ICD-10 diagnosis code

Q85 Phakomatoses, not elsewhere classified

Q85 is the ICD-10 code for Phakomatoses, not elsewhere classified. It is a three-character category divided into 4 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block Q80–Q89 (Other congenital malformations) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.

Code type: Category (3 characters)
Chapter: XVII · Q00–Q99
Classification: WHO ICD-10, 2019 version

What Q85 excludes

Conditions that look similar but belong under another code.

ataxia telangiectasia [Louis-Bar] G11.3
familial dysautonomia [Riley-Day] G90.1

Subcodes of Q85

Q85 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

Q85Fakomatoser som ej klassificeras på annan plats

DenmarkICD-10-DK

DQ85Tumoragtige dannelser på nervesystemet

FinlandICD-10-FI

Q85Muualla luokittamattomat fakomatoosit

GermanyICD-10-GM

Q85Phakomatosen, anderenorts nicht klassifiziert

FranceICD-10-FR

Q85Phacomatoses, non classées ailleurs

NetherlandsICD-10-NL

Q85facomatosen, niet elders geclassificeerd

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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