Chapter XIX
Injury, poisoning and certain other consequences of external causes
(S00-T98)

Frostbite
(T33-T35)

Excludes: hypothermia and other effects of reduced temperature ( T68-T69 )

T33 Superficial frostbite
Includes: frostbite with partial-thickness skin loss
Excludes: superficial frostbite involving multiple body regions ( T35.0 )
T33.0 Superficial frostbite of head
T33.1 Superficial frostbite of neck
T33.2 Superficial frostbite of thorax
T33.3 Superficial frostbite of abdominal wall, lower back and pelvis
T33.4 Superficial frostbite of arm
Excludes: superficial frostbite of wrist and hand alone ( T33.5 )
T33.5 Superficial frostbite of wrist and hand
T33.6 Superficial frostbite of hip and thigh
T33.7 Superficial frostbite of knee and lower leg
Excludes: superficial frostbite of ankle and foot alone ( T33.8 )
T33.8 Superficial frostbite of ankle and foot
T33.9 Superficial frostbite of other and unspecified sites
Superficial frostbite (of):
· NOS
· leg NOS
· trunk NOS

T34 Frostbite with tissue necrosis
Excludes: frostbite with tissue necrosis involving multiple body regions ( T35.1 )
T34.0 Frostbite with tissue necrosis of head
T34.1 Frostbite with tissue necrosis of neck
T34.2 Frostbite with tissue necrosis of thorax
T34.3 Frostbite with tissue necrosis of abdominal wall, lower back and pelvis
T34.4 Frostbite with tissue necrosis of arm
Excludes: frostbite with tissue necrosis of wrist and hand alone ( T34.5 )
T34.5 Frostbite with tissue necrosis of wrist and hand
T34.6 Frostbite with tissue necrosis of hip and thigh
T34.7 Frostbite with tissue necrosis of knee and lower leg
Excludes: frostbite with tissue necrosis of ankle and foot alone ( T34.8 )
T34.8 Frostbite with tissue necrosis of ankle and foot
T34.9 Frostbite with tissue necrosis of other and unspecified sites
Frostbite with tissue necrosis (of):
· NOS
· leg NOS
· trunk NOS

T35 Frostbite involving multiple body regions and unspecified frostbite
T35.0 Superficial frostbite involving multiple body regions
Multiple superficial frostbite NOS
T35.1 Frostbite with tissue necrosis involving multiple body regions
Multiple frostbite with tissue necrosis NOS
T35.2 Unspecified frostbite of head and neck
T35.3 Unspecified frostbite of thorax, abdomen, lower back and pelvis
Frostbite of trunk NOS
T35.4 Unspecified frostbite of upper limb
T35.5 Unspecified frostbite of lower limb
T35.6 Unspecified frostbite involving multiple body regions
Multiple frostbite NOS
T35.7 Unspecified frostbite of unspecified site
Frostbite NOS