54 results
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
: • GATA2 deficiency ... • Fanconi’s anemia ... : • Systemic lupus ... erythematosus ... Antibody-mediated hemolysis
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... usually IgG) (e.g. lupus ... cold agglutin disease ... G6PD deficiency) ... diagnosis #hematology #anemia
SLICC SLE Diagnostic Criteria - Systemic Lupus Erythematosus
Clinical and Immunologic Criteria

CLINICAL CRITERIA
 - ACUTE CUTANEOUS LUPUS
Erythematosus Clinical ... SEROSITIS - RENAL - NEUROLOGIC ... - HEMOLYTIC ANEMIA ... anemia #Diagnosis ... #Erythematosus
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... DAT (-) → G6PD Deficiency ... → Sickle Cell anemia ... malignancy, autoimmune disease ... anemia (TTP, HUS
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC: Pyridoxine deficiency ... disease anemia ... Microangiopathic Hemolytic ... spherocytosis, Autoimmune hemolytic ... Cold autoimmune hemolytic
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... , Hemoglobin H disease ... elliptocytosis, autoimmune hemolysis ... ARUPConsult @ARUPLabs #Hemolytic ... #Anemia #Differential
Renal Involvement in Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#Renal #diseases #SLE #Systemic #Lupus #Erythematosus #venn #nephrology
Erythematosus ... Lupusreference #Renal #diseases ... SLE #Systemic #Lupus ... #Erythematosus ... #venn #nephrology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Systemic Lupus Erythematosus ... Lymphadenopathies 7% - Hemolytic ... anemia 4% - Myositis ... sclerosis, Still's disease ... #Erythematosus
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Microcytic - Iron-deficiency ... , Liver diseases ... spherocytosis, Hemolytic ... , Liver diseases ... Schistocytes - Hemolytic
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
inflammation) • Iron deficiency ... -100): • Non-hemolytic ... , CKD • Hemolytic ... , B12 deficiency ... Non-megaloblastic: Liver disease