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SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
Criteria - Systemic Lupus ... NEUROLOGIC - HEMOLYTIC ANEMIA ... (<1000/MM3) - THROMBOCYTOPENIA ... absence of hemolytic anemia ... #Diagnosis #Rheumatology
Diagnosis of active multiple myeloma is not just CRAB; it's actually "SLiM CRAB" @Majorajay & @Vincentrk

#MultipleMyeloma
CRAB #SLIMCRAB #Oncology ... #HemeOnc #Hematology ... Hypercalcemia #Anemia
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Neurological 12% - Thrombocytopenia ... - Hemolytic anemia ... Diagnosis and Lupus ... #differential #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... ) Blood (75%): Anemia ... Leucopenia/lymphopenia, Thrombocytopenia ... #Lupus #SLE #systemic ... symptoms #diagnosis #rheumatology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Heart Valve) #Thrombocytopenia ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... Sideroblastic anemia ... Megaloblastic anemia ... Thrombotic idiopathic thrombocytopenia ... #differential #hematology
EULAR/ACR Classification Criteria for Systemic Lupus Erythematosus
Clinical Domains:
 • Constitutional domain: Fever
 • Cutaneous domain: Non-scarring
Criteria for Systemic Lupus ... Acute cutaneous lupus ... domain: Leukopenia, Thrombocytopenia ... Class II or V lupus ... Erythematosus #diagnosis #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... microangiopathy: Thrombotic thrombocytopenic ... usually IgG) (e.g. lupus ... differential #diagnosis #hematology ... #anemia
Chronic Lymphocytic Leukemia (CLL) - Summary
Overview: 
 • Most common leukemia in adults
 • Disorder of
5) Symptoms of anemia ... or thrombocytopenia ... or thrombocytopenia ... Lymphocytic #Leukemia #oncology ... #hematology #hemeonc
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
deficiency • Fanconi’s anemia ... Diseases: • Systemic lupus ... Differential #Diagnosis #Hematology