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Biomedical subjects

K Kawada

Publications and source records attributed to K Kawada.

At least 127 records · Page 7Linked to original sources

Surgical treatment of the aortic aneurysm.

For 93 cases of thoracic and 118 cases of abdominal aneurysms, the over-all operative mortality rate was 24.7 per cent and 9.3 per cent, respectively. Although the over-all operative mortality rate for 37 patients with aneurysms of the ascending aorta or aortic arch had been 40.5 per cent, recent advances in surgical technique led to a higher survival rate so that since 1975 no death occurred among 14 consecutive surgery cases. Cardiopulmonary bypass with or without selective perfusion of the carotid arteries or temporary external bypass procedures were employed in these 14 cases. The over-all operative mortality rate for 56 patients with aneurysms of the descending thoracic aorta was 14.3 per cent. Temporary external bypass procedures were employed in 49 cases. The operative mortality rate for 99 patients with unruptured abdominal aneurysms was five per cent, and that for 19 patients with ruptured aneurysms was 31.5 per cent.

Adolescent↗

Cardiovascular amyloidosis with giant cell reaction.--Two autopsy cases.

Two autopsy cases, a 77-year-old man and a 66-year-old woman, of cardiovascular amyloidosis with many giant cells were reported. These cells were always found adjacent to amyloid masses which were deposited mainly in small arteries and arterioles, and some of them contained amyloid substance in their cytoplasms. The incidence of these cells was high in the heart and in the kidneys of both cases, and in the latter case the cells were found in the majority of the organs varying in degree. The significance of the giant cells, which probably originated from macrophages, were discussed and that giant cells might appear as a foreign body reaction to amyloid substance was presumed.

Aged↗

Various epithelial and non-epithelial tumors spontaneously occurring in long-lived mice of A/St, CBA, C57BL/6 and their hybrid mice.

Various kinds of epithelial and non-epithelial tumors, and tumor-like lesions spontaneously developed in long-lived mice of strains A/St, C57BL/6 and CBA, and of (C57BL/6 X CBA) F1 hybrids, all of which had been fed in the 2nd Department of Pathology, Gifu University School of Medicine. Some tumors were successfully transplanted into the same strain of mice. An interesting tumor line showing phagocytic activity and growing only in the liver even when inoculated subcutaneously, which was obtained from a reticulum cell neoplasm, Type A by Dunn, originated in the liver of a (C57BL/6 X CBA) F1 hybrid male mouse.

Aging↗