Ear

The ear occasionally comes to the pathologist.

External ear

Differential diagnosis:

• Chondrodermatitis nodularis helicis.
• Squamous cell carcinoma.
• Keloid.

Internal ear

Jugulotympanic paraganglioma

Main article: Paraganglioma

• Most common middle ear tumour.

See also

• Dermatopathology.
• Head and neck pathology.