and the modality from the DICOM information corresponding to the examination image of the current examination The step of acquiring the information of the inspection date and the past inspection including the measurement information are extracted from the past inspections using the same type of modality as the modality in which the inspection image of the current inspection was taken, and the extracted past inspections It includes a step of selecting the past inspection having the oldest inspection date as a reference inspection, and a step of generating a display screen including an inspection image of the current inspection and an inspection image of the reference inspection.
  • the operation program of the diagnostic support device of the present invention includes an electronic medical record server that stores an electronic medical record that stores various medical records related to a patient's medical treatment, and an examination image server and a network that stores an examination image taken during an image examination.
  • the step of acquiring the information of the inspection date and the past inspection including the measurement information are extracted from the past inspections using the same type of modality as the modality in which the inspection image of the current inspection was taken, and the extracted past inspections
  • the diagnostic support system of the present invention is via a network with an electronic medical record server that stores an electronic medical record that stores various medical records related to a patient's medical treatment, and an examination image server that stores an examination image taken during an image examination.
  • an electronic medical record server that stores an electronic medical record that stores various medical records related to a patient's medical treatment
  • an examination image server that stores an examination image taken during an image examination.
  • measurement information about a specific lesion included in the examination image of the current examination to be read is acquired, and the modality and examination date information is obtained from the DICOM information corresponding to the examination image of the current examination.
  • the past inspection including measurement information is extracted from the past inspections using the same type of modality as the modality in which the inspection image of the current inspection was taken, and the oldest of the extracted past inspections has the oldest inspection date.
  • It includes a processor that selects a past inspection as a reference inspection, and a display that displays an inspection image of the current inspection and a display screen including the inspection image of the reference inspection.
  • an appropriate past examination is selected as a reference examination according to the lesion or the examination content of the lesion, so that the burden of work related to the image interpretation work is reduced. It is possible to provide a diagnostic support device, an operation method and an operation program thereof, and a diagnostic support system.
  • FIG. 1 shows the diagnosis support system of this invention. It is a block diagram which shows each function of the processor in the diagnosis support apparatus of 1st Embodiment. It is a figure which shows the electronic medical record stored in the electronic medical record server. It is a figure which shows the inspection image stored in the inspection image server. It is a flowchart which shows the flow of the process which selects a reference inspection. It is explanatory drawing explaining the process of selecting a reference inspection. It is a figure which shows the display example of the inspection image of the present inspection and the inspection image of a standard inspection on a display. It is a block diagram which shows each function of the processor in the diagnosis support apparatus of 2nd Embodiment.
  • the diagnostic support system 10 of the present invention displays the inspection image of the current inspection to be read and the inspection image of the reference inspection to be compared with the inspection image of the current inspection on the interpretation terminal when the interpretation doctor performs comparative interpretation. It is a system used for observing changes over time.
  • the diagnostic support system 10 includes a client terminal 11, a server group 14 having an electronic chart server 12 and an inspection image server 13, a CT (Computed Tomography) device, and an MRI (Magnetic Resonance Imaging). : Nuclear magnetic resonance imaging) It is constructed by various modalities 16 such as devices.
  • the client terminal 11 and the server group 14 are connected to each other via a network 17 such as a LAN (Local Area Network) laid in the medical facility so as to be able to communicate with each other.
  • LAN Local Area Network
  • the computer constituting the client terminal 11 and the server group 14 has a CPU (Central Processing Unit) 21, a memory 22, a storage device 23, a communication I / F (Interface) 24, and an input / output I / F 25.
  • a display 26 and an input device 29 such as a keyboard 27 and a mouse 28 are connected to the input / output I / F 25.
  • Each of these hardware is interconnected via a data bus (not shown).
  • the client terminal 11 includes an inspection information acquisition unit 31, a reference inspection selection unit 32, a display control unit 33, an input unit 37 including an input device 29 and an input / output I / F 25, a display 26 and an input / output I. It is provided with an output unit 38 including / F25.
  • the diagnostic support program 36 is stored in the storage device 23, and the functions of each unit such as the inspection information acquisition unit 31 are realized by the CPU 21 executing the diagnostic support program 36 loaded in the memory 22.
  • the diagnosis support program 36 causes the client terminal 11 to function as a diagnosis support device, and corresponds to an operation program of the diagnosis support device in the present invention.
  • the diagnosis support device When the diagnosis support device receives an operation signal from the input device 29 through the input / output I / F 25, the diagnosis support device executes the diagnosis support program 36 based on the received information. When the diagnosis support program 36 is executed, a display screen for displaying the executed result on the display 26 is generated, and the display screen is output to the display 26 through the input / output I / F 25.
  • the CPU 21 is a processor that makes the client terminal 11 function as the diagnostic support device of the present invention in cooperation with the memory 22 and the like.
  • the storage device 23 stores control programs such as an operating system, various application programs, and display data of various screens associated with these programs.
  • the memory 22 is a work memory for the CPU 21 to execute a process.
  • the CPU 21 loads the program stored in the storage device 23 into the memory 22 and executes processing according to the program.
  • diagnosis support device refers to the client terminal 11 unless otherwise specified.
  • the electronic medical record 18 is stored in the electronic medical record server 12.
  • the electronic medical record 18 stored in the electronic medical record server 12 is managed on a patient-by-patient basis in association with a patient ID (Identification Data) such as "R2001".
  • the information of the electronic medical record 18 can be searched from the electronic medical record server 12 using the patient ID as a search key.
  • the electronic medical record 18 is composed of a plurality of types of medical records.
  • the types of medical records include medical records entered by doctors in the electronic medical record 18, records of various medical tests performed on patients, orders for various medical tests and report creation, initial medical examinations that occurred during the medical treatment period, hospitalization and discharge, and so on. There are events such as submitting various consent forms.
  • the information is also recorded in the electronic medical record 18.
  • the measurement information including the measurement values related to these lesions is stored in association with the patient ID, the examination date, and the type of modality 16.
  • the measured values included in the measurement information include, for example, those related to pixel values such as the average, dispersion, maximum, and minimum values of the pixel values of the lesion area, those related to the shape such as the circularity of the contour of the lesion area, and the lesion area.
  • There are things related to the size such as radius, major axis, minor axis, area, and volume of.
  • the diagnostic imaging includes CAD (Computer-Aided Diagnosis), which automatically analyzes and diagnoses images, and diagnostic imaging, in which a doctor performs a detailed examination of a lesion confirmed by the diagnosis.
  • One record of various medical records includes the date and time such as the date and time when the sample test was performed, the date and time when the order was issued, the date and time when the medical examination occurred, the date and time when the event occurred, the test values of multiple test items of the sample test, the order ID and the contents of the order. , Event name and other specific content.
  • the test items are, for example, creatinine, BUN (Blood Urea Nitrogen: blood urea nitrogen), and occasional blood glucose when the type of medical record is a blood test, and when the type of medical record is a urine test, uric acid, blood glucose, pH. (Potential Hydrogen: Hydrogen ion concentration index) and so on.
  • the order ID is a number or symbol for identifying each order.
  • the electronic medical record 18 records patient information such as the patient's name, gender, age, date of birth, and preference (whether smoking or drinking).
  • medical records include vital signs such as the patient's heartbeat, pulse, blood pressure, and body temperature, prescriptions including the therapeutic agent administered to the patient and the dose of the therapeutic agent, medical history, and medical staff. There are memos with notes and memorandums between them.
  • the inspection image server 13 stores the inspection image 19 of the image inspection performed on the patient.
  • the examination image 19 is associated with a patient ID and is managed on a patient-by-patient basis. Information about the examination image 19 and the examination image 19 of the past examination can be searched from the examination image server 13 using the patient ID as a search key.
  • the inspection image 19 is an image acquired by various image inspections.
  • Various imaging tests include, for example, an electrocardiogram test, a CT test, an MRI test, a DR (Digital Radiography) test, a US (Ultrasonography) test, and an endoscopy.
  • the inspection image 19 acquired by the image inspection is created in a DICOM (Digital Imaging and Communications in Medicine) standard data file format.
  • DICOM Digital Imaging and Communications in Medicine
  • the patient name, patient ID, imaging date, imaging site, imaging modality, and other personal information are attached as tag information in the same image file.
  • the file for one inspection image 19 includes the main body of the inspection image 19, the date and time of the image inspection, the image ID and order ID, the type of image inspection such as "DR inspection” and “CT inspection”, and the "chest". It is composed of various incidental information such as the imaging site such as "abdomen” and direction.
  • the inspection image server 13 transmits the inspection image 19 as diagnostic data together with such incidental information to the diagnostic support device.
  • the image ID is a number or symbol for identifying each inspection image 19.
  • an image inspection in which a plurality of inspection images 19 are taken at one time such as a CT inspection, it is common to each inspection image 19 to show that a plurality of inspection images 19 are obtained in one image inspection.
  • the order ID of is given, and it is managed as one collective inspection image 19.
  • FIG. 5 is a flowchart showing the processing flow of the diagnostic support device according to the first embodiment. Further, FIG. 6 shows an example in which the standard inspection corresponding to the current inspection is selected.
  • the operation of the diagnostic support device in the first embodiment will be described with reference to FIGS. 5 and 6.
  • the inspection information acquisition unit 31 captures the current inspection from the DICOM information corresponding to the inspection image 19 of the current inspection.
  • the information of the modality 16 and the information about the specific lesion included in the examination image 19 of the present examination are acquired (step S11).
  • step S11 when the inspection image 19 of the current inspection displayed as the inspection image 19 to be read on the display 26 includes the “lesion q1”, the inspection information acquisition unit 31 obtains the modality 16 from the DICOM information of this image.
  • the information about the type "CT device” and “lesion q1” of the above is acquired.
  • the information about the "lesion q1” is the position of the "lesion q1", the patient ID of the target patient, and the like.
  • the reference test selection unit 32 has a “test c1” whose modality type is “CT device” from the past tests of the patient with the patient ID “R2001” based on the information acquired by the test information acquisition unit 31. , “Inspection c2”, “Inspection c3”, and “Inspection c4" (step S21). Further, the reference test selection unit 32 accesses the electronic medical record server 12, and based on the information acquired by the test information acquisition unit 31, refers to the patient test information of the patient ID “R20013” to obtain the “lesion q1”. It narrows down to "inspection c1", “inspection c3", and “inspection c4" having measurement information (step S31). Among them, “inspection c1”, which is the past inspection with the oldest inspection date, is selected as the reference inspection (step S41).
  • the display control unit 33 generates a display screen including the inspection image 19 of the current inspection and the inspection image 19 of the reference inspection selected by the reference inspection selection unit 32, and outputs the generated display screen to the output unit 38.
  • FIG. 7 is an example of a display screen displayed in the first embodiment.
  • the inspection image 19 of the current inspection and the reference image of the reference inspection are displayed in association with each other.
  • the current inspection image 41 which is the inspection image 19 of the current inspection including the “lesion q1” in the image
  • the reference inspection image 42 which is the inspection image 19 of the past inspection corresponding to the current inspection image 41.
  • the previous inspection image 47 is, for example, the inspection image 19 of the previous inspection corresponding to the current inspection image 41.
  • the inspection image 19 of the past inspection which is the reference inspection
  • the inspection image 19 of the previous inspection and the inspection image 19 of the current inspection are displayed side by side from left to right over time.
  • the diagnostic support device of the present embodiment automatically selects the past inspection to be compared with respect to the inspection image 19 of the current inspection
  • the operation on the image interpretation terminal can be simplified and the work related to the image interpretation work is burdened. Can be mitigated.
  • the selected past tests have the same modality and measurement information, the comparison between the initial state of the lesion and the current state is accurate, and it is easy to observe changes over time.
  • the reference test selection unit 32 selects a test including measurement information of the lesion, but selects a reference test according to the type of a specific measurement value among the measurement information of the lesion. You may do so. For example, focusing on changes in the state of the lesion, among the types of measured values, the standard test is selected for various purposes such as when you want to compare the pixel value of the lesion part or when you want to compare the size of the lesion part. can do. In this way, the reference test can be selected based on the type of measurement value that is highly related to the state of the lesion, so that more accurate comparative interpretation can be performed.
  • the reference inspection selection unit 32 selects the oldest inspection having the same modality and measurement information as the reference inspection.
  • the reference inspection selection unit 32 of the diagnosis support device of the second embodiment shown in FIG. 8 includes a reference date setting unit 34 for selecting a reference inspection.
  • the reference inspection selection unit 32 selects the reference inspection according to the setting of the reference date.
  • the same components and the same processing steps as those of the first embodiment are designated by the same reference numerals, and duplicate description is omitted.
  • FIG. 9 is a flowchart showing the processing flow of the diagnostic support device in the second embodiment. Similar to the first embodiment, the selection of the reference test when the test image 19 of the current test contains "lesion q1" will be described.
  • the reference inspection selection unit 32 when the process proceeds to the extraction of the inspections having the same modality and the measurement information among the past inspections (step S31), does the reference inspection selection unit 32 have a reference date set for selecting the reference inspection? It is determined whether or not (step S42). If there is a reference date setting, as shown in FIG. 10, among the past inspections extracted in step S31 according to the reference date setting, the inspection date is the newest past inspection before the reference date. “Inspection c3” is selected as the reference inspection (step S43).
  • step S41 If the reference date is not set, among the past inspections extracted in step S31, "inspection c1", which is the past inspection with the oldest inspection date, is selected as the reference inspection (step S41). For example, as shown in FIG. 11, even if the reference date is set, if there is no inspection including the measurement information before the reference date, the inspection including the measurement information is selected as the reference inspection.
  • any date can be set for the reference date, it is preferable to set the date of the treatment start date when the treatment is started as the reference date. More specifically, it is possible to set the date when the treatment by medication is started, the date when the radiation therapy is started, the date when the treatment by surgery is performed, and the like. These may be combined so that a plurality of reference dates can be set. In that case, in order to accept the setting of the priority of the reference date for preferentially selecting the reference inspection among the reference dates of a plurality of different dates, the priority setting unit (not shown) is provided in the reference date setting unit 34. prepare. The reference date setting unit 34 selects the reference inspection corresponding to the high priority reference date according to the setting of the priority setting unit.
  • the reference test selection unit 32 selects the reference test for one lesion, but in the third embodiment, the reference test selection unit 32 selects the reference test for a plurality of lesions. can do.
  • Each function of the diagnostic support device is the same as the configuration of the first embodiment (see FIG. 2) or the second embodiment (see FIG. 8), and the process of selecting a reference test for each of a plurality of lesions is performed. Repeat. Specifically, in the configuration of the first embodiment, in the flowchart of FIG. 5, the processes from step S11 to step S41 are repeatedly performed for each lesion for a plurality of lesions. In the configuration of the second embodiment, in the flowchart of FIG.
  • step S11 to step S43 are repeated for each lesion. Since the treatment method differs for each lesion and the treatment date may also differ, the reference date when applied to the configuration of the second embodiment can be set individually for each of a plurality of lesions. Is preferable.
  • the reference inspection selection unit 32 corresponds to the inspection image 19 of "lesion q1", “lesion q2", and “lesion q3" as shown in FIG. Then, "inspection c1", “inspection c4", and “inspection c2" are selected, respectively.
  • “inspection c3” and “inspection c4" correspond to the inspection images 19 of "lesion q1", “lesion q2", and “lesion q3", respectively.
  • "Inspection c3" is selected.
  • FIG. 14 is an example of a display screen displayed in the third embodiment.
  • the inspection image 19 of the current inspection and the reference image of the reference inspection are associated with each lesion and displayed on the same line (on the same axis in the left-right direction).
  • the current inspection images 41, 43, 45 which are the inspection images 19 of the current inspection
  • the reference inspection images 42, 44, 46 which are the inspection images 19 of the reference inspection
  • the inspection image 19 of the previous inspection are used.
  • Certain previous inspection images 47, 48, 49 are displayed.
  • the current inspection image 41 and the reference inspection image 42 correspond to the "lesion q1", the current inspection image 43 and the reference inspection image 44 correspond to the "lesion q2", and the current inspection image 45 and the reference inspection image 46 correspond to the "lesion q3".
  • the number of lesions displayed on the screen is arbitrary. In FIG. 14, three lines are displayed, and three lesions are displayed. However, for example, when the number of lesions is large, the number of display lines is increased to increase the number of lesions to be displayed at one time, or when it is desired to narrow the width of the vertical region in order to form another information region. You may reduce the number of lines. In this way, the number of lesions to be displayed can be changed as appropriate.
  • the test dates of the standard tests may be different.
  • the inspection image 19 of the reference inspection is displayed on the same axis. By displaying them on the same axis, it is possible to easily visually grasp the state of the reference lesion with respect to the current state of the lesion even if the inspection dates of the reference tests are different.
  • the lesion is displayed in the column direction and the inspection image 19 corresponding to the lesion is displayed in the row direction, but the column direction and the row direction may be interchanged.
  • inspection images 19 of a plurality of reference inspections having different inspection dates are displayed side by side on the same axis.
  • the measured values of multiple reference tests with different test dates can be used. It is preferable to display them side by side on the same axis.
  • the client terminal 11 functions as a diagnostic support device.
  • the configuration is changed to include a diagnosis support server (not shown) in the network 17 of the diagnosis support system 10, and the diagnosis support server is made to execute the diagnosis support program 36 instead of the client terminal 11, and the diagnosis support server makes a diagnosis. It may function as a support device.
  • the client terminal 11 displays a display screen for the diagnostic support program 36 of the diagnostic support server from the browsing application program for browsing the comparative interpretation screen executed on the client terminal 11 or the browsing program on the web browser. The delivery is requested, and the diagnosis support server delivers the display screen to the client terminal 11 according to the requested contents.
  • the diagnostic support system 10 in order to collect treatment progress information without omission when the same patient's examination is performed across a plurality of medical facilities, the diagnostic support system 10 must be constructed so as to be communicable at the plurality of medical facilities. Is preferable.
  • the connection is made via a WAN (Wide Area Network) such as the Internet or a public communication network.
  • WAN Wide Area Network
  • HTTPS Hypertext Transfer Protocol Secure
  • the present invention is not limited to each of the above embodiments and modifications, and can have various configurations as long as it does not deviate from the gist of the present invention. For example, it is also possible to appropriately combine each of the above embodiments and modifications. Further, the present invention extends to a storage medium for storing the program in addition to the program.
  • the hardware-like structures of the processing units (processing units) that execute various processes are various as shown below.
  • Processor For various processors, the circuit configuration is changed after manufacturing CPU (Central Processing Unit), FPGA (Field Programmable Gate Array), etc., which are general-purpose processors that execute software (programs) and function as various processing units. It includes a programmable logic device (PLD), which is a possible processor, a dedicated electric circuit, which is a processor having a circuit configuration specially designed for executing various processes, and the like.
  • PLD programmable logic device
  • One processing unit may be composed of one of these various processors, or may be composed of a combination of two or more processors of the same type or different types (for example, a plurality of FPGAs or a combination of a CPU and an FPGA). May be done. Further, a plurality of processing units may be configured by one processor. As an example of configuring a plurality of processing units with one processor, first, as represented by a computer such as a client or a server, one processor is configured by a combination of one or more CPUs and software. There is a form in which this processor functions as a plurality of processing units.
  • SoC System On Chip
  • the various processing units are configured by using one or more of the above-mentioned various processors as a hardware-like structure.
  • the hardware-like structure of these various processors is, more specifically, an electric circuit (circuitry) in which circuit elements such as semiconductor elements are combined.
  • Diagnosis support system 11 Client terminal 12 Electronic medical record server 13 Inspection image server 14 Server group 16 Modality 17 Network 18 Electronic medical record 19 Inspection image 21 CPU 22 Memory 23 Storage device 24 Communication I / F 25 I / O I / F 26 Display 27 Keyboard 28 Mouse 29 Input device 31 Inspection information acquisition unit 32 Reference inspection selection unit 33 Display control unit 34 Reference date setting unit 36 Diagnosis support program 37 Input unit 38 Output unit 41, 43, 45 Current inspection images 42, 44, 46 Reference inspection image 47, 48, 49 Previous inspection image 51 Comparison display area

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