99 results
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
40, F:M 9:1 • Clinical ... • Immunologic Workup ... life-threatening • Treatment ... Evolution: Chronic disease ... Management #Summary #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
Monoarthritis - Differential Diagnosis
Infection (Acute):
 - S. aureus (most common)
 - S. pneumonia
 - Salmonella (in
Diagnosis Infection ... species - Lyme disease ... involve the b/l wrists ... arthritis - SLE ... #Diagnosis #Causes
Systemic Lupus Erythematosus - Summary
Antinuclear (ANA) - 95% - Initial screening test
Anti-dsDNA - 50%
 • Associated
• Specific for SLE ... Treatment: • ... Hydroxychloroquine *Short ... #Summary #diagnosis ... #rheumatology #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... • Immunologic Workup ... Evolution: Chronic disease ... comparison #table #rheumatology ... #diagnosis #management
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Diagnosis Framework ... erythematosus (SLE ... swinndong #Aortitis #Differential ... #Diagnosis #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... for workup, including ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Vasculitides, IBD, Celiac disease
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Associated - SLE ... #Diagnosis #hematology ... #rheumatology #
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Diagnosis Infectious ... Non-Infectious: • Rheumatologic ... : SLE, Rheumatoid ... #Diagnosis #Causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Diagnosis Algorithm ... disorders • Celiac disease ... effect following treatment ... #Causes #Hematology