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DRRANJITSINGH 58f4a983e229e60a187a8889 False 110 1
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How to identify benign lymphnode while doing ultrasound OVAL SHAPE, HILAR FAT, ABSCENCE OF NECROSIS, INDISTINCT BORDERS
EBUS lymphnode 1. Size short axis : less or more than 1cm 2. Shape : Oval or round ; when ratio of short axis vs . long axis of lymph node is smaller than 1.5cm , the lymph node defined as round. If ration more than 1..5cm it is oval. 3. Margin indistinct or distinct : if more than 50% is clearly visible with a high echoic border they are distinct . If less than 50% and margin unclear determined indistinct. 4.Echogenecity; Homogenous or heterogenous. 5. Presence or absence of central hilar structure CHS CHS defined as linear flat hyperechoic area in the center of lymph node which indicate prediction of metastatic L node
050003E70201Sonographic character of Malignant lymph node Round shape Heterogeneous echigenecity Central necrosis Distinct borders Rich blood flow more than four d
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