16 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... papilledema • Horner syndrome ... ) • Systemic symptoms ... and signs (e.g.
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... Syndrome usually ... varying neurologic signs ... Vertigo #Causes #differential ... #diagnosis #neurology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Contrast Enhanced Ultrasound ... Lesions #Hepatic #Ultrasound ... #POCUS #radiology ... #differential # ... diagnosis #comparison
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
CNS symptoms (headache ... Behcet disease) Differential ... Diagnosis: • Genital ... #diagnosis #management ... #signs #symptoms
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... Acute meningeal signs
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... hallucis longus Differential ... flexion but no symptoms ... #diagnosis #msk
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... #signs #symptoms ... #clues #differential ... #diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... mental status • Headache ... Neurological symptoms ... Anterior circulation: MCA ... Reversible course Differential
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
with the same symptoms ... vasoconstriction syndrome ... #redflags #signs ... #symptoms #differential ... #emergency #diagnosis
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
pain, such as MI ... #Pericarditis #Symptoms ... #Signs #Presentation ... #comparison #Table ... #Diagnosis