65 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 ... Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... , Interstitial Lung
Non-Invasive Ventilation (BiPAP) Algorithm - Indications and Contraindications
Indications for NIV:
 • COPD - pH <7.35, pCO2
COPD - pH <7.35, pCO2 ... Neuromuscular disease - Respiratory ... VC < 1 even if pCO2 ... RR or daytime pCO2 ... #criticalcare #management
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
different phases of respiratory ... Assessing for CO2 ... PHASE I - Inspiratory ... Transition as CO2 ... the heart to the lung
COVID-19 Diagnosis and Management Summary
Clinical and laboratory testing
Lung Ultrasound
HRCT scan
In-hospital treatment
Severity assessment and respiratory support 
Post-mortem
Diagnosis and Management ... laboratory testing Lung ... assessment and respiratory ... Post-mortem studies Long-term ... COVID19 #Diagnosis #Management
Weaning from the Ventilator - Algorithm
Setting up for extubation success
 • Decrease demand — correct metabolic
acidosis, decrease CO2 ... steroids & NMB • Respiratory ... Diuresis — Dry lungs ... are happy lungs ... #CriticalCare #Management
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Criteria for Acute Respiratory ... Syndrome (ARDS) - Respiratory ... lobar collapse, lung ... - 200 mm Hg < PaO2 ... #ARDS #Acute #Respiratory
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Treating ARDS - Acute Respiratory ... Origin of Edema - respiratory ... Impaired Oxygenation PaO2 ... nickmmark #ARDS #Respiratory ... Syndrome #Diagnosis #Management
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Respiratory or Metabolic ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... or restrictive lung
POCUS Lung Algorithm for the Use of Ultrasound in the Evaluation of Dyspnea 

#Diagnosis #Management #CriticalCare
POCUS Lung Algorithm ... #Diagnosis #Management ... #CriticalCare #POCUS ... Algorithm #Ddxof #Lung
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... , inflammatory lung ... permeability, lung ... with decreased lung ... on CT or CXR ● PaO2