143 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
blood (measured on ABG ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... Hypoxemia #summary #pulmonary ... #differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... , Atelectasis, Pulmonary ... Diffusion Defect: Pulmonary ... Hypoxia #hypoxemia #differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... ABG And BMP Normal ... 35-45 mmHg • PaO2 ... Classically” noted with pulmonary ... Summary #Nephrology #ABG
Oxygen Saturation - Measurement Techniques and Limitations
 • Sp02 - Cutaneous pulse oximeter
 • SaO2 Calculated
pulse oximeter • SaO2 ... Point-of-care handheld ABG ... device • SaO2 ... #Measurement #pulmonary
Approach to Acid Base Disorders - Evaluation and Differential Diagnosis
1) Start with the Anion Gap (AG).
2)
Evaluation and Differential ... approximates an ABG ... and ~5 mmHg to pCO2 ... Differential Diagnosis ... Evaluation #workup #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
Acute Pulmonary Embolism - Management Algorithms
 - Hemodynamically Stable Patients
 - Hemodynamically Unstable Patients

- Dr. Eric
Acute Pulmonary ... Embolism - Management Algorithms ... Hemodynamically Stable ... EricsMedicalLectures/ #Pulmonary ... acutePE #Management #Algorithm
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Diagnosis Algorithm ... Respiratory Acidosis (pCO2 ... AcidBase #Disorders #Differential ... #Diagnosis #Algorithm
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
poor air flow • ABG ... : - High pCO2 ... Abnormally normal ABG ... #CriticalCare #pulmonary
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Consolidation Pattern - Differential ... Algorithm #Diagnosis ... #Radiology #Pulmonary ... Consolidation #Pattern #Differential ... #Algorithm #RadiologyAssistant