Other acute myringitis, left ear

This code signifies an acute inflammatory condition affecting the tympanic membrane (eardrum) of the left ear, not specified as bullous. It involves inflammation, redness, and potentially swelling of the eardrum, distinct from middle ear infections.

Apply this code when documentation clearly indicates acute inflammation of the left tympanic membrane without the presence of bullae (blisters). This is typically diagnosed via otoscopy showing an inflamed eardrum in the absence of purulent middle ear fluid.

• Differentiate from otitis media (H65.-, H66.-) where middle ear involvement is present.
• Ensure laterality is explicitly documented as "left ear" to support this specific code.
• Avoid using if bullae are noted; instead, consider codes from H73.01- for bullous myringitis.