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Biomedical subjects

M Onuki

Publications and source records attributed to M Onuki.

At least 37 records · Page 2Linked to original sources

[A case of surgically treated tuberculous aneurysm of descending thoracic aorta with massive hemoptysis].

A tuberculous aneurysm of the thoracic descending aorta was found in a 60-year-old female with massive hemoptysis. She had had lung tuberculosis one and half years ago. Computed tomography and aortic angiography revealed saccular type aneurysm at left supradiaphragmatic portion of descending aorta. After antituberculous chemotherapy, the aneurysm was resected under the temporary bypass support utilizing Bio-pump and the aorta was grafted with Dacron prosthesis successfully. The microscopic findings of specimens over the aneurysm and surrounding tissues revealed tuberculosis. The patient is doing well one year after the operation.

Aorta, Thoracic↗

Bile alcohol profiles in bile, urine, and feces of a patient with cerebrotendinous xanthomatosis.

Bile alcohols in bile, urine, and feces of a patient with cerebrotendinous xanthomatosis have been analyzed by a combination of capillary gas-liquid chromatography and mass spectrometry after fractionation into groups according to mode of conjugation. The presence of at least 18 bile alcohols, which were excreted mainly as glucurono-conjugates in bile and urine, and as unconjugated forms in feces, was demonstrated. The following bile alcohols were identified with certainty by direct comparison with reference compounds: 5 beta-cholestane-3 alpha,7 alpha,12 alpha-triol; (23R)-5 beta-cholestane-3 alpha,7 alpha,12 alpha,23-tetrol; 5 alpha- and 5 beta-cholestane-3 alpha,7 alpha,12 alpha,24-tetrols; 5 alpha- and 5 beta-cholestane-3 alpha,7 alpha,12 alpha,25-tetrols; 27-nor-5 beta-cholestane-3 alpha,7 alpha,12 alpha,24,25-pentol; (22R)-5 beta-cholestane-3 alpha,7 alpha,12 alpha,22,25-pentol; (23R)- and (23S)-5 beta-cholestane-3 alpha,7 alpha, 12 alpha,23,25-pentols; 3 alpha,12 alpha,25-trihydroxy-5 beta-cholestane-7-one; (24R)- and (24S)-5 beta-cholestane-3 alpha,7 alpha,12 alpha,24,25-pentols; 5 beta-cholestane-3 alpha,7 alpha,12 alpha,25,26-pentol. Although the bile alcohol profile in urine was quite different from those in bile and feces, the determination of urinary bile alcohols as well as of biliary and fecal bile alcohols could be used for diagnosis of cerebrotendinous xanthomatosis.

Adult↗