Table 4 Number of incidental lesions confirmed by further investigations
Region | Benign lesions (n = 50) | Cancers (n = 25) | |
|---|---|---|---|
Type | Stage | ||
Head | Meningioma (8) | Anaplastic astrocytoma (1) | Grade 3 (1) |
Pituitary adenoma (4) Vestibular schwannoma (4) | Tonsil squamous cell carcinoma (1) | Stage IVa (1) | |
Neck | Thyroid nodule (8) Granulomatous thyroiditis (1) Warthin’s tumor (1) Parotid gland tumor (1) | Papillary thyroid carcinoma (3) | Stage I (2) and II (1) |
Chest | Pneumonia (5) | Lung adenocarcinoma (7) | Stage IA1 (4), IA2 (1), IA3 (1), and IVA (1) |
Lung inflammatory nodule (4) Lung nodule (3) Castleman disease (1) Ectopic thyroid goiter (1) | Thymoma (2) | Stage I (2) | |
Abdomen | Gastric inflammatory polyp (1) | Renal cell carcinoma (3) | Stage I (3) |
Adrenal myelolipoma with hemorrhage (1) Renal oncocytoma (1) Schwannoma of the psoas (1) | Gastrointestinal stromal tumor of the stomach (2) Renal urothelial carcinoma (1) Hepatocellular carcinoma (1) | Stage IA (1) and IB (1) Stage I (1) Stage II (1) | |
Pelvis | Endometrial polyp (2) Paratubal cyst (1) | Prostatic adenocarcinoma (4) | Stage IIC (2) and IIIB (2) |
Bones | Spinal meningioma (1) Paraspinal neurogenic tumor (1) | ||