49 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... Infectious: ... #Brain #differential ... #diagnosis #causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Pain - Differential ... Papules & Mucosal Lesions ... rash) • Primary HIV ... #JointPain #MSK ... #Orthopedics #Causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Bradycardia • Infectious ... fever • Non-Infectious ... , CNS lesions, Lymphomas ... #bradycardia #differential
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
INCREASES 8-10 BPM INFECTIOUS ... Blockers • CNS Lesions ... the most likely infection ... help hone your differential ... #diagnosis #differential
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
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- Optic Nerve Lesion ... - Optic Chiasm Lesion ... Aneurysm • Infection ... Parietal Lobe Lesion ... Diagnosis #Anatomy #Causes
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Soft Tissue Lesions ... Injury • SLAP Lesion ... #SoftTissue #Lesions ... #MSK #Differential ... #Orthopedics #Causes
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Periphyseal Edema (FOPE lesion ... ) - MSK Radiology ... : • FOPE lesions ... (save $$) Differential ... Periphyseal #Edema #lesion
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... albumin-cytologic dissociation ... Differential diagnosis ... hyperreflexia, multiple lesions ... hyperreflexia, spinal cord lesion
Nonossifying Fibroma with Pathologic Fracture - MSK Radiology
Imaging Findings:
 • Cortically based, geographic, lucent lesion with
geographic, lucent lesion ... cortically based lesion ... emanating from the lesion ... Differential diagnosis ... for similar lesion
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Lesions of the Spinal ... Spinal cord lesions ... cord lesions can ... Infarction - Infection ... syphilis, and HIV