Migraine
Notes: Common migraine ; Migraine without aura without mention of refractory migraine ; Migraine without aura NOS ; Migraine without aura with refractory migraine ; Basilar migraine ; Classical migraine ; Migraine equivalents ; Migraine preceded or accompanied by transient focal neurological phenomena ; Migraine triggered seizures ; Migraine with acute-onset aura ; Migraine with aura without headache (migraine equivalents) ; Migraine with prolonged aura ; Migraine with typical aura ; Retinal migraine ; Migraine with aura without mention of refractory migraine ; Migraine with aura NOS ; Migraine with aura with refractory migraine ; Familial migraine ; Sporadic migraine ; Hemiplegic migraine without refractory migraine ; Hemiplegic migraine NOS ; Hemiplegic migraine with refractory migraine ; Persistent migraine aura without cerebral infarction, without refractory migraine ; Persistent migraine aura NOS ; Persistent migraine aura without cerebral infarction, with refractory migraine ; Persistent migraine aura with cerebral infarction, without refractory migraine ; Persistent migraine aura with cerebral infarction, with refractory migraine ; Transformed migraine ; Chronic migraine without aura, without refractory migraine ; Chronic migraine without aura NOS ; Chronic migraine without aura, with refractory migraine ; Cyclical vomiting, without refractory migraine ; Cyclical vomiting, with refractory migraine ; Ophthalmoplegic migraine, without refractory migraine ; Ophthalmoplegic migraine, with refractory migraine ; Periodic headache syndromes in child or adult, without refractory migraine ; Periodic headache syndromes in child or adult, with refractory migraine ; Abdominal migraine, without refractory migraine ; Abdominal migraine, with refractory migraine ; Other migraine, without refractory migraine ; Other migraine, with refractory migraine ; Menstrual headache, not intractable ; Menstrual migraine, without refractory migraine ; Menstrually related migraine, not intractable ; Pre-menstrual headache, not intractable ; Pre-menstrual migraine, not intractable ; Pure menstrual migraine, not intractable ; Menstrual migraine NOS ; Menstrual headache, intractable ; Menstrual migraine, with refractory migraine ; Menstrually related migraine, intractable ; Pre-menstrual headache, intractable ; Pre-menstrual migraine, intractable ; Pure menstrual migraine, intractable ; Migraine, unspecified, without refractory migraine ; Status migrainosus NOS ; Migraine NOS ; Migraine, unspecified, with refractory migraine ; code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) ; headache NOS (R51.9) ; lower half migraine (G44.00) ; chronic migraine without aura (G43.7-) ; persistent migraine aura (G43.5-, G43.6-) ; migraine without aura (G43.0-) ; cyclical vomiting syndrome unrelated to migraine (R11.15) ; headache syndromes (G44.-) ; the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled