Diseases of hair and hair follicles
704
Dermatologic
Both
703-704.99
ICD mappings
| ICD code | Type | Description | Phenome |
|---|---|---|---|
| L63 | ICD10CM | Alopecia areata | MGI |
| L63.0 | ICD10CM | Alopecia (capitis) totalis | MGI |
| L63.1 | ICD10CM | Alopecia universalis | MGI |
| L63.2 | ICD10CM | Ophiasis | MGI |
| L63.8 | ICD10CM | Other alopecia areata | MGI |
| L63.9 | ICD10CM | Alopecia areata, unspecified | MGI |
| L64 | ICD10CM | Androgenic alopecia | MGI |
| L64.0 | ICD10CM | Drug-induced androgenic alopecia | MGI |
| L64.8 | ICD10CM | Other androgenic alopecia | MGI |
| L64.9 | ICD10CM | Androgenic alopecia, unspecified | MGI |
| L65.0 | ICD10CM | Telogen effluvium | MGI |
| L65.1 | ICD10CM | Anagen effluvium | MGI |
| L65.2 | ICD10CM | Alopecia mucinosa | MGI |
| L65.8 | ICD10CM | Other specified nonscarring hair loss | MGI |
| L65.9 | ICD10CM | Nonscarring hair loss, unspecified | MGI |
| L66 | ICD10CM | Cicatricial alopecia [scarring hair loss] | MGI |
| L66.0 | ICD10CM | Pseudopelade | MGI |
| L66.1 | ICD10CM | Lichen planopilaris | MGI |
| L66.2 | ICD10CM | Folliculitis decalvans | MGI |
| L66.3 | ICD10CM | Perifolliculitis capitis abscedens | MGI |
| L66.4 | ICD10CM | Folliculitis ulerythematosa reticulata | MGI |
| L66.8 | ICD10CM | Other cicatricial alopecia | MGI |
| L66.9 | ICD10CM | Cicatricial alopecia, unspecified | MGI |
| L67.0 | ICD10CM | Trichorrhexis nodosa | MGI |
| L67.1 | ICD10CM | Variations in hair color | MGI |
| L67.8 | ICD10CM | Other hair color and hair shaft abnormalities | MGI |
| L67.9 | ICD10CM | Hair color and hair shaft abnormality, unspecified | MGI |
| L72.11 | ICD10CM | Pilar cyst | MGI |
| L72.12 | ICD10CM | Trichodermal cyst | MGI |
| L73.1 | ICD10CM | Pseudofolliculitis barbae | MGI |
| L73.8 | ICD10CM | Other specified follicular disorders | MGI |
| L73.9 | ICD10CM | Follicular disorder, unspecified | MGI |
| 704.00 | ICD9CM | Alopecia, unspecified | MGI |
| 704.01 | ICD9CM | Alopecia areata | MGI |
| 704.02 | ICD9CM | Telogen effluvium | MGI |
| 704.09 | ICD9CM | Other alopecia | MGI |
| 704.2 | ICD9CM | Abnormalities of the hair | MGI |
| 704.3 | ICD9CM | Variations in hair color | MGI |
| 704.41 | ICD9CM | Pilar cyst | MGI |
| 704.42 | ICD9CM | Trichilemmal cyst | MGI |
| 704.8 | ICD9CM | Other specified diseases of hair and hair follicles | MGI |
| 704.9 | ICD9CM | Unspecified disease of hair and hair follicles | MGI |
| L63.0 | ICD10 | L63.0 Alopecia (capitis) totalis | UKB |
| L63.1 | ICD10 | L63.1 Alopecia universalis | UKB |
| L63.8 | ICD10 | L63.8 Other alopecia areata | UKB |
| L63.9 | ICD10 | L63.9 Alopecia areata, unspecified | UKB |
| L64.0 | ICD10 | L64.0 Drug-induced androgenic alopecia | UKB |
| L64.8 | ICD10 | L64.8 Other androgenic alopecia | UKB |
| L64.9 | ICD10 | L64.9 Androgenic alopecia, unspecified | UKB |
| L65.2 | ICD10 | L65.2 Alopecia mucinosa | UKB |
| L65.8 | ICD10 | L65.8 Other specified nonscarring hair loss | UKB |
| L65.9 | ICD10 | L65.9 Nonscarring hair loss, unspecified | UKB |
| L66.0 | ICD10 | L66.0 Pseudopelade | UKB |
| L66.2 | ICD10 | L66.2 Folliculitis decalvans | UKB |
| L66.3 | ICD10 | L66.3 Perifolliculitis capitis abscedens | UKB |
| L66.8 | ICD10 | L66.8 Other cicatricial alopecia | UKB |
| L66.9 | ICD10 | L66.9 Cicatricial alopecia, unspecified | UKB |
| L72.1 | ICD10 | L72.1 Trichilemmal cyst | UKB |
| L73.1 | ICD10 | L73.1 Pseudofolliculitis barbae | UKB |
| L73.8 | ICD10 | L73.8 Other specified follicular disorders | UKB |
| L73.9 | ICD10 | L73.9 Follicular disorder, unspecified | UKB |
| 704 | ICD9 | 704 Diseases of hair and hair follicles | UKB |
| 704.3 | ICD9 | 7043 Variations in hair colour | UKB |
| 704.9 | ICD9 | 7049 Unspecified diseases of hair and hair follicles | UKB |
This page is mainly a phenotype dictionary entry. When you are trying to find candidate PRS models, go to the Scores table, search by trait or exposure name, and then use the score-detail and PheWAS pages for model-specific follow-up.