27 results
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... Donath-Landsteiner HA (paroxysmal ... Cold Agglutinin Disease ... #Anemia #AIHA #Differential ... Diagnosis #Table #hematology
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
Cold agglutinin disease ... , C3d ( +/- ) Paroxysmal ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology
Pancytopenia - Differential Diagnosis

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

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Pancytopenia - Differential ... Congenital Diseases ... and Autoimmune Diseases ... erythematosus • HLH • Paroxysmal ... #Diagnosis #Hematology
Benign Adrenal Mass - Differential Diagnosis Algorithm
Hyperplasia - Often Bilateral
 • Congenital Adrenal Hyperplasia
 • ACTH
Adrenal Mass - Differential ... Dexamethasone Suppression Test ... Pheochromocytoma (Paroxysmal ... AdrenalMass #Benign #Differential ... Diagnosis #Algorithm #Endocrinology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... Causes: • Liver disease ... incompatibility • Paroxysmal ... Hemolytic #Anemia #Differential ... classification #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia, Chronic disease ... deficiency, Liver Disease ... hemolytic anemia, Paroxysmal ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Transfusion reaction, Paroxysmal ... cold agglutin disease ... e.g. sickle cell disease ... Extravascular #Causes #differential ... #diagnosis #hematology
Malignant Adrenal Mass - Differential Diagnosis Algorithm
Suggestive of Malignancy: Inhomogenous Density, Delay in CT Contrast Washout
Adrenal Mass - Differential ... Dexamethasone Suppression Test ... Pheochromocytoma (Paroxysmal ... AdrenalMass #Malignant #Differential ... Diagnosis #Algorithm #Endocrinology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... PT, aPTT(liver disease ... K), H. pylori test ... thyroid function test ... bypass), LFT (liver disease
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... , Drugs, Liver Disease ... Laboratory Tests ... #Hemolysis #Differential ... #Diagnosis #hematology