3848 results
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Hemolytic Anemia Intrinsic ... Causes: • Enzyme ... elliptocytosis Extrinsic Causes ... Intravascular Causes ... classification #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
affected in the intrinsic ... Causes include : ... Pre-analytical cause ... aPTT #Prolonged #Causes ... #differential #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Transfusion reaction • Intrinsic ... Extravascular #Causes ... differential #diagnosis #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Congenital intrinsic ... Pre-analytical cause ... aPTT #Prolonged #Causes ... #differential #hematology
Review of the Coagulation Cascade
Traditional Model:
 • Parallel extrinsic and intrinsic pathways.
Contemporary Model:
 • 4 key
extrinsic and intrinsic ... Initiation phase caused ... dependent upon intrinsic ... diagnosis #models #hematology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
Abnormality in the intrinsic ... pathway to the intrinsic ... discern these causes ... Differential #Diagnosis #Hematology
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Infiltration: • Hematologic ... and non-hematologic ... Diagnosis #Algorithm #Causes ... #Hematology
Simplified Coagulation Cascade and Differential Diagnosis

#Coagulation #Cascade #Differential #Diagnosis #Intrinsic #Extrinsic #Pathway #Hematology
Differential #Diagnosis #Intrinsic ... Extrinsic #Pathway #Hematology
Thrombotic Microangiopathies In Systemic Lupus Erythematosus

Dr. Laurent ARNAUD @Lupusreference

#TMAs #Thrombotic #Microangiopathies #Systemic #Lupus #Erythematosus #SLE #hematology
Erythematosus #SLE #hematology ... #rheumatology # ... differential #diagnosis #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... found in 60% of cases ... Nodosum #Mnemonic #Causes ... Differential #Diagnosis #Dermatology