11 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 ā€¢ Low PATM Can decrease first part
: Interstitial lung ... edema (most common ... direction leads to hypoxemia ... bypassing the lungs ... #Failure #hypoxia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 ā€¢ Airway Disease (Asthma, COPD)
 ā€¢ Vascular (PE*)
 ā€¢
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... ā€¢ Interstitial lung ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Edema: - Widespread ... Possible bilateral effusion ... severity Acute Respiratory ... A-Lines - Deep Vein
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 ā€¢ Dysrhythmia
 ā€¢ Ischemia
 ā€¢ Cardiomyopathy
 ā€¢ Valvular disease
Causes of Dyspnea ... edema ā€¢ Atelectasis ... ā€¢ Interstitial lung ... Pleura: ā€¢ Pleural effusion ... #Causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #Hypoxia #hypoxemia
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 ā€¢ Accumulation
blood cells in the lung ... dyspnea, tachypnea, hypoxemia ... edema can be caused ... and systemic veins ... #edema #causes
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... ā€¢ Flat neck veins ... Etiology: ā€¢ Acute respiratory ... pulmonary edema ... Transfusion-related acute lung
Acute Respiratory Distress Syndrome ā€“ ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... leading to increased pulmonary ... congestion with hypoxemia ... edema must be present ... the underlying cause
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... edema must be present ... explained by pleural effusions ... lobar collapse, lung ... severity of the hypoxemia
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Rapid saline infusion ... , pain, fever, hypoxia ... Classicallyā€¯ noted with pulmonary ... with associated hypoxia ... or restrictive lung