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1. 下肢慢性静脈疾患の概要overview of lower extremity chronic venous disease [show details]
…ultrasonography to evaluate the nature and extent of venous reflux, which impacts the choice of treatment. Any combination of superficial, perforator, or deep venous reflux can be present. The differential diagnosis …
2. 下肢慢性静脈疾患の分類classification of lower extremity chronic venous disorders [show details]
…deep venous systems. Deep venous reflux is generally associated with the most severe clinical symptoms and signs, but ulceration is also possible with superficial venous reflux alone . Superficial or …
3. 内視鏡的逆行性胆管膵管造影（ERCP）後の敗血症合併症post endoscopic retrograde cholangiopancreatography ercp septic complications [show details]
…obstructed biliary system is the most important predictor of post-ERCP biliary sepsis. The mechanism by which obstruction leads to sepsis is presumed to be elevated biliary pressure causing biliary-venous …
4. 術前門脈塞栓術preoperative portal vein embolization [show details]
…behind a safe volume of functional liver that has an adequate vascular inflow, venous outflow, and biliary drainage. The generally accepted safe minimum threshold for the future liver remnant (FLR) varies …
5. 慢性下肢静脈不全の診断的評価diagnostic evaluation of lower extremity chronic venous insufficiency [show details]
…back to the baseline value. In the presence of venous reflux, the veins refill more quickly. A venous refill time (VRT) <20 seconds indicates venous reflux. If an abnormal reflux time is normalized with …