RU2005117532A - METHOD OF COMPUTER-TOMOGRAPHIC DIAGNOSTICS OF LIVER DEVELOPMENT ANOMALIES - Google Patents

METHOD OF COMPUTER-TOMOGRAPHIC DIAGNOSTICS OF LIVER DEVELOPMENT ANOMALIES Download PDF

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RU2005117532A
RU2005117532A RU2005117532/14A RU2005117532A RU2005117532A RU 2005117532 A RU2005117532 A RU 2005117532A RU 2005117532/14 A RU2005117532/14 A RU 2005117532/14A RU 2005117532 A RU2005117532 A RU 2005117532A RU 2005117532 A RU2005117532 A RU 2005117532A
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segment
volume
coefficient
value
shape
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RU2005117532/14A
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RU2297793C2 (en
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Евгений Николаевич Самцов (RU)
Евгений Николаевич Самцов
Тать на Валерьевна Баюсова (RU)
Татьяна Валерьевна Баюсова
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Евгений Николаевич Самцов (RU)
Евгений Николаевич Самцов
Тать на Валерьевна Баюсова (RU)
Татьяна Валерьевна Баюсова
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Способ компьютерно-томографической диагностики аномалий развития печени путем оценки объема печени, ее долей и сегментов, отличающийся тем, что рассчитывают коэффициент изменения объема паренхимы печени (К) по формулеA method of computed tomographic diagnosis of anomalies in the development of the liver by estimating the volume of the liver, its shares and segments, characterized in that the coefficient of change in the volume of the liver parenchyma (K) is calculated by the formula
Figure 00000001
Figure 00000001
где VФакт - имеющийся объем сегмента;where V Fact - the available volume of the segment; VДолж - объем данного сегмента в норме,V Must - the volume of this segment is normal, определяют форму сегмента и при значении коэффициента К=1,0-0,75 и сохраненной форме сегмента определяют объем сегмента соответствующим норме, при значении коэффициента К=0,74-0,5 и сохраненной форме сегмента определяют объем сегмента как вариант нормы, при значении коэффициента К=0,49-0,33 и сохраненной форме сегмента определяют уменьшение объема сегмента, соответствующее гипоплазии 1 степени, при значении коэффициента К=0,32-0,16 и форме сегмента, приближающейся к овальной, определяют уменьшение объема сегмента, соответствующее гипоплазии 2 степени, при значении коэффициента К=0,15-0,01, округлой форме сегмента и отсутствии визуализации сегментарной ветви воротной вены определяют уменьшение объема сегмента, соответствующее гипоплазии 3 степени, при значении коэффициента К=0, т.е. при отсутствии паренхимы и сегментарной ветви воротной вены определяют аплазию сегмента.determine the shape of the segment and with the value of the coefficient K = 1.0-0.75 and the saved shape of the segment determine the volume of the segment corresponding to the norm, with the value of the coefficient K = 0.74-0.5 and the saved shape of the segment determine the volume of the segment as a variant of the norm, the value of the coefficient K = 0.49-0.33 and the saved shape of the segment determine the decrease in volume of the segment corresponding to degree 1 hypoplasia, with the value of the coefficient K = 0.32-0.16 and the shape of the segment approaching the oval, determine the decrease in volume of the segment, corresponding hypoplasia of 2 degrees , A value of coefficient K = 0,15-0,01, circular segment shape and the absence of visualization of segmental branches of the portal vein determined volume reduction segment corresponding hypoplasia 3 degrees, a value of coefficient K = 0, i.e., in the absence of parenchyma and segmental branch of the portal vein, aplasia of the segment is determined.
RU2005117532/14A 2005-06-07 2005-06-07 Method for computed-tomographic diagnostics of abnormalities in hepatic development RU2297793C2 (en)

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