45 results
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
ARDS: Clinical ... congestion with hypoxemia ... edema must be present ... be detected on CT ... #CheatSheet #Diagnosis
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
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... 760 mm Hg at sea level ... edema (most common ... hepatopulmonary syndrome ... #Differential #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Room Air + Sea Level ... : Atelectasis, ARDS ... Edema, Atelectasis ... #Hypoxia #hypoxemia ... #differential #diagnosis
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
POCUS lung exam ... sliding: Pulmonary ... edema, ARDS, interstitial ... NOT definitively diagnose ... #POCUS #clinical
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... • BNP level < ... respiratory distress syndrome ... (ARDS) • Opioid ... Transfusion-related acute lung
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Edema: - Widespread ... Respiratory Distress Syndrome ... (ARDS): - Bilateral ... #differential #diagnosis ... #signs #Lung #POCUS
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
week of a known clinical ... edema must be present ... computed tomographic (CT ... lobar collapse, lung ... severity of the hypoxemia
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... of Fever CRITICAL ... infarction - Pulmonary ... edema EMERGENT ... #Causes #Differential
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Superior vena cava syndrome ... edema • Atelectasis ... • Interstitial lung ... #Algorithm #Causes