37 results
Approach to Elevated aPTT / PT - Differential Diagnosis Algorithm

aPTT: Intrinsic / Final
PT: Extrinsic / Final

By
- Differential Diagnosis ... Algorithm aPTT ... Matthew Ho, MD PhD ... INR #Algorithm #Hematology ... #differential #diagnosis
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to identify the cause ... of Prolonged APTT ... ISNeducation #Abnormal #APTT ... #prolonged #diagnosis ... #hematology #evaluation
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
- Differential Diagnosis ... and Management ... hemosiderin • PT/aPTT ... Matthew Ho, MD PhD ... #hematology
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
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
disorders • Diagnosis ... Matthew Ho, MD PhD ... Syndrome #HES #Hematology ... #eosinophils #diagnosis ... #management #algorithm
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
- Differential Diagnosis ... iron studies, PT/aPTT ... Differential Diagnosis ... Matthew Ho, MD PhD ... #Algorithm #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
- Differential Diagnosis ... Table Warm AIHA ... Matthew Ho, MD PhD ... #Differential #Diagnosis ... #Table #hematology
Algorithm for the Evaluation and Management of Sickle Cell Crises
Clinical Manifestations and Management

#Diagnosis #Management #Hematology #SickleCell
Evaluation and Management ... of Sickle Cell Crises ... Manifestations and Management ... #Diagnosis #Management ... #Hematology #SickleCell
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... Prolonged PT and aPTT ... the PT and the aPTT ... #diagnosis #differential ... #hematology #coagulation
Thrombotic Microangiopathies - Primary Thrombotic Microangiopathy (TMA) - Differential Diagnosis Table

 • Thrombotic Thrombocytopenic Purpura (TTP)
- Differential Diagnosis ... Table • Thrombotic ... Matthew Ho, MD PhD ... Microangiopathy #TMA #hematology ... #differential #diagnosis