27 results
differential coagulation algorithm management abnormal laboratory pathophysiology ptt workup dic disorders disseminated heparin intravascular mixing platelet thrombocytopenia treatment 4tscore activation
How to Evaluate an Abnormal APTT Step 1: Is the PT or APTT Artifactually Prolonged? Step 2: Is
K Antagonists, Heparin ... to identify the cause ... of Prolonged APTT ... #prolonged #diagnosis ... #hematology #evaluation
Causes of Prolonged PT (INR), Prolonged PTT • Prolonged PT (INR), Prolonged PTT • Prolonged PT
Causes of Prolonged ... PTT, Normal PT ... PTT, Normal PT ... Differential #Diagnosis ... #Hematology #coagulation
Algorithm for Investigation of Abnormal Coagulation Tests - Prolonged PT - Prolonged aPTT and Prolonged PT - Prolonged aPTT Dr.
PT - Prolonged ... aPTT and Prolonged ... PT - Prolonged ... #Laboratory #Hematology ... #Diagnosis #Workup
Causes of Abnormal PT and/or aPTT Prolonged Prothrombin Time (PT) 1. Acquired deficiency of FVII
PT and/or aPTT ... PT and aPTT 1. ... e.g. heparin ... #Causes #diagnosis ... #differential #hematology
Differential Diagnosis for a Prolonged PT and aPTT If the PT and the aPTT are both prolonged,
PT and aPTT If ... aPTT are both prolonged ... #aPTT #Prolonged ... #Causes #diagnosis ... #differential #hematology
Von Willebrand Disease - Most common inherited bleeding disorder Clinical • Easy bruising •
2B) • Normal PT ... INR • Normal aPTT ... (prolonged if very ... VonWillebrand #Disease #Diagnosis ... #Hematology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... hemoglobin/hemosiderin, Hepatic ... /aPTT MAHA likely ... /aPTT normal • ... Management #Algorithm #hematology
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT) Prothrombin Time (PT) - Often Elevated in: • Vitamin
Prothrombin Time (PT ... Prothrombin Time (PT ... elevated in: • Heparin ... Thromboplastin #laboratory #hematology ... #diagnosis
Disseminated Intravascular Coagulation (DIC) Overview Increased Clotting and Consumption of Clotting Factors Findings: • Bleeding • Recent history
Thrombocytopenia • Prolonged ... PT/PTT • Low ... INR < 2.3 - APTT ... #Coagulation #diagnosis ... #management #hematology
Mixing Study • Clotting tests can be abnormal due to either a clotting factor deficiency, or
factor activity (e.g ... PT and/or aPTT) ... Mixing #Study #diagnosis ... #hematology #pathophysiology ... #hematology #laboratory
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