Atlas imaging temporal bone

IMAGING OF TEMPORAL

BONE

PLAIN X-RAYS MASTOIDS

Types of mastoid aereations

Cellular

Diploic

Acellular (Sclerotic)

Normal CT temporal bone

•i = internal auditory canal

c = cochlea v = vestibule

f = facial nerve m = malleus in = incus

me = middle ear a = aditus

Normal CT temporal bone

• e = external auditory

canal

i = internal auditory canal v = vestibule

in = incus

f = facial nerve c = cochlea

black arrow = oval window

white arrow = stapes

Normal CT temporal bone

Chronic Suppurative Otitis Media

CT acute mastoiditis

CT mastoid abscess

CT mastoid abscess