Headache Chart Types of Headaches, Causes, Symptoms, Treatments, Prevention Types of

Headache Chart: T

Causes · Pathophysiology · Diagnostic approach · Management · Epidemiology

This classification system separates tensiontype headache (TTH) into two main groups episodic (ETTH) and chronic (CTTH). CTTH is defined as fifteen days or more per month with headache for greater than three months, or onehundred eighty days or more, with headache per year.




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