113mIn-microcolloid which has an extremely short half-life and is able to administer a large dose, and of which urinary excretion and retention in the circulation are low, was used in radioisotope penogram. Much higher count values were obtained than in the penogram using the conventional 131I-human serum albumin, so that the differential diagnosis between functional and organic impotence became easier.
About this Journal The Tohoku Journal of Experimental Medicine (TJEM) was founded in 1920
by professors of Tohoku Imperial University, Medical School.
The TJEM has been published continuously, except for the year of 1946
just after the World War II.
The TJEM is open to original articles in all branches of medical
sciences.
The TJEM also covers the fields of disaster-prevention science,
including earthquake archeology.
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