21 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... • Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... Diagnosis #Algorithm #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Méniére's disease ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... Vertigo #Causes #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... (headache and diplopia ... ) Differential Diagnosis ... diagnosis #management #signs ... #symptoms #rheumatology
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... myalgia, arthralgia, headache ... impairment - Normal ... #diagnosis #signs ... #symptoms
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
suspicious clinical symptoms ... /signs should be ... presence of metabolic syndrome ... alcohol-related liver disease ... Liver #Enzymes #Differential
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... Hypertension with normal ... vasoconstriction syndrome ... #signs #symptoms ... #clues #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Arboviruses: - West ... Coltivirus Symptoms ... influenzae Symptoms ... Acute meningeal signs ... #diagnosis #neurology
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Romana's sign ... Indeterminate form (No signs ... /symptoms, positive ... serology, smear ... Confirmatory Tests
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... and signs below ... Sarcoidosis, Behcet disease ... MCTD, Sjogren syndrome ... disorders #diagnosis #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... collagen vascular diseases ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential