Table 2.

Predefined Presumed Benign Findings per Body Part

Body part	Predefined presumed benign finding
Head	Benign intracranial cysts (arachnoid cysts, pineal gland cysts, choroid plexus cysts, pituitary cysts), dilated Virchow‐Robin spaces
Neck	Sinus mucosal thickening or retention cysts, nasopharyngeal cysts, simple thyroid cysts
Chest and breast	Lung or pleural scars, bronchogenic cysts, pericardiac cysts, breast cysts
Abdomen	Benign liver lesions (cysts, hemangiomas, focal nodular hyperplasia), cholecystolithiasis, splenic hemangioma or cyst, uncomplicated renal cysts, renal angiomyolipoma ≤2 cm,31 adrenal adenoma, prostatic hyperplasia, uterine myoma, uterine adenomyosis, benign‐appearing ovarian cysts, colonic diverticuli, hydrocele
Musculoskeletal	Degenerative spinal disease, scoliosis, spondylolisthesis, perineural cysts, sacral meningocele, osteoarthritic joint changes, subacromial bursitis, Baker's cysts, benign‐appearing bone or soft tissue lesions
Other	Benign anatomic variants (azygos lobe, unilateral renal agenesis, vascular anatomic variants)