Usefulness of gallium-67 citrate scanning in testicular seminoma
An analysis of 77 consecutive patients with a histologic diagnosis of seminoma testis, assessed and treated at the Cross Cancer Institute between 1977 and 1982, is presented. Ga-67 citrate was first used in the assessment of patients with malignant testicular tumors in 1973. Following three years of study that supported the observation of the gallium-avid nature of seminoma, gallium scans became routine in the initial staging assessment and were used also when recurrence was suspected. From 1977 through 1982, 72 patients with biopsy-proven seminoma testis were assessed initially for extent of disease by Ga-67 scanning. Comparison with intravenous pyelography and bipedal lymphography was possible for accuracy of tumor assessment. The scan sensitivity was 83%, and the specificity was 95%. During the same period, gallium was studied in nonseminomatous testicular tumors but the results were disappointing and its use was discontinued. The gallium-avid nature of seminoma testis may be useful in determining the extent of disease.
- Research Organization:
- Cross Cancer Institute, Edmonton, Alberta
- OSTI ID:
- 5652473
- Journal Information:
- Clin. Nucl. Med.; (United States), Vol. 12:10
- Country of Publication:
- United States
- Language:
- English
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BETA DECAY RADIOISOTOPES
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550601* - Medicine- Unsealed Radionuclides in Diagnostics