54 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... , Interstitial Lung ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Differential Diagnosis Algorithm ... HCO3 12:10 • Respiratory ... HCO3 7:10 • Respiratory ... Alkalosis (pCO2 ... Differential #Diagnosis #Algorithm
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... Respiratory Acidosis ... alkalosis drive • Hypoxemia ... acidbase #workup #algorithm
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
General schema for respiratory ... use conventional lung-protective ... patients with PaO2 ... Care @iBookCC #respiratory ... #failure #algorithm
Flowchart for Choosing Respiratory Support - Hypoxia

M. Daniyal Hashmi, MD @MDaniyalHashmi1

#Flowchart #Respiratory #Support #Hypoxia #Management #Algorithm
Flowchart for Choosing Respiratory ... Support - Hypoxia ... #Flowchart #Respiratory ... #Support #Hypoxia ... #Management #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... : Interstitial lung ... direction leads to hypoxemia ... bypassing the lungs ... #Failure #hypoxia
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... , pain, fever, hypoxia ... with associated hypoxia ... or restrictive lung
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... • Interstitial lung ... #Hypoxia #Differential ... #Diagnosis #Algorithm
Non-Invasive Ventilation (BiPAP) Algorithm - Indications and Contraindications
Indications for NIV:
 • COPD - pH <7.35, pCO2
Ventilation (BiPAP) Algorithm ... COPD - pH <7.35, pCO2 ... Neuromuscular disease - Respiratory ... VC < 1 even if pCO2 ... Ventilation #BiPAP #Algorithm
An Algorithm for the Management of COVID-19 Hypoxic Respiratory Failure 

#algorithm #management #ddxof #sarscov2 #covid19 #Respiratory
An Algorithm for ... Management of COVID-19 Hypoxic ... Respiratory Failure ... #algorithm ... sarscov2 #covid19 #Respiratory