30 results
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
INR), Prolonged PTT ... INR), Prolonged PTT ... • Prolonged PTT ... #Diagnosis #Algorithm ... Causes #Hematology #coagulation
Coagulation Cascade Mnemonic - PITT vs PET
PITT (with an I) = Intrinsic = APTT
Coagulation Cascade ... vs PET PITT (with ... = Intrinsic = APTT ... @pinoygastro #Coagulation ... #PET #diagnosis
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
/PTT • Low plasma ... /INR: ↑ • PTT: ... INR < 2.3 - APTT ... #diagnosis #causes ... #treatment #management
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
- Prolonged aPTT ... - Prolonged aPTT ... #Algorithm #Coagulation ... #Abnormal #APTT ... Laboratory #Hematology #Diagnosis
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
and/or aPTT Prolonged ... typically prolong aPTT ... and aPTT 1. ... (DIC) c. ... #Causes #diagnosis
ISTH Scoring System for Disseminated Intravascular Coagulation (DIC)
Platelet count:
 • Expected: Low (or normal)
 • Elevation
Intravascular Coagulation ... (DIC) Platelet ... , aPTT: • Expected ... small vessels #DIC ... ISTH #Scoring #diagnosis
Prothrombin Time (PT) and Partial Thromboplastin Time (PTT)

Prothrombin Time (PT) - Often Elevated in:
 • Vitamin
Thromboplastin Time (PTT ... Thromboplastin Time (PTT ... elevated in: • DIC ... #PTT #Prothrombin ... laboratory #hematology #diagnosis
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
and aPTT If the ... PT and the aPTT ... intravascularcoagulation (DIC ... #aPTT #Prolonged ... differential #hematology #coagulation
Therefore, studies obtained at the initial presentation in the emergency department should evaluate for fibrinolysis with
thromboplastin time (PTT ... decompensated DIC ... #Diagnosis #Honc ... #DIC #LaboratoryFindings ... Intravascular #Coagulation
Effect of Anticoagulants on Coagulation Tests
PT / INR, aPTT, Anti-Xa Activity, Activated Clotting Time, Thrombin Time,
Anticoagulants on Coagulation ... Tests PT / INR, ... aPTT, Anti-Xa Activity ... Anticoagulation #Testing #Diagnosis