G44.011 Episodic cluster headache, intractable
Instructional Notes:
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G44.011
Description: Episodic cluster headache, intractable
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G44.01
Description: Episodic cluster headache
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G44.0
Description: Cluster headaches and other trigeminal autonomic cephalgias (TAC)
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G44
Description: Other headache syndromes
Exclude1:
Exclude2:
- atypical facial pain (G50.1)
- headache due to lumbar puncture (G97.1)
- migraines (G43.-)
- trigeminal neuralgia (G50.0)
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G40-G47
Description: Episodic and paroxysmal disorders (G40-G47)
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G00-G99
Description: Diseases of the nervous system
Exclude2:
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)