6 results
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
TMA: Unexplained thrombocytopenia ... hemoglobin/hemosiderin, Hepatic ... hemosiderin • PT/aPTT ... normal • DAT ... Management #Algorithm #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
dysfunction (25%) • Hepatic ... 100mg/dL) - Heparin ... INR < 2.3 - APTT ... < 1.5 x normal ... treatment #management #hematology
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... unfractionated heparin ... Reduced liver synthesis ... Jcortesizaguirr #Abnormal ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Pre-analytical cause (e.g. heparin ... thrombin inhibitors, heparin ... deficiency • Reduced ... amyloidosis #Abnormal ... #differential #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
infections/fevers • Thrombocytopenia ... syndrome (MDS) (normal ... cells is much reduced ... Aplastic #Anemia #oncology ... #hematology #diagnosis
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
platelet count (thrombocytopenia ... IDUS) • Immune Thrombocytopenia ... unclassifiable: Reduced ... Syndromes #diagnosis #hematology ... #oncology