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Q84.1

Congenital morphological disturbances of hair, not elsewhere classified

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 1 never code together
Q84.1code
Excludes1

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Instructional notes 3
Q84.1code
Inclusion terms
  • Beaded hair
  • Monilethrix
  • Pili annulati
Index entries leading here 8
  • Pili
    • annulati or torti (congenital) Q84.1
  • Beaded hair (congenital) Q84.1
  • Twist, twisted
    • hair (congenital) Q84.1
  • Monilethrix (congenital) Q84.1
  • Ringed hair (congenital) Q84.1
  • Thrix annulata (congenital) Q84.1
  • Trichostasis spinulosa (congenital) Q84.1
  • Woolly, wooly hair (congenital) (nevus) Q84.1
Alongside this code 8 same parent — Q84
Q84.0 Congenital alopecia Q84.2 Other congenital malformations of hair Q84.3 Anonychia Q84.4 Congenital leukonychia Q84.5 Enlarged and hypertrophic nails Q84.6 Other congenital malformations of nails Q84.8 Other specified congenital malformations of integument Q84.9 Congenital malformation of integument, unspecified
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
Q84
Block
Q80-Q89
Siblings
8

Present FY2024–FY2027.