T33.4

Superficial frostbite of arm

Requires 7th character

T33.4 requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Includes (from T33)

  • frostbite with partial thickness skin loss
  • 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.

  • superficial frostbite of wrist and hand (T33.5-)
  • birth trauma (P10-P15) (from T33)
  • obstetric trauma (O70-O71) (from T33)
  • hypothermia and other effects of reduced temperature (T68, T69.-) (from T33)

Use additional code

Add a code to identify the following, if applicable.

  • code to identify any retained foreign body, if applicable (Z18.-) (from T33)

7th character

This code requires a 7th character (defined at T33). Use the placeholder "X" for missing positions.

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Also known as

  • Frostbite, arm

Parent code

  • T33Superficial frostbiteNeeds 7th char

More specific codes T33.4

  • T33.40Superficial frostbite of unspecified armNeeds 7th char
  • T33.41Superficial frostbite of right armNeeds 7th char
  • T33.42Superficial frostbite of left armNeeds 7th char

Related codes

  • T33.0Superficial frostbite of headNeeds 7th char
  • T33.1Superficial frostbite of neckNeeds 7th char
  • T33.2Superficial frostbite of thoraxNeeds 7th char
  • T33.3Superficial frostbite of abdominal wall, lower back and pelvisNeeds 7th char
  • T33.5Superficial frostbite of wrist, hand, and fingersNeeds 7th char
  • T33.6Superficial frostbite of hip and thighNeeds 7th char
  • T33.7Superficial frostbite of knee and lower legNeeds 7th char
  • T33.8Superficial frostbite of ankle, foot, and toe(s)Needs 7th char
  • T33.9Superficial frostbite of other and unspecified sitesNeeds 7th char

Browse