8 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... ’s syndrome) Aseptic ... - with the skin ... Erythematosus ( ... #polyarticular
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Antiphospholipid-antibody syndrome ... lesions • Discoid lupus ... #pain #skin #rashes ... #differential # ... diagnosis #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
Antinuclear Antibodies ... context of other symptoms ... Lymphoproliferative Disorders, Infection ... #patterns #rheumatology ... #diagnosis #differential
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Polyarticular (5 ... Chronic = RA, SLE ... #Joint #Pain #MSK ... #rheumatology # ... #diagnosis #arthritis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... rashErythematous ... alopecia Differential ... Diagnosis: • ANCA-associated ... #Diagnosis #Rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... constitutional symptoms ... Joint #pain #Differential ... #Diagnosis #MSK ... Monoarticular #Monoarthritis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... mucositis - Rash ... to exclude are infections ... SLE) • Urinalysis ... #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... : Erythematous nodules ... , mucositis • Rash ... • Progressive symptoms ... #Diagnosis #Rheumatology