Chronic Paroxysmal Hemicrania Questions & Answers

Updated: Jun 12, 2019
  • Author: Monica Saini, MD, MBBS; more...
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Questions & Answers

Overview

What is chronic paroxysmal hemicrania (CPH)?

What are the ICHD-3 diagnostic criteria for paroxysmal hemicrania (PH)?

How is chronic paroxysmal hemicrania (CPH) differentiated from nonchronic PH?

What causes chronic paroxysmal hemicrania (CPH)?

What is the role of trigeminal and parasympathetic neuropeptides in the pathophysiology of chronic paroxysmal hemicrania (CPH)?

What is the role of the hypothalamus in the pathophysiology of chronic paroxysmal hemicrania (CPH)?

What is the prevalence of chronic paroxysmal hemicrania (CPH) in the US?

What is the global prevalence of chronic paroxysmal hemicrania (CPH)?

What are the sexual predilections of chronic paroxysmal hemicrania (CPH)?

Which age groups have the highest prevalence of chronic paroxysmal hemicrania (CPH)?

What is the prognosis of chronic paroxysmal hemicrania (CPH)?

Presentation

Which clinical history findings are characteristic of chronic paroxysmal hemicrania (CPH)?

Which physical findings are characteristic of chronic paroxysmal hemicrania (CPH)?

What is the focus of the physical exam for suspected chronic paroxysmal hemicrania (CPH)?

DDX

How is chronic paroxysmal hemicrania (CPH) differentiated from hemicrania continua (HC)?

How is chronic paroxysmal hemicrania (CPH) differentiated from other headaches with autonomic features?

How is chronic paroxysmal hemicrania (CPH) differentiated from cluster headache (CH)?

How is chronic paroxysmal hemicrania (CPH) differentiated from SUNCT syndrome?

How is chronic paroxysmal hemicrania (CPH) differentiated from LASH?

Which conditions should be included in the differential diagnoses of chronic paroxysmal hemicrania (CPH)?

What are the differential diagnoses for Chronic Paroxysmal Hemicrania?

Workup

How is chronic paroxysmal hemicrania (CPH) diagnosed?

What is the role of imaging studies in the workup of chronic paroxysmal hemicrania (CPH)?

What is the role of lumbar puncture in the workup of chronic paroxysmal hemicrania (CPH)?

Treatment

How is chronic paroxysmal hemicrania (CPH) treated?

What is the role of non-invasive VNS in the treatment of chronic paroxysmal hemicrania (CPH)?

What is the role of occipital nerve stimulation in the treatment of chronic paroxysmal hemicrania (CPH)?

What is the role of DBS in the treatment of chronic paroxysmal hemicrania (CPH)?

Which treatments for chronic paroxysmal hemicrania (CPH) are ineffective?

Which specialist consultations are beneficial to patients with chronic paroxysmal hemicrania (CPH)?

Medications

What is the role of medications in the treatment of chronic paroxysmal hemicrania (CPH)?

Which medications in the drug class Anticonvulsants, Other are used in the treatment of Chronic Paroxysmal Hemicrania?

Which medications in the drug class Carbonic Anhydrase Inhibitors are used in the treatment of Chronic Paroxysmal Hemicrania?

Which medications in the drug class Corticosteroids are used in the treatment of Chronic Paroxysmal Hemicrania?

Which medications in the drug class Calcium Channel Blockers are used in the treatment of Chronic Paroxysmal Hemicrania?

Which medications in the drug class Nonsteroidal Anti-Inflammatory Drugs (NSAIDs) are used in the treatment of Chronic Paroxysmal Hemicrania?