265 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
Causes of Pediatric Stridor - Differential Diagnosis Algorithm
Present Since Infancy with No Respiratory Distress:
 • Laryngomalacia
Present
Pediatric Stridor - Differential ... Diagnosis Algorithm ... Stenosis Non-Acute ... #Causes #Peds # ... Pediatrics #Pulmonary
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Infancy (SUDI) - Differential ... Diagnosis Algorithm ... Neurologic Anomaly • Pulmonary ... Accidental* Other: • Acute ... #Causes #Peds #
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria for Acute ... consistent with pulmonary ... lung collapse, or pulmonary ... - 200 mm Hg < PaO2 ... H2O #ARDS #Acute
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
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Dyspnea - Differential ... Diagnosis Algorithm ... Vascular • Pulmonary ... Anaphylaxis* #Acute
Acute Pulmonary Embolism - Management Algorithms
 - Hemodynamically Stable Patients
 - Hemodynamically Unstable Patients

- Dr. Eric
Acute Pulmonary ... Embolism - Management Algorithms ... EricsMedicalLectures/ #Pulmonary ... acutePE #Management #Algorithm
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hypotension / Shock Differential ... Diagnosis Algorithm ... valvulopathy • Pulmonary ... obstruction • Pulmonary ... #Diagnosis #Algorithm
Causes of Pediatric Wheezing - Differential Diagnosis Algorithm
CXR Abnormal:
 • Pulmonary Sequestration
 • Congenital Adenoid Cystic
Pediatric Wheezing - Differential ... Diagnosis Algorithm ... Abnormal: • Pulmonary ... #Causes #Peds # ... Pediatrics #Pulmonary