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Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
C" (common for causes ... + fever, confusion ... Common Secondary Causes ... (>50 years) P Pattern ... Primary #Secondary #Comparison
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... a chest x-ray (CXR ... chest radiograph pattern ... not seen on a CXR