LC31
Developmental defects of the nail apparatus
Developmental defects of the nail apparatus
Classification
ICD-11
Chapter
20: Developmental AnomaliesBlock
LC30-LC31Parent Code
BlockL3-LC3ICD-10 Mapping
3 equivalentsWHO Foundation
View on WHOICD-10 Equivalents(3)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(19)
SNOMED CT ↗
- Congenital anomaly of hair65033000
- Canities247564004
- Amish brittle hair syndrome403796005
- Amaurosis hypertrichosis syndrome720983002
- Calderón González Cantu syndrome721007005
- Cecatto de Lima Pinheiro syndrome722062004
- CAHMR (cataract, hypertrichosis, mental retardation) syndrome722379001
- CHACS - curly hair, acral keratoderma, caries syndrome763686007
- Congenital generalised hypertrichosis838368005
- Autosomal dominant preaxial polydactyly, upper back hypertrichosis syndrome1187115008
UMLS ↗
- Congenital hypertrichosisC2936812
- Other congenital malformations of hairC0478088
- Persistent lanugoC0265994
- Congenital hypertrophic nailsC0266002
- PachyonychiaC0240444
- Congenital abnormality of nailC0265997
- Congenital clubbed nailC0265999
- Congenital koilonychiaC0266000
- Other congenital malformations of nailsC0478089
Frequently Asked Questions
What is the ICD-11 code for developmental defects of the nail apparatus?
The ICD-11 code for developmental defects of the nail apparatus is LC31. The full clinical description is "Developmental defects of the nail apparatus".
What does ICD-11 code LC31 mean?
ICD-11 code LC31 represents “Developmental defects of the nail apparatus”. It is classified under Chapter 20: Developmental Anomalies.
What chapter is LC31 in?
LC31 is in Chapter 20: Developmental Anomalies (codes LA00-LD9Z).
What is the ICD-10 equivalent of ICD-11 code LC31?
LC31 maps to 3 ICD-10 codes: Q84.2 (Other congenital malformations of hair), Q84.5 (Enlarged and hypertrophic nails), Q84.6 (Other congenital malformations of nails). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.
What is the difference between ICD-10 and ICD-11?
ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.
What SNOMED CT codes does LC31 map to?
LC31 maps to 10 SNOMED CT concepts: 720983002, 403796005, 1187115008, 722379001, 763686007, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code LC31?
LC31 is linked to 9 UMLS Concept Unique Identifiers: C2936812, C0478088, C0265994, C0266002, C0240444, and 4 more. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.