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Biomedical subjects

K Nagasako

Publications and source records attributed to K Nagasako.

63 records · Page 4Linked to original sources

Progressive systemic sclerosis: report of a case with colonic involvement.

A case of progressive systemic sclerosis associated with colonic involvement is described. Barium-enema examination revealed segmental involvement. Colonoscopic examination of the whole range of the involved colon revealed wide-mouthed diverticula with interspersed rigid areas and numerous ulcerations. These colonoscopic findings appeared to be distinct from those associated with tuberculosis and Crohn's disease.

Adult↗

Pediatric colonoscopy.

With the improvement of instruments, colonoscopy has become applicable also for children. During the past 10 years, pediatric colonoscopies were performed 83 times on 45 infants and children. The value and indications in pediatric colonoscopy are described here. Pediatric colonoscopy is a very significant complement to the conventional clinical and radiologic examinations.

Adolescent↗

Prevalence of primary sclerosing cholangitis and other liver diseases in Japanese patients with chronic ulcerative colitis.

An association between primary sclerosing cholangitis (PSC) and chronic ulcerative colitis (CUC) is well known in Western countries, but there have been no reports on this association in Japan. We reviewed 163 consecutive CUC patients (91 males and 72 females) diagnosed from 1984 to 1990 at Tokyo Women's Medical College. Abnormal liver function tests were found in 42 patients with CUC (25.8%), but chronic liver disease was only diagnosed in seven patients (4.3%). Among these seven patients, there were four with PSC, one with small-duct PSC, one with transfusion-associated chronic hepatitis and one with Type B liver cirrhosis. No relationship was found between the documented colonic manifestations of CUC and the presence of PSC. The four PSC patients did not have a longer history of CUC at the time of diagnosis of PSC than CUC patients without PSC. At the time of PSC diagnosis, two patients were asymptomatic, one presented with right upper quadrant pain, and the other had fatigue. Three patients were diagnosed as having CUC before the onset of PSC (range 2-13 years), and the other patient had both diseases simultaneously. All four had a good prognosis. Thus PSC was the most common chronic liver disease associated with CUC in our series, and it was present in all our CUC patients with alkaline phosphatase levels exceeding twice the upper limit of normal and mild transaminase elevation.

Adolescent↗