10 results
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
Scan over AC joint ... showed effusion ... AC joint septic ... effusion. ... #Arthritis #Effusion
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 ... Fever/Chills/Joint ... Infection - Systemic ... - Juvenile RA ... #msk #physicalexam
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... “Bamboo Spine” Fusion ... (RA) - Inflammation ... #Disorders #msk ... #Differential #Diagnosis
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Rheumatoid arthritis ... effusion (Swelling ... deviation, etc • Systemic ... Extra-articular signs ... #symptoms #diagnosis
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
suggested by warmth, effusion ... noninflammatory Signs ... non-activity, may have effusion ... the morning • Effusion ... #Diagnosis #MSK
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
50%): Pleurisy / effusion ... of hip (rare), Arthritis ... in small joints ... erythematosus #signs ... #symptoms #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Rheumatoid arthritis ... Inflammation of pericardium ... pain, pleural effusion ... pathophysiology #signs ... #symptoms #diagnosis
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
cutaneous lupus • Arthritis ... in at least 2 joints ... domain: Pleural or pericardial ... effusion, Acute ... Erythematosus #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Lungs: • Pleural effusions ... : • Joint pain ... arthropathy • 90% joints ... Serositis: • Pleural/pericardial
Sjogren's Syndrome Overview

Epidemiology:
• F > M: 9:1
• 5-6th Decades (can be any age)

Autoimmune exocrinopathy multisystemic disease
overlaps with RA ... Central nervous system ... thickening or effusion ... phenomenon (16%) MSK ... Arthralgia and Arthritis