2347 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... lung disease • Pulmonary ... Septal Defect Pulmonary ... Hypoventilation Syndrome ... Abnormalities #Hypoxemia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Intracardiac, Pulmonary ... Hepatopulmonary Syndrome ... V/Q Mismatch: Pulmonary ... #Hypoxia #hypoxemia
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Platypnea-Orthodeoxia Syndrome ... platypnea-orthodeoxia syndrome ... positional dyspnea and hypoxemia ... #Orthodeoxia #Syndrome ... #respiratory #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
obesity-hypoventilation syndrome ... lung diseases, pulmonary ... direction leads to hypoxemia ... asthma, COPD, pulmonary ... hepatopulmonary syndrome
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
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... consistent with pulmonary ... lung collapse, or pulmonary ... severity of the hypoxemia ... Respiratory #Distress #Syndrome
Causes of Intrauterine Growth Restriction / Small for Gestational Age - Differential Diagnosis Algorithm
Fetal Factors:
 -
• Turner syndrome ... Drugs - Maternal Hypoxemia ... • Pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... upright position • Hypoxemia ... Quantifies degree of hypoxemia ... cirrhosis • Intra-pulmonary ... hepatopulmonary #syndrome
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
usually: - hypoxemia ... patient with shock/hypoxemia ... hypoperfusion/ hypoxemia ... output - Acute pulmonary ... - Compartment syndrome
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
Hypoxemia or tissue ... altitude, Pneumonia, pulmonary ... Cardiac failure, Pulmonary ... respiratory distress syndrome