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Biomedical subjects

T Kanno

Publications and source records attributed to T Kanno.

At least 541 records · Page 30Linked to original sources

Prospection of chronic vasospasm by CT findings.

Haematoma of the basal cistern was classified into five grades. A little or moderate haematoma (1+ or 2+) disappeared from the basal cistern in 3 or 4 days, however much or severe haematoma (3+ or 4+) remained over a week. Vasospasm occurred in a high number of the cases in which the haematoma was recognized in the basal cistern later than 4 days after SAH not only in operative case but also in conservative case. However vasospasm occurred rarely in cases with early operation within 24 hours after onset except for cases with severe packed haematoma (4+) in the basal cistern.

Adult↗

A comparison of transcatheter arterial embolization with one shot therapy for the patients with hepatic cell carcinoma.

It has been confirmed gradually that transcatheter arterial embolization is the most effective, conservative therapy for the treatment of unresectable hepatic cell carcinoma (hepatoma). Embolization or one shot therapy was carried out in a clinical trial involving 41 patients with unresectable hepatoma visiting our department. Embolization group (emboli G): 19 cases. 1 to 6 embolizations in each case. One shot group (one shot G): 22 cases. Medications: Mitomycin C 10-40 mg and others. Disappearance rate of icterus after treatment was 50% (emboli G) and 25% (one shot G). Decrease in size of hepatomegaly or tumor was seen in 84% (emboli G) and 32% (one shot G) which was statistically significant (less than 1%). Serum AFP titer after embolization decreased in all cases but in only 5 of 12 cases (ca 41%) after one shot (less than 1%). Effective cases measured by Karnofsky's method were 18 out of 19 cases (95%) in emboli G, but in one shot G only 10 out of 22 cases (ca 45%)(less than 0.1%). Survival rate after each therapy was 67% (emboli G) and 38% (one shot G) after 6 months, and 59% (emboli G) and 19% (one shot G) at 1 year respectively. One study showed that transcatheter arterial embolization therapy was much more effective than one shot therapy.

Adult↗

Cold acclimation in insulin secretion of isolated perfused pancreas of the rat.

The secretory function of the endocrine and exocrine pancreas in the process of cold acclimation has been studied in rats fed at an ambient temperature of 2 degrees C. In anesthetized rats, plasma glucose decreased immediately after cold exposure and increased again toward the basal level after 20 days of continuous cold exposure. Plasma insulin level in these rats also decreased immediately after cold exposure, and the low level was maintained throughout the whole period of cold exposure. In the isolated perfused rat pancreas, the basal insulin output estimated before the stimulation with glucose decreased immediately after the cold exposure and increased gradually during the continuous cold exposure. In these preparations, the initial and the second phases of insulin output were induced by sustaining stimulation with 16.7 mM glucose. Changes in the glucose-induced initial and second phases showed a diphasic pattern during the course of cold exposure. Thus, there was temporary decrease within a week of cold exposure followed by a gradual increase after 3 wk of this condition. The diphasic insulin output in the preparation isolated from rats fed during cold exposure for 6 wk was twice as much as that in the preparation isolated from the rats fed during exposure to 23 degrees C for 5 wk. In the isolated perfused rat pancreas, a monophasic insulin output was induced by sustaining stimulation with 0.1 microM ACh. The monophasic insulin output showed an increasing tendency during cold exposure, but the increase was insignificant because of a larger individual variation.

Acetylcholine↗