40 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... hypoxia) - Low PaO2 ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary ... #differential #
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 ... /0.8)] - PaO2 Simplified ... /0.8)] - PaO2 Normal ... Hypoxia #hypoxemia #differential
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... < 35 mmHg) #AcidBase ... #Disorders #Differential
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
arterial oxygen (PaO2 ... compensate for low PaO2 ... hypoxia #hypoxemia #differential ... diagnosis #comparison #pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... 35-45 mmHg • PaO2 ... Classically” noted with pulmonary ... MDaniyalHashmi1 #AcidBase ... Base #Gas #VBG #differential
Pulmonary Hypertension Algorithm - Matthew Watto, MD
#Diagnosis #Management #Pulmonary #Hypertension #PAH #Workup #Evaluation #Algorithm #Differential #Curbsiders
Pulmonary Hypertension ... MD #Diagnosis #Management ... #Pulmonary #Hypertension ... Evaluation #Algorithm #Differential
Medications for High-Altitude Sickness 
Acetazolarnide 
 • Carbonic Anydrase Inhibitor Bicarb diuresis & metabolic Acidosis ->
Anti-emetic O2 (SaO2 ... • Decreases pulmonary ... #Medications #Management
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Diagnosis and Management ... • Orthopnea - PaO2 ... cirrhosis • Intra-pulmonary ... perfusion scanning or pulmonary ... Oxygenation defect - PaO2
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... consistent with pulmonary ... on CT or CXR ● PaO2 ... Management ● Early ... ● Supportive management
Massive Hemoptysis - Differential Diagnosis Framework and Management
Definition: 150-600 mL over 24 hours
Differential Diagnosis:
 • Tracheobronchial:
Massive Hemoptysis - Differential ... over 24 hours Differential ... Primary Vascular: Pulmonary ... Massive #Hemoptysis #Differential ... #pulmonary #criticalcare