17 results
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Seronegative Inflammatory ... Disease: Systemic Lupus ... Erythematous, Systemic ... Crystal Arthropathy: Gout ... Differential #Diagnosis #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Pain - Differential ... Monoarticular • Gout ... • Systemic Lupus ... Erythematosus ... #JointPain #MSK
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Crystalline - Gout ... psoriasis (7-30%) • Inflammatory ... with Systemic Lupus ... Erythematosus ( ... Joint #Disorders #msk
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Crystal induced (Gout ... - Autoimmune Rheumatologic ... fever • Lyme • Gout ... #Diagnosis #MSK ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
photosensitivity, inflammatory ... arthritis, weight ... Non-autoimmune rheumatologic ... : • Joint pain ... #Diagnosis #Rheumatology
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint Pain ... spondyloarthropathies, lupus ... , gout or pseudogout ... #Joint #Pain #MSK ... #rheumatology #
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... erythematosus ( ... erythematosus ( ... Drug-Induced, Inflammatory ... ANA #patterns #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Fever/Chills/Joint pain ... Chikungunya - Herpes virus ... Candidiasis Inflammatory ... - Inflammatory ... differential #diagnosis #msk
Differential Diagnosis of Acute Arthritis

Crystal-induced arthritis: Calcium oxalate, gout, cholesterol, pseudogout, hydroxyapatite crystals

Infectious arthritis: Bacteria, fungi,
Calcium oxalate, gout ... sarcoid, systemic lupus ... erythematosus,* ... , inflammatory bowel ... immunodeficiency virus
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... • Fever is the main ... erythematosus [ ... Syndrome #Diagnosis #Management ... #Hematology #Rheumatology