15 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Associated with Joint ... infection • Lyme disease ... lesions • Discoid lupus ... #dermatology #joint ... differential #diagnosis #rheumatology
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint ... Oligoarticular (1-4 joints ... • Systemic Lupus ... (Polymyositis/Dermatomyositis ... #Orthopedics #Causes
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
), RA, crystal disease ... spondyloarthropathies, lupus ... Inflammatory, crystalline disease ... Like in this case ... #rheumatology #
MIAMI Mnemonic for Differential Diagnosis of Lymphadenopathy
Malignancies
 - Kaposi sarcoma, leukemias, lymphomas, metastases, skin neoplasms
Infections
 -
(Epstein-Barr virus ... disorders - Dermatomyositis ... , rheumatoid arthritis ... , systemic lupus ... sarcoidosis Iatrogenic causes
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Disease OLIGOARTHRITIS ... burgdorferi (Lyme disease ... Diagnosis #MSK #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, dermatomyositis ... Non-autoimmune rheumatologic ... : • Joint pain ... arthropathy • 90% joints ... Erythematosus #Diagnosis #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
vesicular eruption • Joints ... tract, and often causes ... arthritis. ... Palpable purpura, joint ... Differential #Diagnosis #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ANTI-MDA5 DERMATOMYOSITIS ... interphalangeal joints ... severity of the disease ... • Arthralgia/arthritis ... #rheumatology #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... Discontinuation of causal ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
rapidly progressing GN ... tract, and often causes ... vesicular eruption - Joints ... such as systemic lupus ... differential #diagnosis #rheumatology