15 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Butterfly rash, Vasculitis ... phenomenon (20%) Joints ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... spondyloarthropathies, lupus ... Non-bloody: OA, avascular ... Like in this case ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... eruption - Joints ... such as systemic lupus ... purpura: strong sign ... differential #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
ANCA-associated vasculitis ... Non-autoimmune rheumatologic ... Arthritis: • Joint ... arthropathy • 90% joints ... Erythematosus #Diagnosis #Rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Disruptions in vascular ... Infection - Vasculitis ... (lupus, RA, Sjogren's ... • Abdominal ultrasound
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Vascular Sludging ... (e.g. systemic lupus ... classification #rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
et diutinum Neurologic ... Scleromyxedema (CNS+GI+CVS+joints ... to cold IgG • Lupus ... (Thrombosis in vascular ... Paraproteinemias #Hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... pulse deficits vascular ... eruption • Joints ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
Rheumatoid Arthritis - Signs ... : Rheumatoid vasculitis ... Musculoskeletal: Joint ... Arthritis #RA #Signs ... Symptoms #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
noninflammatory Signs ... Internal derangement/Avascular ... weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Diagnosis #MSK #rheumatology