Q84.5
BillableEnlarged and hypertrophic nails
Enlarged and hypertrophic nails
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Congenital onychauxis
- Pachyonychia
Excludes 2
Conditions not included here, but the patient may have both
Related Codes(8)
Q84.0Congenital alopecia
Q84.1Congenital morphological disturbances of hair, NEC
Q84.2Other congenital malformations of hair
Q84.3Anonychia
Q84.4Congenital leukonychia
Q84.6Other congenital malformations of nails
Q84.8Other specified congenital malformations of integument
Q84.9Congenital malformation of integument, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(49)
SNOMED CT
- Hypertrophy of nail30654002
- Nail hypertrophy30654002
- Nail overgrowth30654002
- OX - Onychauxic30654002
- Onychauxis30654002
- Congenital pachyonychia39427000
- Jadassohn-Lewandowsky syndrome39427000
- Pachyonychia congenita39427000
- Pachyonychia congenita syndrome39427000
- Congenital hypertrophic nails88103004
- Congenital onychauxis88103004
- Congenital enlarged nails254236007
- Enlarged nails275445000
- Pachyonychia congenita type II of Jackson-Lawler403801000
- Pachyonychia congenita type III of Schafer-Brunauer403802007
UMLS
- Congenital hypertrophic nailsC0266002
- Congenital onychauxisC0266002
- Congenital onychauxis (disorder)C0266002
- Enlarged and hypertrophic nailsC0266002
- PachyonychiaC0240444
- Thick nailsC0240444
- Thickened nailsC0240444
- Thickened nails (finding)C0240444
- nail thickeningC0240444
- nails thickenC0240444
- pachyonychiaC0240444
- thickened nailsC0240444
Clinical Terms
- Congenital pachyonychia
- Jadassohn-Lewandowsky syndrome
- Hypertrophy of nail
- Enlarged nails
- nails thicken
- Congenital onychauxis (disorder)
- thickened nails
- Congenital onychauxis
- Pachyonychia congenita
- Thickened nails (finding)
- Pachyonychia congenita type III of Schafer-Brunauer
- OX - Onychauxic
- Onychauxis
- nail thickening
- Thick nails
- Pachyonychia congenita type II of Jackson-Lawler
- Nail hypertrophy
- Congenital enlarged nails
- Congenital hypertrophic nails
- Pachyonychia congenita syndrome
- pachyonychia
- Nail overgrowth
Frequently Asked Questions
What is the ICD-10 code for enlarged and hypertrophic nails?
The ICD-10-CM code for enlarged and hypertrophic nails is Q84.5. The full clinical description is "Enlarged and hypertrophic nails". Q84.5 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Q84.5 mean?
ICD-10-CM code Q84.5 represents “Enlarged and hypertrophic nails”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.
Is Q84.5 a billable code?
Yes, Q84.5 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Q84.5 in?
Q84.5 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).
What SNOMED CT codes does Q84.5 map to?
Q84.5 maps to 7 SNOMED CT concepts: 254236007, 88103004, 39427000, 275445000, 30654002, and 2 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for Q84.5?
Q84.5 is linked to 2 UMLS Concept Unique Identifiers: C0266002, C0240444. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Q84.5 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like enlarged and hypertrophic nails affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of Q84.5?
Q84.5 maps to the ICD-11 code: LC31 (Developmental defects of the nail apparatus).
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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.