19 results
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... • Immunologic Workup ... Lupusreference #druginduced ... #table #rheumatology ... #diagnosis #management
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... for workup, including ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Glucocorticoids, IL
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
(SLE) - Diagnosis ... of SLE versus DIL ... • Immunologic Workup ... life-threatening • Treatment ... Erythematosus #Diagnosis
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Hemolytic anemia ... (aPL) 30-45% Differential ... Diagnosis and Lupus ... autoantibodies #signs ... #rheumatology
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
• Immunologic Workup ... constitutional symptoms • Treatment ... Lupusreference #DrugInduced ... #Lupus #DIL #rheumatology ... #diagnosis #treatment
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... usually IgG) (e.g. lupus ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Diagnosis Algorithm ... thrombocytopenia - DIC ... #workup #hematology
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... glucocorticoid treatment ... organ-specific signs ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
disease • Systemic lupus ... SJIA], systemic lupus ... with leukopenia, anemia ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... fulminans - DIC ... Autoimmune Vasculitis (lupus ... deficiency Work