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PET/CT scan: Sensitivity and Specificity

Introduction: With F18-FDG, measures metabolic (glycolytic) activity in tumors, although can have false positives with infection and inflammation.

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Tags: Imaging Tag this Finding.

Associated Diagnoses:

Lung Cancer

93% sensitive, 72% specific

Coronary Artery Disease

91% sensitive, 82% specific

Sarcoma, Primary

91% sensitive, 88% specific

Malignant Adrenal Mass

97% sensitive, 91% specific

Brain Metastases

27.3% sensitive, 97.6% specific

CNS Toxoplasmosis

90.9% sensitive, 100% specific

Primary Head and Neck SCC in previous unknown primary

88% sensitive, 75% specific

Occult cervical lymph node metastasis in head and neck sqaumous cell carcinoma

67% sensitive, 95% specific