13 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
of Lumbar Spine and ... Erythematosus (SLE ... ), should have other ... symptoms like “ ... monoarthritis #monoarticular
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
spondyloarthropathies, lupus ... Involved: Monoarticular ... Chronic = RA, SLE ... remember yellow and ... #rheumatology #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms ... & NPSLE rare, Malar ... Workup: - ANA ... Workup: - ANA ... #table #rheumatology
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 ... low C4, Low C3 and ... #Criteria #SLE ... Erythematosus #diagnosis #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Skin Disease Classification ... Arthritis: • Joint ... Photosensitivity • Malar ... : • Symptoms limited
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Arthritis 69% - Malar ... Auto-Antibodies: - ANA ... Lupusreference #SLE ... autoantibodies #signs #symptoms ... #differential #rheumatology
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
should be interpreted ... context of other symptoms ... erythematosus (SLE ... (SLE), Systemic ... #patterns #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
axial (spine, shoulders ... constitutional symptoms ... arthritis • SLE ... Symmetrical: • RA • SLE ... #Monoarticular
SOAP BRAIN MD Mnemonic for Systemic Lupus Erythematosus (SLE)

S - Serositis (Pleuritis, Pericarditis)
O - Oral Ulcers
A
Erythematosus (SLE ... Involvement A - ANA ... Neuropsychiatric Symptoms ... M - Malar rash ... #Rheumatology #
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... of the affected joint ... • Systemic lupus ... RF test should ... diagnosis #testing #Rheumatology