. Medical diagnosis for the student and practitioner. Fig. 6.—Collateral veins in a typical caseof portal obstruction {After Krause.) Fig. 7.—Collateral veins in a typical caseof obstruction of the inferior vena cava.(After Krause.) COLLATERAL VENOUS CIRCULATION.—Portal vs. Caval Obstruc-tion.—Hepatic cirrhosis or thrombosis of the portal veins may produce amarked and evident enlargement of the superficial abdominal veins, and asimilar condition occurs in thrombosis of the inferior vena cava. The formerchiefly affects the median region of the abdomen; the relation of its veins tothe navel sugg
. Medical diagnosis for the student and practitioner. Fig. 6.—Collateral veins in a typical caseof portal obstruction {After Krause.) Fig. 7.—Collateral veins in a typical caseof obstruction of the inferior vena cava.(After Krause.) COLLATERAL VENOUS CIRCULATION.—Portal vs. Caval Obstruc-tion.—Hepatic cirrhosis or thrombosis of the portal veins may produce amarked and evident enlargement of the superficial abdominal veins, and asimilar condition occurs in thrombosis of the inferior vena cava. The formerchiefly affects the median region of the abdomen; the relation of its veins tothe navel suggesting the term caput medusce, and though the lower thoracicveins are involved, the group lies chiefly within lines dropped from themiddle of the clavicle to the groin. Caputmedusae. 28 MEDICAL DIAGNOSIS Visibledilatation. Visiblearterialpulsation. Clinical rela-tionships. Simulate manydiseases. Idiosyncrasy. Importantinferences. Wet cuppingand theelectric belt. In the latter (obstruction of the inferior vena cava) the enlargementis predomin
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectdiagnos, bookyear1922
