44 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Vesicopustule on erythematous ... Antiphospholipid-antibody syndrome ... Discoid lupus erythematosus ... #differential #diagnosis
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
- Takayasu arteritis ... systemic lupus erythematosus ... Vasculitis #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... - (Reiter’s syndrome ... Systemic Lupus Erythematosus ... should have other symptoms ... Joint #Disorders #msk
ANA Patterns and Associated Rheumatic Diseases:
 • Homogeneous: Systemic lupus erythematosus (SLE), Mixed connective tissue disease
Associated Rheumatic Diseases ... connective tissue disease ... Juvenile Idiopathic Arthritis ... SLE), Sjogren's Syndrome ... #diagnosis #differential
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... , Cogan's Syndrome ... Systemic lupus erythematosus ... #Differential #Diagnosis ... #rheumatology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Rheumatoid Arthritis ... Tunnel, Sicca Syndrome ... #RA #diagnosis ... #rheumatology #signs ... #symptoms
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... SLE), Sjogren's Syndrome ... , Sjögren Syndrome ... ANA #patterns #rheumatology ... #diagnosis #differential
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... Malignancy (e.g. hematologic ... vein thrombosis Hematologic ... Induced Lupus: • Symptoms ... #Diagnosis #Rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
- Differential Diagnosis ... Systemic Lupus Erythematosus ... Sicca) Syndrome ... Inflammatory #JointPain #MSK ... #Differential #Diagnosis
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Seronegative Reactive Syndrome ... Effusions: - Hematologic ... #differential #diagnosis ... #msk #physicalexam