21 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... #pulmonary #differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
ARDS, Pneumonia and ... Interstitial Disease and ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... Arterial Hypertension ... Lung Disease and ... /or Hypoxemia:
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... direction leads to hypoxemia ... shunting (eg, atrial ... Respiratory #Failure #hypoxia ... #Differential #
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
disorders - Chronic pulmonary ... of developing atrial ... mmHg developed atrial ... • Infective Endocarditis ... Infarction • Pulmonary
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Pulmonary arterial ... arterial hypertension ... Unknown Drug and ... /or hypoxia Chronic ... Classification #Diagnosis #Differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... Libman Sacks) • Atrial ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Embolism - Etiology and ... non-culprit vessels • Atrial ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... Embolism #diagnosis #differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... will limit the differential ... proteinaceous material ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
upright position • Hypoxemia ... cycles after right atrial ... blood gas (ABC) ... Quantifies degree of hypoxemia ... cirrhosis • Intra-pulmonary