45 results
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... intravascular coagulation (DIC ... Jcortesizaguirr #Abnormal ... #differential #hematology
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PT (INR), Normal ... PTT, Normal PT ... Diagnosis #Algorithm #Causes ... #Hematology #coagulation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Diagnosis for a Prolonged ... Causes include : ... intravascularcoagulation (DIC ... amyloidosis #Abnormal ... #differential #hematology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... - Normal conduction ... - In most case ... ECG usually shows
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV ... constant PR interval (normal ... or prolonged) before ... of the block (AV ... diagnosis #cardiology #ecg
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... Artifactually Prolonged ... to identify the cause ... ISNeducation #Abnormal ... #diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Toxic Damage (e.g ... • TTP/HUS • DIC ... Diagnosis #Algorithm #Causes ... #Hematology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... Wenckebach • Normal ... The PRI (may be normal ... or prolonged) of ... group-beating" on the ECG
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... or prolonged) of ... group-beating" on the ECG ... or prolonged) before ... #ecg #diagnosis
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... . prolonged/induced ... succenturiate lobe • Abnormal ... intravascular coagulation (DIC ... Diagnosis #Algorithm #Causes