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Technetium-99m glucoheptonate imaging in lung cancer and benign lung diseases: concise communication

Journal Article · · J. Nucl. Med.; (United States)
OSTI ID:5335270
Technetium-99m glucoheptonate (Tc-GHA) uptake was prospectively studied in 58 patients with newly diagnosed lung cancer and in 20 patients with pulmonary inflammatory disease or metastatic carcinoma. Fifty-three (91%) primary tumors accumulated Tc-GHA: squamous cell 20/22, adenocarcinoma 7/7, large cell 10/11, and small cell 16/18. Intensity of tumor uptake was greatest in small-cell cancer. Supraclavicular metastases were detected in two patients. Fourteen patients with mediastinal evaluation by Tc-GHA imaging and trispiral tomography underwent mediastinoscopy or thoracotomy. Five of ten patients with negative mediastinum by tomography and Tc-GHA imaging showed metastases by biopsy (false- negative Tc-GHA). Less intense accumulation of Tc-GHA was observed in 18/20 cases of pulmonary inflammatory disease or pulmonary metastases. Although Tc-GHA accumulates by an unknown mechanism in primary lung cancer, we cannot recommend its use in detecting mediastinal spread of lung cancer due to its unacceptably high false-negative rate.
Research Organization:
Univ. of Missouri, Columbia
OSTI ID:
5335270
Journal Information:
J. Nucl. Med.; (United States), Journal Name: J. Nucl. Med.; (United States) Vol. 24:11; ISSN JNMEA
Country of Publication:
United States
Language:
English