Caption: Sagittal view of a palpable lymph node in the right groin
Description: The lymph node is enlarged and appears strikingly hypoechoic. The echogenic fatty hilum can be faintly visualized.
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Caption: Transverse view of another lymph node
Description: This node appears enlarged and hypoechoic. Multiple such nodes were seen in the right groin.
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Caption: Color Doppler view of one of the nodes
Description: Increased vascularity is noted.
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Caption: Color Doppler view of another node in the groin
Description: This node also shows increased vascularity.
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Caption: Color Doppler view of another adjacent lymph node
Description: This enlarged node contains an area which is devoid of color, suggesting the presence of necrosis or a developing abscess. The rest of the node demonstrates increased vascularity, compatible with an acute inflammatory process, consistent with acute infection.
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Caption: Comparative view of lymph nodes on both sides
Description: A normal lymph node with a central echogenic fatty hilum is seen on the left side of the image. An abnormal lymph node is visualized in the right image.
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