6 results
Causes of Secondary Headaches (without Red Flag Symptoms) - Differential Diagnosis Algorithm
Acute
 • Sinusitis
 • Dental
Causes of Secondary ... Headaches (without ... Analgesic Induced Headache ... #Secondary #Headaches ... #Causes
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... - Differential ... thunderclap) of worst headache ... arteritis • Acute ... MatthewHoMD #Headache
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
With Different Headache ... intracranial pressure, acute-angle ... anemia, febrile headache ... Fever - Febrile headache ... ), IIH #headache
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... herniation (Comatose), Acute ... angle closure glaucoma ... pupil, Migraine Headache ... Mydriasis #Miosis #differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... of Headache and ... usual or customary headache ... severe pain; "worst headache ... examination #headache
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... or at work) - acute ... #Diagnosis #Headache ... Dangerous #Deadly #Differential