9 results
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
EULAR/ACR Classification ... in at least 2 joints ... • Neurologic ... pericarditis • Hematologic ... Erythematosus #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 #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... Non-autoimmune rheumatologic ... Arthritis: • Joint ... arthropathy • 90% joints ... Erythematosus #Diagnosis #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 ... differential #diagnosis #rheumatology ... #classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Vascular Sludging ... (e.g. systemic lupus ... diagnosis #types #classification ... #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
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,
pulse deficits vascular ... eruption • Joints ... tract, and often causes ... Palpable purpura, joint ... Differential #Diagnosis #Rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
• Disorders of vascular ... inhibitor and lupus ... discern these causes ... integrity == • Vasculitis ... Differential #Diagnosis #Hematology