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Biomedical subjects

G Hensley

Publications and source records attributed to G Hensley.

10 recordsLinked to original sources

Syphilitic cerebral gumma with HIV infection.

We describe two human immunodeficiency virus (HIV)-infected patients with syphilitic cerebral gummas. Both patients presented with a seizure disorder associated with an isolated, peripherally located, contrast-enhancing lesion of the brain on CT. Cranial MRI performed on one patient revealed dural thickening in the region of the lesion. A brain biopsy in that patient revealed a lymphoplasmacytic infiltrate with extensive perivascular inflammation. Clinical manifestations, radiographic resolution of the lesions, and a decline in nontreponemal serologic tests for syphilis followed high-dose aqueous penicillin therapy in both patients. These patients illustrate that (1) cerebral mass lesions occurring with HIV infection may result from syphilis; (2) seizures may be the presenting manifestation of this form of neurosyphilis; and (3) high-dose, intravenous, aqueous penicillin is effective in treating these lesions.

Adult↗

Choriocarcinoma of the stomach.

A 23-year old woman with primary choriocarcinoma of the stomach presented with abdominal pain and massive hepatomegaly. Serum levels of CEA and serum and urine levels of beta-HCG were markedly elevated. Immunoperoxidase staining for CEA and HCG reveal both to be present in morphologically typical carcinoma cells. This suggests that serum beta-HCG may be a useful tumor marker of gastric carcinoma.

Adult↗

Cystadenocarcinoma and carcinoembryonic antigen (CEA).

A 40-year-old woman with back pain, an abdominal and a serum CEA level of 200 ng/ml was found to have at laparotomy, a large but resectable mucinous retroperitoneal mass. Pathologic diagnosis revealed cystadenocarcinoma, probably of pancreatic origin. It is remarkable that the cyst fluid contained a CEA level 100,000-fold normal. Serum CEA fell to normal levels in the postoperative period. This suggests that the CEA was of cyst epithelial origin.

Adult↗

Morphology and pathogenesis of desquamative interstitial pneumonitis.

Thirty human lung biopsy specimens have been diagnoses as desquamative interstitial pneumonitis. Six cases had intraalveolar lesions, believed to be early, while 20 had advanced disease characterised by intraalveolar cellular clumps, alveolar wall fibrosis, distortion, and loss of pulmonary parenchyma. Electron microscopy, high resolution light microscopy, and cytological examination have shown that the characteristic clumps in the alveolar air spaces are formed predominantly by enlarged and aggregated macrophages. Lymphocytes and eosinophils are also present in the intraalveolar clumps and in alveolar walls. Inflammation and immunological mechanisms are suggested as causes of the cellular clumping. Interstitial pneumonitis, alveolar wall fibrosis, changes in the alveolar epithelium, and loss of lung parenchyma are believed to be secondary events.

Adult↗