31 results
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
Evaluate an Abnormal APTT ... : Is the PT or APTT ... to identify the cause ... #prolonged #diagnosis ... #hematology #evaluation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... the PT and the aPTT ... • Massive hemorrhage ... #diagnosis #differential ... #hematology #coagulation
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... INR), Prolonged PTT ... #Differential #Diagnosis ... #Algorithm #Causes ... #Hematology #coagulation
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... Massive hemorrhage ... #diagnosis #differential ... #hematology #coagulation
The infant with tachypnea or wheeze - Clinical Conditions to Consider
 - Bronchiolitis 
 - Pneumonia
history of allergy/atopy ... disorder - Other causes ... #Diagnosis #Peds
Hemophilia - Diagnosis and Management
Diagnosis:
 • Consistent bleeding history (unless screening for disease in family members
established disease) • aPTT ... mixing study (aPTT ... normal in mild cases ... Avoid meds that ... Management #treatment #hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Acral cyanosis • Hemorrhagic ... Treat primary cause ... INR < 2.3 - APTT ... #Coagulation #diagnosis ... #causes #treatment
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... - Differential Diagnosis ... : INR/PT, aPTT(liver ... #Differential #Diagnosis ... #hematology
Causes of Respiratory Distress in the Newborn - Differential Diagnosis Algorithm
Premature Newborn
 - Normal CXR:
Causes of Respiratory ... - Differential Diagnosis ... Intraventricular Hemorrhage ... #Algorithm #Causes ... #Peds #Pediatrics
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Hemorrhage - Differential ... Diagnosis Algorithm ... section Uterine Atony ... #Algorithm #Causes