9 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Diagnosis Framework ... Fever/Chills/Joint pain ... sensation distal to the ... #diagnosis #msk
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
present both at rest ... e.g., congenital hip ... #MSK #rheumatology ... approach #workup #differential ... #diagnosis #arthritis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Alcohol-induced pain ... : Pain in involved ... translocation • Types: Classification ... #differential # ... hematology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... Diagnosis Framework ... spine, shoulders, hips ... #Differential # ... Diagnosis #MSK #
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
nociceptors -> Pain ... joint -> Pain with ... knee hip and L/ ... Comparison #Versus #MSK ... JointDisease #JointPain #Diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Mycoplasma, EBV, HIV ... younger pts) Differential ... chills, flank pain ... Test: Donath-Landsteiner ... test #cold #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... retinopathy Lab Tests ... Cryoglobulins • HIV ... #diagnosis #rheumatology ... #classification
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
or without back pain ... bouts of HTN Diagnostic ... Transverse Myelitis Diagnosis ... negative, MOG-IgG test ... management #neurology #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tests: • Measure ... RP-ILD), dermato-rheumatologic ... weakness + atrophy- Hip ... #differential #