Wednesday, June 3, 2009

How many types of headache are known?

(2/365) Ow headache...Image by Sarah G... via Flickr
There are more than 300 types of headaches, but only about 10% of headaches have a known cause. The others are called primary headaches.
Check the web-based 2nd Edition of The International Classification of Headache Disorders (ICHD-2) for details on their diagnostic criteria:
Here is a partial list from Aurametrix database:


Primary headaches

R51 Headache as Facial Pain NOS (excluding atypical pain, neuralgia, migraine)
G43 Migraine

G43.0 Migraine without aura [common migraine]
G43.1 Migraine with aura [classical migraine]
G43.2 Status migrainosus
G43.3 Complicated migraine
G43.8 Other migraine (Ophthalmoplegic, Retinal, etc)
G43.9 Migraine, unspecified
G44.0 Cluster headache and other trigeminal autonomic cephalalgias (TAC)

Chronic Cluster headache syndrome

Episodic Cluster Headache

Chronic paroxysmal hemicrania

G44.1 Vascular headache, not elsewhere classified Vascular headache NOS
G44.2 Tension-type headache (TTH) Stress Headache

Chronic tension-type headache

Episodic tension headache

Tension headache NOS

G44.3 Chronic post-traumatic headache

G44.4 Drug-induced headache, not elsewhere classified

G44.8 Other specified headache syndromes

G44.803 Primary cough headache

G44.804 Primary exertional headache

Hypnic headache

Primary thunderclap headache

Hemicrania continua

New daily persistent headache (NDPH)

G44.805 Primary headache asspciated with sexual activity Coital cephalalgia

Preorgazmic headache

Orgazmic headache

G44.882 Cardiac Cephalalgia

Headache attributed to disorder of homoeostasis not sufficiently validated

G44.882 headache attributed to hypoxia and/or hypercapnia
G44.882 Dialysis headache

G44.813 Headache attributed to arterial hypertension

G44.882 Headache attributed to hyperthyroidism

G44.882 Headache attributed to fasting

Secondary headaches

Space Headache

S00-S09 Head injury Headache attributed to head and/or neck trauma
I61 Intracerebral hemorrhage Headache attributed to cranial or cervical vascular disorder Excludes: sequelae of intracerebral haemorrhage ( I69.1 )
I61.0 Intracerebral haemorrhage in hemisphere, subcortical Headache attributed to cranial or cervical vascular disorder

Deep intracerebral haemorrhage

I61.1 Intracerebral haemorrhage in hemisphere, cortical

Cerebral lobe haemorrhage

Superficial intracerebral haemorrhage

I61.2 Intracerebral haemorrhage in hemisphere, unspecified
I61.3 Intracerebral haemorrhage in brain stem

I61.4 Intracerebral haemorrhage in cerebellum

I61.5 Intracerebral haemorrhage, intraventricular

I61.6 Intracerebral haemorrhage, multiple localized

I61.8 Other intracerebral haemorrhage

I61.9 Intracerebral haemorrhage, unspecified

I60 Subarachnoid hemorrhage

I60.0 Subarachnoid haemorrhage from carotid siphon and bifurcation
I60.1 Subarachnoid haemorrhage from middle cerebral artery
I60.2 Subarachnoid haemorrhage from anterior communicating artery
I60.3 Subarachnoid haemorrhage from posterior communicating artery
I60.4 Subarachnoid haemorrhage from basilar artery

I60.5 Subarachnoid haemorrhage from vertebral artery

I60.6 Subarachnoid haemorrhage from other intracranial arteries

Multiple involvement of intracranial arteries

I60.7 Subarachnoid haemorrhage from intracranial artery, unspecified

Ruptured (congenital) berry aneurysm NOS

Subarachnoid haemorrhage from cerebtal artery NOS

Subarachnoid haemorrhage from communicating artery NOS
I60.8 Other subarachnoid haemorrhage

Meningeal haemorrhage

Rupture of cerebral arteriovenous malformation

I60.9 Subarachnoid haemorrhage, unspecified

Ruptured (congenital) cerebral aneurysm NOS

M31.5 Giant cell arteritis

G93.2 Idiopathic intracranial hypertension Headache attributed to non-vascular intracranial disorder
G97.1 Post dural puncture headaches Headache attributed to non-vascular intracranial disorder
G40-G47 Ictal headache Associated with seizure activity

G44.4 or G44.83 Medication overuse headaches Headache attributed to a substance or its withdrawal
G44.4,44.83,F10,F13,F19,P96 Medication or drug withdrawal headaches MeSH

G00 Meningitis Headache attributed to infection

G50.1 Atypical facial pain attributed to disorder of cranium, neck, eyes, ears, nose, sinuses, teeth, mouth or other facial or cranial structures
J01 Sinusitis

R51 Headache attributed to psychiatric disorder

G44.847, G.44.848 or G44.85 Cranial neuralgias, central and primary facial pain and other headaches

Trigeminal neuralgia

Glossopharyngeal neuralgia

Nervus intermedius neuralgia

Superior laryngeal neuralgia

The most common type of headache is a tension headache. Some people experience headaches when they are hungry or dehydrated. Other common reasons include performing an activity that causes you to hold your head in one position for a long time (like using a computer, microscope, or typewriter), sleeping in a cold room or an abnormal position, overexerting yourself, clenching your jaw or grinding your teeth.

Major migraine triggers for men

  • Changing weather: rising humidity, heat
  • Lack of sleep or oversleeping
  • Fatigue
  • Emotional Stress
  • Sensory triggers: bright or flickering lights, loud noises, strong smells
  • Dietary triggers:

    • missing a meal
    • alcohol, especially red wine
    • chocolate
    • nitrates in cured meats and fish
    • aged cheese
    • an increase or decrease in caffeine
    • MSG (often present in Asian and prepared foods)

    18 most common sources of headache:
    1.  Stress
    2.  Not enough sleep
    3.  Certain foods and food additives, such as chocolate, cheese, caffeine and monosodium glutamate (MSG).
    4.  Grinding your teeth
    5.  Depression and anxiety
    6.  Skipping meals
    7.  Poor posture
    8.  Lack of exercise
    9.  Holding your head or neck in an awkward position for a long time
    10. Hormonal changes related to menstruation (PMS), menopause, pregnancy or hormone use
    11. Medications, including those for depression and high blood pressure, or overusing headache medication
    12. Overexerting yourself
    13. Sleeping in an awkward position
    14. Eye strain
    15. Fatigue
    16. Smoking
    17. Alcohol
    18. Sinus infections, colds or flu

    Aurametrix is a company developing Health 4.0 technologies
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