S54.9

Injury of unspecified nerve at forearm level

Requires 7th character

S54.9 requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Includes (from S54)

  • Note: Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • Note: The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

Excludes2

Not included here — may be reported together when both conditions exist.

  • birth trauma (P10-P15) (from S54)
  • obstetric trauma (O70-O71) (from S54)
  • burns and corrosions (T20-T32) (from S54)
  • frostbite (T33-T34) (from S54)
  • injuries of wrist and hand (S60-S69) (from S54)
  • insect bite or sting, venomous (T63.4) (from S54)
  • injury of nerves at wrist and hand level (S64.-) (from S54)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any retained foreign body, if applicable (Z18.-) (from S54)

Code also

An additional code may be needed.

  • any associated open wound (S51.-) (from S54)

7th character

This code requires a 7th character (defined at S54). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Also known as

  • Injury, nerve NEC, forearm

Parent code

  • S54Injury of nerves at forearm levelNeeds 7th char

More specific codes S54.9

  • S54.90Injury of unspecified nerve at forearm level, unspecified armNeeds 7th char
  • S54.91Injury of unspecified nerve at forearm level, right armNeeds 7th char
  • S54.92Injury of unspecified nerve at forearm level, left armNeeds 7th char

Related codes

  • S54.0Injury of ulnar nerve at forearm levelNeeds 7th char
  • S54.1Injury of median nerve at forearm levelNeeds 7th char
  • S54.2Injury of radial nerve at forearm levelNeeds 7th char
  • S54.3Injury of cutaneous sensory nerve at forearm levelNeeds 7th char
  • S54.8Injury of other nerves at forearm levelNeeds 7th char

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