[Association of angiomyolipoma and renal adenocarcinoma: histologic, arteriographic and microangiographic correlation].
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Biomedical subjects
Publications and source records attributed to C Spinelli.
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A case of Queyrat's erythroplasia of the prepuce is reported. The Authors emphasize the precancerous role of the lesion because of its high frequency of malignant transformation. Local excision appears to be the only adequate form of treatment.
ystematic analysis of the pectoral muscle and fascia disclosed neoplastic infiltration in 6.2% of our stage T2a cases. Accordingly the authors propose a Halsted type resection in all cases staged T3, T2b and T2a when the tumor is located deep in the gland.
The authors report an experience of 1800 surgical operations for thyroid diseases executed, with identification of the recurrent laryngeal nerve in all cases, from 1988 to 1992, and analyse the various causes of recurrent laryngeal nerve injury. This complication of thyroid surgery is not completely avoidable, in spite of an extremely accurate surgical technique. In most instances of injury to one of the recurrent laryngeal nerves during thyroidectomy, the surgeon can confirm that the recurrent laryngeal nerve was not sectioned during the operation. This fact demonstrates that often the recurrent laryngeal nerve injury is due not to a section but to a stretching, a compression, an ischemia of the nerve. The recurrent laryngeal nerve injury may be due to a mistake in surgical technique: the ligation of the inferior pole vessels before identifying the recurrent laryngeal nerve; a mistake in hemostasis maneuvers; excessive aspiration near to the nerve; an excessive traction of the recurrent laryngeal nerve during the medial traction of the thyroid lobe with a stretching of the nerve; an excessive dissection of the nerve with ischemia. Other causes that make easier the recurrent laryngeal nerve injury are, anatomic variations of the nerve; extension of the surgical operation; histologic findings.
Uremic patients have been shown to be frequently malnourished. The amount of glucose absorbed from dialysis solution makes caloric malnutrition unusual among CAPD (Continuous Ambulatory Peritoneal Dialysis) patients. Protein malnutrition is more likely because of loss of nutrients into the dialysate and inhibition of appetite. Present study evaluates nutritional status of 29 patients (20 F, 9 M), 60.31 +/- 16.04, on CAPD since 15.2 months (4-50). Dialysis was scored adequate in all patients, based on the Clinical Assessment Score proposed by the Columbia University Group. Nutritional status was evaluated with (1) Marckmann score, based on relative body weight (RBW), triceps skin fold (TSF), midarm muscular circumference (MAMC), S-transferrin, and (2) Subjective Global Assessment (SGA) based on history, physical examination, anthropometric (BW, skin folds, % body fat according to Durnin, MAMC) and laboratory data (S-albumin, C3, S-transferrin, Hb, lymphocyte count, creatinine appearance rate [CAR], urea nitrogen appearance normalized by BW [NUNA], protein catabolic rate [pcr]). RBW was 118.2% because of excess stored fat; % body fat was > 40% in 6 females and 34.4 +/- 5 in 14 females. Lymphocytes, total proteins, S-albumin, S-transferrin, C3, IgG were normal. CAR (12.2 +/- 3.2 mg/kg/die) and NUNA (101.1 +/- 37.3 mg/kg/die) were lower than normal, as reported for dialysis patients. Marckmann score (26 patients) defined 10 cases of slight malnutrition; SGA (29 patients) identified 2 severely and 14 slightly malnourished patients. Marckmann and SGA scoring however agreed only in 13 over 26 patients. Slight or severe malnutrition has been assessed in CAPD patients in spite of clinically adequate dialysis.(ABSTRACT TRUNCATED AT 250 WORDS)