13 results
Causes of Primary Headaches - Differential Diagnosis Algorithm
Unilateral
 • Migraine (Throbbing/Pulsating)
Bilateral
 • Tension/Stress Headache (Tightening, Band-Like,
Headaches - Differential ... Cough Headache ... HeadachePrimary ... #Primary #Headaches ... #Neurology #Differential
Causes of Primary and Secondary (without Red Flags) Headaches - Differential Diagnosis Algorithm

#Primary #Secondary #Headaches #Neurology
Causes of Primary ... without Red Flags) Headaches ... - Differential ... #Headaches #Neurology ... #Differential #
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Headaches - Red ... P - Previous Headache ... change Migraine Headache ... visuals) Tension Headache ... days Cluster Headache
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Photophobia and Headache ... - Differential ... Primary headaches ... meningeal irritation signs ... ophthalmology #Neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... - Differential ... thunderclap) of worst headache ... MatthewHoMD #Headache ... #neurology #PHANTOMS
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... coagulopathy, decreased ... thrombophilia, neurologic ... signs/symptoms ... #Diagnosis #Headache
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Symptoms: • Headache ... /L) • Mildly decreased ... features include - Headache ... Meningitis: • Headache ... Acute meningeal signs
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes of Headache ... usual or customary headache ... severe pain; "worst headache ... examination #headache ... #redflags #signs
Pheochromocytoma - Diagnosis and Management Summary
10 percent rule = 10% of pheochromocytomas are extra-adrenal, multiple, bilateral,
Symptoms and Signs ... triad: episodic headache ... paroxysmal HTN, most primary ... • Headache → ... common symptoms and signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... artery tenderness - decreased ... with GCA or as primary ... Progressive symptoms of headache