Bob Johnson
CH.com Alumnus
 
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"Only the educated are free." -Epictetus
Posts: 5965
Kennett Square, PA (USA)
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Med literature makes it clear that making a diagnosis is not easy and often requires multiple doc and years of evaluations. ====== Migrainous features in cluster headache Wäber C and Knopf A Department of Neurology, Medical University of Vienna, Vienna, Austria
Objectives: To assess in patients with cluster headache (CH) the prevalence of headache characteristics and associated symptoms usu- ally related to migraine.
Background: CH is a headache disorder clearly defined by ICHD-Il criteria. Nevertheless diagnosis is delayed in many patients. One rea- son for this delay might be the presence of migrainous features dur- ing CH attacks.
Methods: We are currently performing the first survey on CH in Austria including 76 patients (18% women, mean age 43 ± 10 years) with CH according to ICHD-Il up to now. All patients completed a structured questionnaire. In this presentation, we will focus on migrainous features comprising pulsating pain, aggravation by or avoidance of physical activity, nausea, vomiting, photophobia, pho- nophohia and aura symptoms in CH attacks. Results: Seventy-eight percei1t of the patients had episodic CH and 22% had chronic CH. Three percent gave a personal history and almost 38% a family history of migraine. During a cluster period the patients experienced 16 ± 10 attacks per week with a mean dura- tion of 69 ± 60 minutes. Pulsating pain was experienced at least in some attacks by 47% of the patients. Headache was aggravated by physical activity in 26% and 43% experienced a need for rest. Con- sidering that 88% of the patients reported restlessness suggests that aggravation by physical activity and/or the wish to rest was present together with restlessness in at least some of the attacks. Nausea, vomiting, photophobia and phonophohia were reported by 41%, 24%, 49% and 46%, of the patients. Unilateral photo- or phonopho- hia was experienced by 37%. Aura occurred in 28% of the patients and visual symptoms were reported most frequently namely by 20%. The prevalence of migrainous symptoms was not related to a per- sonal or family history of migraine.
Conclusions: Migrainous symptoms are common in CH and not related to a personal or family history of migraine. Even though ftc- quency and duration of attacks clearly differentiate CH from migraine, the presence of migrainous symptoms in CH might cause misdiagnoses in patients with infrequent or long-lasting attacks.
(Cephalalgia, 29 (Suppl. 1, 2009) ============ The same neurovascular theory arising from Goadsby's work is now being applied to both migraine & CH. ---
eMedicine Specialties > Neurology > Headache and Pain Pathophysiology and Treatment of Migraine and Related Headache Author: Soma Sahai-Srivastava, MD, Director of Neurology Ambulatory Care Services, LAC and USC Medical Center; Assistant Professor, Department of Neurology, University of Southern California Coauthor(s): David Y Ko, MD, Associate Professor, Department of Neurology, University of Southern California Keck School of Medicine Updated: Sep 4, 2008 Pathophysiology of Migraine Two main schools of thought exist to explain the pathophysiology of migraine. The first is older and is based purely on a vascular theory; it has fallen out of favor and has been replaced by the neurovascular theory. What is now clear is that migraine is a chronic disorder of the CNS and the vascular changes that occur are more of an epiphenomenon. ======= ======== My point is simple: IF we knew more about the sources of these complex headache disorders and the processes by which they occur, it would be easier to find some effective, enduring treatments--perhaps, even, preventives.
Patience and peristence are truly survival skills for us!
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