17 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Lupus (SLE) General ... phenomenon (20%) Joints ... Leucopenia/lymphopenia, Thrombocytopenia ... #Lupus #SLE #systemic ... symptoms #diagnosis #rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... test, ANA (e.g., SLE ... Diagnosis #Causes #Workup ... #hematology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint ... Chronic = RA, SLE ... #rheumatology # ... approach #workup ... #differential #
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
in at least 2 joints ... domain: Leukopenia, Thrombocytopenia ... Classification #Criteria #SLE ... #Systemic #Lupus ... Erythematosus #diagnosis #rheumatology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Neurological 12% - Thrombocytopenia ... Lupusreference #SLE ... #Systemic #Lupus ... #rheumatology
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Associated with Joint ... Neurologic system ... Genitourinary system ... #pain #differential ... #diagnosis #rheumatology
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
SLICC SLE Diagnostic ... Criteria - Systemic ... INVOLVING 2 OR MORE JOINTS ... (<1000/MM3) - THROMBOCYTOPENIA ... #Diagnosis #Rheumatology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... genotypes): SS, SC, SE ... Schistocytes, thrombocytopenia ... Diagnosis #Algorithm #workup ... #hematology #testing
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... Lyme disease) • Mycobacterium ... arthritis • SLE ... #pain #Differential ... Diagnosis #MSK #rheumatology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... Infection - Systemic ... bacilli (19%) - Mycobacterium ... arthritis - SLE