To the Editor:—
The liver scan is attaining an increasing clinical usefulness as investigators gain more experience with the indications and interpretation of this test. In most instances, results of other liver function tests are abnormal when the liver scan demonstrates discrete or diffuse hepatic lesions.1 In this case, the liver scan demonstrated a nonhepatic tumor and was the only criterion which led to a decision to perform laparotomy. The lesion, in fact, was a large asymptomatic pheochromocytoma, which revealed its presence by way of its unusual alteration of liver anatomy.
Report of a Case:—
A 68-year-old retired records clerk came to the Portland Veterans Administration Hospital because of a 25-lb weight loss in the preceding six months. His illness began three months before admission when a dull left-upper-quadrant abdominal pain which was constant and radiated to his left flank suddenly developed. Ten days later he noticed blood in