9 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... Chikungunya - Herpes virus ... Ligamentous injuries - Meniscal ... #msk #physicalexam
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... virus, human immunodeficiency ... virus (HIV), and ... Zika virus • Other ... #Syndrome #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... COVID 19 - Zika virus ... Clinical Features ... axonal form • MRI ... #Syndrome #diagnosis
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
II ○ Susac’s syndrome ... Labyrinthitis ○ Epstein-Barr ... virus ○ Group ... Herpes simplex virus ... Herpes zoster virus
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... infections • Herpes virus ... neuropathy (LHON) plus MRI ... lesions and clinical ... consistent with MS
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... should be ordered ... • Infectious causes ... Nile virus - ... Herpes simplex virus
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Pathogenesis and Clinical ... i.e., influenza virus ... nephrotic/nephritic syndrome ... (especially knees ... Pathophysiology #Diagnosis
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
mucocutaneous • JC Virus ... Herpes Simplex Virus ... albicans • Epstein Barr ... Virus • Herpes ... Molluscum contagiosum virus
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... nerve injury (25%) TEST ... special ligament/meniscus ... internal rotation and varus ... Posterior #Injury #msk