231.0 Larynx
Cartilage:
arytenoid
cricoid
cuneiform
thyroid
Epiglottis:
NOS
posterior surface
suprahyoid portion
Vocal cords (false) (true)
Excludes:
aryepiglottic fold or interarytenoid fold:
NOS (230.0)
hypopharyngeal aspect (230.0)
marginal zone (230.0)