9 results
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Prolonged PT and aPTT ... the PT and the aPTT ... Causes include : ... • Massive hemorrhage ... intravascularcoagulation (DIC
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Pre-analytical cause ... Massive hemorrhage ... intravascular coagulation (DIC ... #Prolonged #Causes
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... Pathophysiology - Dual AV ... - In most case ... ECG usually shows
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Prolonged PT/PTT ... Acral cyanosis • Hemorrhagic ... Treat primary cause ... INR < 2.3 - APTT ... Coagulation #diagnosis #causes
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
underlying venule -> AV ... dot/blot hemorrhages ... retina and flame hemorrhages ... layer -> Retinal Hemorrhages ... hemorrhage and
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Hemorrhage - Differential ... intravascular coagulation (DIC ... #PostPartum #Hemorrhage ... Diagnosis #Algorithm #Causes
Postpartum Hemorrhage - Differential Diagnosis and Management 
Uterine Atony (80%) - Most PPH Will respond to
Postpartum Hemorrhage ... (Cytotec) 400 mcg ... epinephrine prn DIC ... fibrinogen, PT/PTT ... #Postpartum #Hemorrhage
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Intervertebral disc ... spondyloarthritis (e.g ... spondyloarthritis (e.g ... Retroperitoneal hemorrhage ... Differential #Diagnosis #causes
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
aldosterone Causes ... Tuberculosis: can cause ... Bilateral Adrenal Hemorrhage ... anticoagulation, DIC ... Administer 250 mcg