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周围空间病变:成像频谱和差异诊断

Matheus M Gomes1, Gabriel T Lingiardi2, Cynthia L P Borborema2

  • 1Department of Diagnostic Imaging, Escola Paulista de Medicina, Universidade Federal de São Paulo (UNIFESP), São Paulo, Brazil.

Seminars in ultrasound, CT, and MR
|September 10, 2025
PubMed
概括

在复杂的周门区域诊断病变是具有挑战性的. 本综述详细介绍了CT,MRI和MRCP等成像技术,以识别各种周门疾病,帮助准确诊断和治疗.

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Portal Hypertension01:22

Portal Hypertension

Portal hypertension is an increase in blood pressure within the portal venous system. Normally, this pressure is less than 5 mmHg. It is considered clinically significant when it rises above 10 mmHg. At this threshold, complications from altered blood flow and venous congestion emerge.EtiologyPortal hypertension arises from conditions that impede blood flow through the liver. The most common cause is cirrhosis, in which chronic liver injury leads to fibrotic scarring. This fibrosis narrows or...
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