17 results
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 ... mmHg I used this analogy ... #Equation #pathophysiology ... #pulmonary #apples
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Right ... Left Shunt - Anatomic ... Intracardiac, Pulmonary ... V/Q Mismatch: Pulmonary ... #Hypoxia #hypoxemia
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
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
Fetal and Post Transition Circulation

In the fetal circulatory system, oxygenated blood is delivered via the umbilical
oxygenated blood is delivered ... pulmonary vascular ... resistance (due to hypoxic ... #Circulation #Pathophysiology ... #Cardiology #Anatomy
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