21 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... artery tenderness, triggered ... ) • Systemic symptoms ... and signs (e.g.
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... • Triggers: Diuretics ... WBC >100k, + lab signs ... TLS #diagnosis #management
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... (Wallenberg's syndrome ... Syndrome usually ... varying neurologic signs ... #differential #
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
• Other rare causes ... Pressure: • Headache ... Carpal Tunnel Syndrome ... Overproduction #diagnosis #signs ... #symptoms #endocrinology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... vasoconstriction syndrome ... #signs #symptoms ... #clues #differential
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... postpartum): • Initial symptoms ... = nonspecific (nausea ... abdominal pain, headache ... infiltration) Differential
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... are not caused ... Sarcoidosis #Diagnosis #Management ... #Signs #Symptoms
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... Etiology: • Pathophysiology ... Neurological symptoms ... Reversible course Differential ... #diagnosis #management
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... Collapse: • Pathophysiology ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... #diagnosis #causes
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential