55 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... ) • 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
(Wallenberg's syndrome ... most common type ... Syndrome usually ... signs or symptoms ... Vertigo #Causes #differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... symptoms - Miosis ... meningeal irritation signs ... #differential # ... ophthalmology #Neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... Hypertension with normal ... intoxication of various types ... #signs #symptoms ... #clues #differential
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
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
translocation • Types ... on: - Cell type ... also arise in normal ... involvement Differential ... oncology #diagnosis #differential
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
(e.g. oculomotor ... (AQP4-lgG disease ... ; e.g. narcolepsy ... Manifestations #diagnosis #neurology ... #symptoms #signs
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
Pressure: • Headache ... Carpal Tunnel Syndrome ... Cardiovascular disease ... Overproduction #diagnosis #signs ... #symptoms #endocrinology
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
disease itself ... symptom of something ... hydrocephalus) • Neurologic ... N Neurological signs ... confusion, focal signs
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... febrile illness—any type ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential