HTHSCI 1DT3 Lecture Notes - Lecture 16: Popliteal Fossa, Varicose Veins, Saphenous Nerve
26 Dec 2020
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Document Summary
Tortuous, dilated veins of the superficial venous system. One-way flow from sup deep maintained by valves. Valve failure pressure in sup veins varicosity. 3 main sites where valve incompetence occurs: Sfj: 3cm below and 3cm lateral to pubic tubercle. Surgery: fbc, u+e, clotting, g+s, cxr, ecg. Chronic venous disease can be classified according to. Clinical signs (1-6 + sympto or asympto) Small below knee varicosities not involving gsv or ssv. Lsv stripping: no longer performed due to potential for saphenous nerve damage. Discharged c compression stockings and instructed to walk daily. Damage to cutaneous nerve (e. g. long saphenous) Interruption in the continuity of an epithelial surface. Development of scc in the ulcer (marjolin"s ulcer) 4 layer graded compression bandage (if abpi >0. 8) Collection of interstitial fluid due to blockage or absence of lymphatics. Lumps in the groin and scrotum 106. Bladder outflow obstruction precedes severe suprapubic pain c distended palpable bladder. Frequency, hesitancy, poor stream, terminal dribbling, overflow incontinence.
