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ICD-10 diagnosis code

G44.3 Chronic post-traumatic headache

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G44.3 is the ICD-10 code for Chronic post-traumatic headache. It is a four-character subcategory of G44 (Other headache syndromes), the most specific level in the WHO edition. It belongs to the block G40–G47 (Episodic and paroxysmal disorders) in Chapter VI, Diseases of the nervous system.

Code type
Subcategory (4 characters)
Chapter
VI · G00–G99
Classification
WHO ICD-10, 2019 version

G44.3 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

G44.3Kronisk posttraumatisk huvudvärk

NorwayICD-10-NO

G44.3Kronisk posttraumatisk hodepine

DenmarkICD-10-DK

DG443Kronisk posttraumatisk hovedpine

FinlandICD-10-FI

G44.3Pitkäaikainen posttraumaattinen päänsärky

GermanyICD-10-GM

G44.3Chronischer posttraumatischer Kopfschmerz

FranceICD-10-FR

G44.3Céphalée chronique posttraumatique

NetherlandsICD-10-NL

G44.3chronische posttraumatische hoofdpijn

United StatesICD-10-CM

Listed through more specific codes:

  • G44.301Post-traumatic headache, unspecified, intractable
  • G44.309Post-traumatic headache, unspecified, not intractable
  • G44.311Acute post-traumatic headache, intractable
  • G44.319Acute post-traumatic headache, not intractable
  • G44.321Chronic post-traumatic headache, intractable
  • G44.329Chronic post-traumatic headache, not intractable

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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