35 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... : Atelectasis, ARDS ... Embolism, Obstructive Lung ... , Interstitial Lung
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... week of a known clinical ... lobar collapse, lung ... severity of the ARDS ... >= 5cm H2O #ARDS
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
: Clinical Cheat ... , inflammatory lung ... permeability, lung ... with decreased lung ... on CT or CXR ● PaO2
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Lung Ultrasound: ... Pulmonary Edema vs ARDS ... pulmonary edema / ARDS ... UAlberta_Sono #APE #ARDS ... edema #comparison #clinical
In ARDS, we know that the lungs are so diffusely injured that the remaining total area
In ARDS, we know ... realize that in ARDS ... Consider a patient in ARDS ... diagnosis #management #ards ... #respiratory #clinical
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... or restrictive lung ... MDaniyalHashmi1 #AcidBase
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... involvement, with “white lung ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
of Pneumonia on Lung ... POCUS lung exam ... B profile with lung ... Pulmonary edema, ARDS ... #POCUS #clinical
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
absence of intrinsic lung ... shunt (Type 2) Clinical ... • Orthopnea - PaO2 ... on radioactive lung ... Oxygenation defect - PaO2
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
Distress Syndrome (ARDS ... effusions, lobar/lung ... - 200 mm Hg < PaO2 ... - 100 mm Hg < PaO2 ... #CriticalCare #ARDS