<unk>  may be helpful in the preoperative diagnosis of glomus<unk> ; it provides the localization, size, and shape of<unk> s as small as 3 mm. Findings on<unk>  suggestive of glomus<unk>  include a well-circumscribed hypoechoic mass.
Glomus tumor echocardiography and ultrasound
Glomus tumor MRI
Schwannoma MRI
Schwannoma CT
Warthin's tumor echocardiography or ultrasound
Schwannoma physical examination
Glomus tumor physical examination
Lymphangioma CT