10 results
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Diagnosis Framework ... noninflammatory Signs ... • SLE • Psoriatic ... #Diagnosis #MSK ... #rheumatology #
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... , holster sign, ... myositis, and arthritis ... Can also see mechanics ... #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
of hip (rare), Arthritis ... lesions Abdominal pain ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
assay (IFA) is the main ... Positive ANA ≠ Autoimmune ... Thyroid, Autoimmune ... ANA #patterns #rheumatology ... #diagnosis #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Fever/Chills/Joint pain ... - SLE - Behcet ... #differential #diagnosis ... #msk #physicalexam
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Oral aphthae : SLE ... : SLE, Reactive ... Nonsurgical abdominal pain ... #management #signs ... #symptoms #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Differential Diagnosis ... disease • Non-autoimmune ... Malignancy (e.g. hematologic ... deficiencies • Autoimmune ... : • Joint pain
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... purpura: strong sign ... , testes -> pain ... vasculitis, and SLE ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... diseases, such as SLE ... purpura: Strong sign ... tract: Abdominal pain ... #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential Diagnosis ... substantial muscle pain ... papules and Gottron sign ... ) • Shawl sign ... • Nonerosive arthritis