ICD-10-CM code "T20.51": Corrosion of first degree of ear [any part, except ear drum] (2024)

Excludes

1. Injury, poisoning and certain other consequences of external causes (S00-T88)

   Type 1birth trauma (P10-P15)

   Type 1obstetric trauma (O70-O71)

2. Burns and corrosions of external body surface, specified by site (T20-T25)
3. Burn and corrosion of head, face, and neck (T20)

   Type 2burn and corrosion of ear drum (T28.41, T28.91)

   Type 2burn and corrosion of eye and adnexa (T26.-)

   Type 2burn and corrosion of mouth and pharynx (T28.0)

4. Corrosion of first degree of head, face, and neck (T20.5)
5. Corrosion of first degree of ear [any part, except ear drum] (T20.51)

   Type 2corrosion of ear drum (T28.91-)

Includes

1. Injury, poisoning and certain other consequences of external causes (S00-T88)
2. Burns and corrosions of external body surface, specified by site (T20-T25)

   Includesburns and corrosions of first degree [erythema]

   Includesburns and corrosions of second degree [blisters][epidermal loss]

   Includesburns and corrosions of third degree [deep necrosis of underlying tissue] [full- thickness skin loss]

3. Burn and corrosion of head, face, and neck (T20)
4. Corrosion of first degree of head, face, and neck (T20.5)
5. Corrosion of first degree of ear [any part, except ear drum] (T20.51)

Subcategories

• Corrosion of first degree of right ear [any part, except ear drum] (T20.511)
• Corrosion of first degree of left ear [any part, except ear drum] (T20.512)
• Corrosion of first degree of unspecified ear [any part, except ear drum] (T20.519)