AutoICD API

BlockL1-8A8

Headache disorders

Headache disorders

Classification

ICD-11

Parent Code

08

Child Codes

8

WHO Foundation

View on WHO

Child Codes (8)

8A80

Migraine

8A81

Tension-type headache

8A82

Trigeminal autonomic cephalalgias

8A83

Other primary headache disorder

8A84

Secondary headache

8A85

Painful cranial neuropathies or other facial pains

8A8Y

Other specified headache disorders

8A8Z

Headache disorders, unspecified

Frequently Asked Questions
What is the ICD-11 code for headache disorders?

The ICD-11 code for headache disorders is BlockL1-8A8. The full clinical description is "Headache disorders".

What does ICD-11 code BlockL1-8A8 mean?

ICD-11 code BlockL1-8A8 represents "Headache disorders". It is classified under the ICD-11 classification system.

What is the ICD-10 equivalent of ICD-11 code BlockL1-8A8?

There is no direct ICD-10 mapping available for BlockL1-8A8 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

What is the difference between ICD-10 and ICD-11?

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

What are the subcategories under BlockL1-8A8?

BlockL1-8A8 has 8 child codes, including: 8A80 (Migraine), 8A81 (Tension-type headache), 8A82 (Trigeminal autonomic cephalalgias), 8A83 (Other primary headache disorder), and 4 more.

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