346: Migraine
Excludes:
headache:
NOS (784.0)
syndromes (339.00-339.89)
The following fifth-digit subclassification is for use with category 346:
0 without mention of intractable migraine without mention of status migrainosus
without mention of refractory migraine without mention of status migrainosus
1 with intractable migraine, so stated, without mention of status migrainosus
with refractory migraine, so stated, without mention of status migrainosus
2 without mention of intractable migraine with status migrainosus
without mention of refractory migraine with status migrainosus
3 with intractable migraine, so stated, with status migrainosus
with refractory migraine, so stated, with status migrainosus