16 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Diagnosis Algorithm ... Erythematosus (SLE ... like “butterfly rash ... Joint #Disorders #msk
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic Algorithm ... High-risk Features ... #Diagnosis #Dermatology ... #Differential # ... Ddxof
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Purpura - Diagnostic Algorithm ... #Diagnosis #Dermatology ... #Rash #Petechiae ... #Differential # ... Ddxof
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gout (Gouty Arthritis ... ) - MSK Radiology ... - **MSK rads ... Differential diagnosis ... #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... - SLE - Behcet ... Intra-articulation fracture ... Effusions: - Hematologic ... #diagnosis #msk
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Systemic Lupus (SLE ... Photosensitivity, Butterfly rash ... of hip (rare), Arthritis ... Thrombocytopenia #Lupus #SLE
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... permanent alopecia Differential ... Malignancy (e.g. hematologic ... lymphoproliferative syndrome Clinical ... Features: Lungs
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
juvenile idiopathic arthritis ... fever syndromes Clinical ... Fever is the main clinical ... Petechial or purpuric rash ... erythematosus [SLE
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... Fever, Arthralgia/arthritis ... , Skin rash ± odynophagia ... fraction < 20% Differential ... Complications: MAS
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • SLE • Psoriatic ... Joint #pain #Differential ... #Diagnosis #MSK ... #rheumatology #