17 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Intracardiac Right ... Weakness • Pleural Abnormalities ... • Chest Wall Abnormalities ... #Hypoxemia #
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... - Overview Hypoxia ... insufficient oxygen delivered ... #pulmonary #differential ... diagnosis #causes #pathophysiology
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
Oxygen Delivery ... x 0.03)} DO2 = Rate ... of oxygen delivery ... #Equation #pathophysiology ... #pulmonary #apples
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... not tolerate a tight-fitting ... specified flow rate ... #Mask #Oxygen #Delivery ... Devices #management #pulmonary
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
pressures (RA, RV) ● Pulmonary ... pressure (PAp) ● Pulmonary ... – CVP]/CO) ● Pulmonary ... SVI = CI/heart rate ... 0.136) ● Oxygen delivery
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Abnormalities in ... Rate and Rhythm ... consider infarction, hypoxia ... Breathing #Patterns #Pulmonary ... #Abnormalities
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
crackles in the right ... Edema: • Pathophysiology ... dyspnea, tachypnea, hypoxemia ... decreased respiratory rate ... • Pathophysiology
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... - Pathophysiology ... increased in all eight ... #pathophysiology ... #pulmonary
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess Pathophysiology ... degrees • Chills, night ... weight loss • Late ... CXR upright or lat ... Lung #Abscess #pulmonary
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... Decreased heart rate ... within normal limits ... #Pathophysiology