Code
Hierarchy
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G00-G99 Diseases of the nervous system (G00-G99)
Notes
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the following terms are to be considered equivalent to intractable: pharmacoresistant (pharmacologically resistant), treatment resistant, refractory (medically) and poorly controlled
Inclusion Terms
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Migraine with aura without mention of refractory migraine
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Basilar migraine
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Classical migraine
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Migraine equivalents
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Migraine preceded or accompanied by transient focal neurological phenomena
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Migraine triggered seizures
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Migraine with acute-onset aura
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Migraine with aura without headache (migraine equivalents)
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Migraine with prolonged aura
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Migraine with typical aura
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Retinal migraine
Code Also
Use Additional
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code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Excludes 1
- G43.E Chronic migraine with aura
- persistent migraine aura (G43.5-, G43.6-)
Excludes 2
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headache syndromes (G44.-)
- G44 Other headache syndromes
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certain conditions originating in the perinatal period (P04-P96)
- A00-B99 Certain infectious and parasitic diseases (A00-B99)
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complications of pregnancy, childbirth and the puerperium (O00-O9A)
- O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
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endocrine, nutritional and metabolic diseases (E00-E88)
- S00-T88 Injury, poisoning and certain other consequences of external causes (S00-T88)
- C00-D49 Neoplasms (C00-D49)
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symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)