15 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
obesity-hypoventilation syndrome ... direction leads to hypoxemia ... AVMs, hepatopulmonary ... syndrome), intracardiac ... Respiratory #Failure #hypoxia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Hypoventilation Syndrome ... Diagnosis #Algorithm #Causes ... #Pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... AVMs, Hepatopulmonary ... Syndrome - ... , Interstitial Lung ... #Hypoxia #hypoxemia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... pleura in severe cases ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #POCUS #ultrasound
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... leading to increased pulmonary ... congestion with hypoxemia ... consistent with pulmonary ... RespiratoryDistress #Syndrome
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary ... Syndrome - Diagnosis ... absence of intrinsic lung ... disease Caused ... on radioactive lung
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Chronic cough • Hypoxia ... • Mounier-Kuhn syndrome ... in the adjacent lung ... of the affected lung
Hepatopulmonary Syndrome (HPS) demonstrated on Echocardiogram Bubble Study

Intra-cardiac shunt: Bubbles appear in LA quickly (within 3
Hepatopulmonary ... Syndrome (HPS) demonstrated ... beats) Intra-pulmonary ... shunt (this video ... Study #clinical #POCUS
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Platypnea-Orthodeoxia Syndrome ... Physical Exam The case ... positional dyspnea and hypoxemia ... PhysicalExam #clinical #video ... #respiratory #pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
D-lactate (short bowel syndrome ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... or restrictive lung