T33 is the ICD-10 code for Superficial frostbite. It is a three-character category divided into 10 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block T33–T35 (Frostbite) in Chapter XIX, Injury, poisoning and certain other consequences of external causes.
- Code type
- Category (3 characters)
- Chapter
- XIX · S00–T98
- Classification
- WHO ICD-10, 2019 version
What T33 includes
Conditions and terms that are coded here.
- frostbite with partial-thickness skin loss
What T33 excludes
Conditions that look similar but belong under another code.
- superficial frostbite involving multiple body regions T35.0
Subcodes of T33
- T33.0Superficial frostbite of head
- T33.1Superficial frostbite of neck
- T33.2Superficial frostbite of thorax
- T33.3Superficial frostbite of abdominal wall, lower back and pelvis
- T33.4Superficial frostbite of arm
- T33.5Superficial frostbite of wrist and hand
- T33.6Superficial frostbite of hip and thigh
- T33.7Superficial frostbite of knee and lower leg
- T33.8Superficial frostbite of ankle and foot
- T33.9Superficial frostbite of other and unspecified sites
T33 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DT33Overfladisk forfrysning
T33Pinnallinen paleltumavamma
T33Oberflächliche Erfrierung
T33Gelure superficielle
T33oppervlakkige bevriezing
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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