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ossicles

Wikipedia Summary

The ossicles (also called auditory ossicles) are three irregular bones in the middle ear of humans and other mammals, and are among the smallest bones in the human body. Although the term "ossicle" literally means "tiny bone" (from Latin ossiculum) and may refer to any small bone throughout the body, it typically refers specifically to the malleus, incus and stapes ("hammer, anvil, and stirrup") of the middle ear. The auditory ossicles serve as a kinematic chain to transmit and amplify (intensify) sound vibrations collected from the air by the ear drum to the fluid-filled labyrinth (cochlea)...
Related Codes (20)
Code
Description
Billable
Details
H74.2Discontinuity and dislocation of ear ossicles
H74.21Discontinuity and dislocation of right ear ossicles
H74.23Discontinuity and dislocation of ear ossicles, bilateral
H74.31Ankylosis of ear ossicles
H74.319Ankylosis of ear ossicles, unspecified ear
H74.391Other acquired abnormalities of right ear ossicles
H74.392Other acquired abnormalities of left ear ossicles
H74.20Discontinuity and dislocation of ear ossicles, unspecified ear
H74.3Other acquired abnormalities of ear ossicles
H74.311Ankylosis of ear ossicles, right ear

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