16 results
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... poisoning • Mental ... stroke • Severe nausea ... aneurysm, bleed, abscess ... #signs #symptoms
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
lyme • Altered mental ... • Meningeal signs ... Systemic symptoms and signs ... lesion • CNS infection ... Diagnosis #Algorithm #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... oscillopsia) • Otitis Media ... symptoms/signs, ... nystagmus - Infection ... Cerebellar / Brainstem Abscess
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
aneurysm) • Infection ... hydrocephalus) • Neurologic ... : • SAH (Thunderclap ... N Neurological signs ... confusion, focal signs
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Chronic Otitis Media ... resolution of infection ... hearing loss, nausea ... #Mastoiditis #pathophysiology ... #signs #symptoms
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... encephalitis, abscess ... of sinus or ear infection ... parasitic or fungal infection ... #redflags #signs
Major Brain Complications of Endocarditis
Abscess:
 • May be macro or micro and occur at site of
Endocarditis Abscess ... encephalopathy, headache ... • Arise from infective ... with devastating SAH ... #neurological #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... Pathophysiology ... • Vasculitis (e.g ... #differential #causes
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... : Serial negative ... in up to 30% of cases ... common, Aortic root abscess ... Marantic #diagnosis #table
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... status • Headache ... may precede the neurologic ... Etiology: • Pathophysiology ... the underlying cause