MDC 01 : Diseases and disorders of the nervous system

G44.001 Cluster headache syndrome, unspecified, intractable

G44.009 Cluster headache syndrome, unspecified, not intractable

G44.011 Episodic cluster headache, intractable

G44.019 Episodic cluster headache, not intractable

G44.021 Chronic cluster headache, intractable

G44.029 Chronic cluster headache, not intractable

G44.031 Episodic paroxysmal hemicrania, intractable

G44.039 Episodic paroxysmal hemicrania, not intractable

G44.041 Chronic paroxysmal hemicrania, intractable

G44.049 Chronic paroxysmal hemicrania, not intractable

G44.051 Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT), intractable

G44.059 Short lasting unilateral neuralgiform headache with conjunctival injection and tearing (SUNCT), not intractable

G44.091 Other trigeminal autonomic cephalgias (TAC), intractable

G44.099 Other trigeminal autonomic cephalgias (TAC), not intractable

G44.1 Vascular headache, not elsewhere classified

G44.201 Tension-type headache, unspecified, intractable

G44.209 Tension-type headache, unspecified, not intractable

G44.211 Episodic tension-type headache, intractable

G44.219 Episodic tension-type headache, not intractable

G44.221 Chronic tension-type headache, intractable

G44.229 Chronic tension-type headache, not intractable

G44.301 Post-traumatic headache, unspecified, intractable

G44.309 Post-traumatic headache, unspecified, not intractable

G44.311 Acute post-traumatic headache, intractable

G44.319 Acute post-traumatic headache, not intractable

G44.321 Chronic post-traumatic headache, intractable

G44.329 Chronic post-traumatic headache, not intractable

G44.40 Drug-induced headache, not elsewhere classified, not intractable

G44.41 Drug-induced headache, not elsewhere classified, intractable

G44.51 Hemicrania continua

G44.52 New daily persistent headache (NDPH)

G44.53 Primary thunderclap headache

G44.59 Other complicated headache syndrome

G44.81 Hypnic headache

G44.82 Headache associated with sexual activity

G44.83 Primary cough headache

G44.84 Primary exertional headache

G44.85 Primary stabbing headache

G44.86 Cervicogenic headache

G44.89 Other headache syndrome

G93.2 Benign intracranial hypertension

G97.1 Other reaction to spinal and lumbar puncture

I67.7 Cerebral arteritis, not elsewhere classified

I68.2 Cerebral arteritis in other diseases classified elsewhere

R51.0 Headache with orthostatic component, not elsewhere classified

R51.9 Headache, unspecified