9 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... papilledema • Horner syndrome ... thunderclap) of worst headache ... MatthewHoMD #Headache ... #neurology #PHANTOMS
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
occur during the headache ... 24% always had headache ... vertigo and 67% had headache ... occur during the headache-free ... #diagnosis #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
With Different Headache ... anemia, febrile headache ... Fever - Febrile headache ... post-traumatic headache ... ), IIH #headache
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... thrombophilia, neurologic ... signs/symptoms ... postpartum #Diagnosis ... #Headache #Killers
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Symptoms: • Headache ... features include - Headache ... Meningitis: • Headache ... Acute meningeal signs ... #diagnosis #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... status • Headache ... may precede the neurologic ... Reversible course Differential ... #neurology
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
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... CNS symptoms (headache ... Behcet disease) Differential ... Diagnosis: • Genital ... #signs #symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... affects the skin, neurologic ... Angiitis of the Central ... Progressive symptoms of headache