14 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... lesion • CNS infection ... Matthew Ho, MD PhD ... #Differential # ... Diagnosis #Algorithm #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... history of viral infection ... and 67% had headache ... signs or symptoms ... #differential #
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... Acute meningeal signs ... #differential # ... diagnosis #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
skin lesions, LAD ... splenomegaly Other infections ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... of Headache and ... of sinus or ear infection ... #redflags #signs ... #symptoms #differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... mental status • Headache ... may precede the neurologic ... Reversible course Differential ... the underlying cause
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
infectious disease caused ... family Route of infections ... Romana's sign ... Indeterminate form (No signs ... 90-120 days • Pediatric
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... claudication, headaches ... GCA #Temporal #Signs
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Serologic and EMG ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology