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Headache for Optometrists
Dr Paul Davies
Consultant Neurologist
23rd February 2010
The West Wing
Headache for Optometrists
1. Over-view of Headache
2. Common benign headaches
3. Serious headaches
(with some ocular/visual emphasis)
Headache in the UK
• Affects nearly everyone occasionally• Is a problem for around 40% of people • Is one of the most frequent causes of
consultation in both general practice (4% of all adults/year) and neurological clinics (25% of all new referrals)
• Represents an immense socio-economic burden
Migraine in the UK
• Affects 12-15% of the population
• Affects 3X more women than men
• Most troublesome late teens to early 50s (working lives)
• Also occurs in children and the elderly
www.i-h-s.org
Primary Headache“Headache is an integral part of the
syndrome…diagnosis is symptom based.”
Secondary Headache“A de novo headache occurring with
another disorder recognised to be capable of causing it….diagnosis is
aetiological”
Headache ClassificationPart 1: The Primary Headaches
MigraineTension-type headacheCluster headache and other TACs
Part 2: The Secondary Headaches
Headaches attributed to:- Head and/or neck traumaCranial or vascular disorderNon-vascular intracranial disorderA substance or its withdrawalInfectionDisorders of homeostasisDisorders of
cranium/neck/eyes/ears/nose/sinusesTeeth/mouth
Psychiatric disorderPart 3: Cranial Neuralgias
Life-time Prevalence of Symptomatic and Non-symptomatic Headaches in a General Population
Disorder %Migraine without aura 9Episodic TTH 66Idiopathic stabbing 2External compression 4Cold stimulus 15Benign Cough Headache 1Headache associated with sexual activity 1Hangover 72Fever Headache 63Head Trauma 4Metabolic (fasting) 19Disorders of the neck, eyes, ears 1, 3, 0.5Disorders of the nose/sinuses 15
Ref: Rasmussen and Olesen Neurology 1992;42:1225-1231
Differential diagnosis of 906 patients who presented to a general neurology clinic with headache or facial pain as
the major or only symptom
Diagnosis Number %Tension headache 296 32Migraine 241 27Headache ? Cause 139 15Post-traumatic 71 8Facial pain ?cause 38 4Depression 29 3Trigeminal neuralgia 29 3Cluster headache 19 2Malignant IC Tumour 14 1.5Benign IC Tumour 9Temporal arteritis 6Post-herpetic neuralgia 5Benign IC hypertension 4Cough headache 3Subdural haematoma 2Sinus infection 1
Primary Headaches
1. Migraine
2. Tension-type headache
3. Cluster headache and other trigeminal autonomic cephalalgias
4. Other primary headaches
– Primary stabbing/cough/exertional/sexual activity/thunderclap
– Hypnic
– Hemicrania continua
– New daily-persistent headache
Migraine
Headache/Pain with Visual/Occular Symptoms or Signs
Migraine
Migraine without Aura
Migraine with Aura
Migraine Aura (No or little headache)
Steiner TJ et al. Cephalalgia 2003; 23:519-527
7.6%7.6%
18.3%18.3%
14.3%14.3%
0022446688
101012121414161618182020
Overall Females Males
% o
f U
K p
op
ula
tio
n
Gender-related prevalence of migraine
Age-related prevalence of migraine
Females
Males
Age (years)
00
55
1010
1515
2020
2525
3030
Mig
rain
e p
rev
ale
nce
(%
)30302020 4040 5050 6060
The burden of migraine
Prevalence
• Migraine is most common during the productive years
Lipton RB et al. Headache 2001; 41:646-657
Severeimpairment/
bed rest
Normal function
Some impairment53%53%
9%9%
38%38%
The burden of migraine
Disability due to migraine
• 91% of migraine patients report disability
Trigger Factors for Migraine
1. Stress – relaxing
2. Hormonal changes in women
3. Sleep deprivation/lying in
4. Dietary changes
5. Environmental stimuli
6. Combinations
There may not be any!
The Triptans
Imigran (Sumatriptan)
Zomig
Naramig
Maxalt
Relpax
Almogran
Migard
Preventative Drugs
Beta-blockers
eg propranolol, metoprolol, atenolol
Epilim (sodium valproate)
Topamax (topiramate)
Tricyclic antidepressants eg amitriptyline
Calcium blockers
Sanomigran (pizotifen)
NSAID’s
Tension-type Headache
Headache/Pain with Visual/Occular Symptoms or Signs
Tension-type headache
? Due to refractive errors
? Due to squint
? Relate to wearing glasses
Cluster Headache
Horner’s Syndrome in CH
• Appears during attack
• May persist between attacks
Cluster Headache (Migrainous Neuralgia)
• Fairly rare disorder - prevalence 0.1 %• Male:Female ratio approx. 5:1• Usually a primary headache disorder;
occasional post-traumatic cases, or rarely secondary to pituitary tumour or aneurysm
• Occasional familial cases (4-7%)• Majority of sufferers enthusiastic smokers
Episodic Cluster Headache
• Onset typically 20-30, occasionally older• Bouts of attacks lasting 1week to 4 months• Bouts 1-2/year, often seasonal (spring, autumn)• Sometimes long remissions lasting years• Sensitive to triggers only in bouts• 10-20 % go on to chronic CH
Headache/Pain with Visual/Occular Symptoms or Signs
Primary Headache SyndromesMigraineCluster headache and other Trigeminal Autonomic Cephalalgias (TACs)SUNCT (short-lasting, unilateral, neuralgiform headache with conjunctival injection and tearing)
Cranial NeuralgiaTrigeminal Neurlagia
Headache/Pain with Visual/Occular Symptoms or Signs
• Corneal ulcer• Sceritis/Episcleritis• Glaucoma• ?Retinal Migraine• ?Opthalmoplegic Migraine• Optic Neuritis• Pituitary Tumours
Are all Secondary Headaches
Serious Causes of Headache
Red Flags in Headache History
• Sudden onset severe headache• New headache in old people• Headache with coughing/straining• Persistent morning headache with nausea• Steadily worsening headache
Note: Serious causes of headache may have no abnormal signs
Dealing with Headache
1. Is it serious? The patient’s view
2. If not, what is it due to? Diagnosis? Explanation?
3. Management and treatment
Goals. Realism