C43 is the ICD-10 code for Malignant melanoma of skin. 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 C43–C44 (Melanoma and other malignant neoplasms of skin) in Chapter II, Neoplasms.
- Code type
- Category (3 characters)
- Chapter
- II · C00–D48
- Classification
- WHO ICD-10, 2019 version
What C43 includes
Conditions and terms that are coded here.
- morphology codes M872-M879 with behaviour code /3
What C43 excludes
Conditions that look similar but belong under another code.
Subcodes of C43
- C43.0Malignant neoplasm: Malignant melanoma of lip
- C43.1Malignant neoplasm: Malignant melanoma of eyelid, including canthus
- C43.2Malignant neoplasm: Malignant melanoma of ear and external auricular canal
- C43.3Malignant neoplasm: Malignant melanoma of other and unspecified parts of face
- C43.4Malignant neoplasm: Malignant melanoma of scalp and neck
- C43.5Malignant neoplasm: Malignant melanoma of trunk
- C43.6Malignant neoplasm: Malignant melanoma of upper limb, including shoulder
- C43.7Malignant neoplasm: Malignant melanoma of lower limb, including hip
- C43.8Malignant neoplasm: Overlapping malignant melanoma of skin
- C43.9Malignant neoplasm: Malignant melanoma of skin, unspecified
C43 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DC43Modermærkekræft i huden
C43Ihon melanooma
C43Bösartiges Melanom der Haut
C43Mélanome malin de la peau
C43maligne melanoom van huid
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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