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Biomedical subjects

F E Ehrlich

Publications and source records attributed to F E Ehrlich.

17 recordsLinked to original sources

Cachet, no cash.

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Schools, Dental↗

Pelvic exsanguination following umbilical artery catheterization in neonates.

Umbilical artery catheterization in 400 newborns was followed by umbilical or hypogastric artery perforation with massive extra- and intraperitoneal bleeding in 7 infants. Common predisposing factors were multiple attempts and insertion against resistance. A characteristic clinical picture developed, including hypotension, abdominal distention, and lower abdominal wall induration and ecchymosis, often extending into the genitalia and upper thighs, with absent femoral pulses. Treatment is immediate transfusion and bilateral umbilical and hypogastric artery ligation. One of seven patients survived.

Catheterization↗

Serum vitamin A in premature and term neonates.

Serum vitamin A was determined in premature and term neonates by a specific spectrofluorometric method. Premature neonates (N = 42; gestational age = 32 +/- 0.4 weeks) had a serum vitamin A level (14.9 +/- 0.98 microgram/dl) significantly lower (P less than 0.001) than that of term neonates (N = 51; 22.4 +/- 0.99 microgram/dl). The vitamin A mean serum values of infants of 36 weeks' gestational age were not statistically different from those of the term neonates. Linear regression analysis for serum vitamin A values vs gestational age showed no significant correlation. A linear correlation (P less than 0.05), however, was found between serum vitamin A and serum protein protein concentrations, perhaps indicative of a lower concentration of retinol-binding protein. Since vitamin A is involved in the promotion of mucous-secreting cells, the premature neonate may be at greater risk than the term infant for diseases involving the mucosal epithelium, including necrotizing enterocolitis.

Enterocolitis, Pseudomembranous↗

Pathophysiology and management of congenital posterolateral diaphragmatic hernias.

Twelve neonates with foramen of Bochdalek hernias were treated at the Medical College of Virginia Hospitals during a recent four-year period. The clinical material supports the concept that bilateral hypoplastic lungs are fundamental in producing a morbid vicious cycle with respiratory and metabolic acidosis, pulmonary hypertension, right to left ductal and parenchymal shunting, worsening of the hypoxia and acidosis, and progression of the cycle. Management of Bochdalek hernias before, during and after operation has been guided by pathophysiologic approach.

Acidosis↗

Routine upper gastrointestinal examinational examination in preoperative cholecystectomy patients.

The charts of 663 patients who had cholecystectomy were reviewed to determine the usefulness of preoperative radiologic examination of the upper gastrointestinal tract. In 14% of the patients a positive finding was reported. However, slightly less than half of these findings were confirmed at surgery. Only 2.9% of the patients had a procedure in addition to cholecystectomy. It is felt that routine examination of the upper GI tract is not indicated in the preoperative evaluation of patients with gallbladder disease unless the clinical history is equivocal and one suspects coincidental disease.

Adolescent↗

Primary adenocarcinoma of the appendix.

A case of primary adenocarcinoma of the appendix in which the patient had the usual symptoms of acute appendicitis is presented. A review of the literature showed the potential for early extension and nodal metastasis in this lesion and led to the recommendation of right hemicolectomy as the treatment of choice. The operation should be done either primarily or secondarily after an appendectomy and should lead to a five-year survival of approximately 45%. Every effort should be made to make the diagnosis and provide definitive treatment at the primary operation by examining the appendix grossly and obtaining frozen section microscopic study of any suspicious tumor or ulceration.

Adenocarcinoma↗