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The characteristics of three colloidal preparations of 90-Y currently used for the irradiation of chronic synovitis of the knee have been studied. One, 99-Y silicate, showed less leakage away from the joint than the other two preparations, 90-Y ferric hydroxide and 90-Y citrate. Comparable amounts of 90-Y were taken up regional lymph nodes when the silicate(More)
The choice of radiocolloid for intra-articular therapy depends largely on factors of efficacy and safety. The fl-emission from yttrium 90 (90 Y) has a satisfactory range for use in the knee and a short half-life as well as freedom from gamma-radiation and from contamination. Since the demonstration by Stevenson, Bedford, Hill, and Hill (1971) and Stevenson(More)
INTRODUCTION Secondary malignancies and chronic end-organ sequelae are significant and steadily rising consequences of cancer therapy. The workup and management of a carcinoma of unknown primary must consider the patient's clinical presentation, radiologic and pathologic findings, and comorbidities. CASE REPORT We present the case of a 50-year-old female(More)