13 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
- Differential Diagnosis ... with Systemic Lupus ... should have other symptoms ... Disorders #msk #Differential ... #Diagnosis #Algorithm
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
context of other symptoms ... Juvenile Idiopathic Arthritis ... Juvenile Idiopathic Arthritis ... #rheumatology #diagnosis ... #differential
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
: - Arthritis ... Diagnosis and Lupus ... autoantibodies #signs ... #symptoms #mimickers ... #differential #
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... • Is there a pattern ... noninflammatory Signs ... constitutional symptoms ... Joint #pain #Differential
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... of hip (rare), Arthritis ... pain (20%) Renal disease ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... < 30 years - Aorta ... such as systemic lupus ... Presentation - Systemic Symptoms ... purpura: strong sign
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Diagnosis: • ANCA-associated ... : • Joint pain ... arthropathy • 90% joints ... : • Symptoms limited
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Rheumatoid arthritis ... falls (like a wave ... Brucellosis Faget's Sign ... #Differential #
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... triple vessel disease ... Ischemia #ECG #EKG #diagnosis ... Interpretation #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... < 30 years • Aorta ... ): • Aorta and ... • Progressive symptoms ... Palpable purpura, joint