ICD-10 Diagnosis Code Q84.1

Congenital morphological disturbances of hair, NEC

Diagnosis Code Q84.1

ICD-10: Q84.1
Short Description: Congenital morphological disturbances of hair, NEC
Long Description: Congenital morphological disturbances of hair, not elsewhere classified
This is the 2017 version of the ICD-10-CM diagnosis code Q84.1

Code Classification
  • Congenital malformations, deformations and chromosomal abnormalities
    • Other congenital malformations (Q80-Q89)
      • Other congenital malformations of integument (Q84)

Information for Medical Professionals

Diagnostic Related Groups
The diagnosis code Q84.1 is grouped in the following Diagnostic Related Group(s) (MS-DRG v33.0)


Convert to ICD-9 Additional informationCallout TooltipGeneral Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

Present on Admission (POA) Additional informationCallout TooltipPresent on Admission
The Present on Admission (POA) indicator is used for diagnosis codes included in claims involving inpatient admissions to general acute care hospitals. POA indicators must be reported to CMS on each claim to facilitate the grouping of diagnoses codes into the proper Diagnostic Related Groups (DRG). CMS publishes a listing of specific diagnosis codes that are exempt from the POA reporting requirement.

The code Q84.1 is exempt from POA reporting.

  • Autosomal dominant familial woolly hair
  • Autosomal recessive familial woolly hair
  • Bayonet hair
  • Beaded hair
  • Black locks, oculocutaneous albinism, AND deafness of the sensorineural type
  • Congenital hearing disorder
  • Congenital hearing disorder
  • Congenital morphological disturbances of hair
  • Congenital morphological disturbances of hair
  • Congenital ringed hair
  • Congenital woolly hair
  • Curly hair, ankyloblepharon, nail dysplasia syndrome
  • Ectodermal dysplasia with hair-nail defect
  • Ectodermal dysplasia, syndactyly and pili torti
  • Hearing loss associated with syndrome
  • Pili annulati
  • Pili torti
  • Pili torti
  • Pili torti-deafness syndrome
  • Trichostasis spinulosa
  • Wooly hair

Index of Diseases and Injuries
References found for the code Q84.1 in the Index of Diseases and Injuries:

Information for Patients

Hair Problems

The average person has 5 million hairs. Hair grows all over your body except on your lips, palms, and the soles of your feet. It takes about a month for healthy hair to grow half an inch. Most hairs grow for up to six years and then fall out. New hairs grow in their place.

Hair helps keep you warm. It also protects your eyes, ears and nose from small particles in the air. Common problem with the hair and scalp include hair loss, infections, and flaking.

  • Aging changes in hair and nails
  • Dry hair
  • Excessive or unwanted hair in women
  • Folliculitis
  • Trichorrhexis nodosa

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