ICD-10-CM › C00-D49 › C43-C44 › C43.12 Malignant melanoma of left eyelid,... › C43.122
C43.122
Malignant melanoma of left lower eyelid, including canthus
ValidICD-10-CM diagnosis code.
Valid for claims with a date of service in the current code year.
What has happened to this code
Every change the publisher made, from 2019 to now.
- FY2019 Added to the code set Malignant melanoma of left lower eyelid, including canthus
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from C43 Malignant melanoma of skin
Excludes1 - never coded here
- melanoma in situ (D03.-)
Excludes2 - not included here
- malignant melanoma of skin of genital organs (C51-C52, C60.-, C63.-)
- Merkel cell carcinoma (C4A.-)
- sites other than skin-code to malignant neoplasm of the site
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Melanosarcoma
- Nevocarcinoma
- Melanoblastoma
- Melanocarcinoma
- Mole > cancerous
- Melanoepithelioma
- Nevus > malignant
- Melanoma > nodular
- Sarcoma > melanotic
- Melanoma > amelanotic
- Melanoma > balloon cell
- Nevus > blue > malignant
- Melanoma > epithelioid cell
- Lentigo > maligna > melanoma
- Freckle > malignant melanoma in
- Melanoma > in > junctional nevus
- Melanoma > regressing, malignant
- Melanoma > superficial spreading
- Melanosarcoma > epithelioid cell
- Melanoma > neurotropic, malignant
- Melanoma > desmoplastic, malignant
- Melanoma > in > giant pigmented nevus
- Mole > malignant > meaning > melanoma
- Melanoma > in > precancerous melanosis
- Melanoma > acral lentiginous, malignant
- Melanoma > in > Hutchinson's melanotic freckle
- Melanosis > precancerous > malignant melanoma in
- Melanoma > spindle cell > with epithelioid, mixed
- Nevus > pigmented > giant > malignant melanoma in
- Melanoma > epithelioid cell > with spindle cell, mixed
- Hutchinson's > melanotic freckle > malignant melanoma in
- Melanoma > skin > eyelid
- Melanoma > skin > canthus
- Melanoma > skin > palpebra
Codes in the same group
| Code | Description | Status |
|---|---|---|
| C43.121 | Malignant melanoma of left upper eyelid, including canthus | Valid |