233 results
Coronary Oxygen Balance 

Myocardial Oxygen Demand <-> Coronary Artery Blood Flow <-> Oxygen Availability

#cardiac #oxygen #pathophysiology
Coronary Oxygen ... Myocardial Oxygen ... Blood Flow <-> Oxygen ... Availability #cardiac #oxygen ... #pathophysiology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
- insufficient oxygen ... Hypoxemia - low oxygen ... - atmospheric oxygen ... differential #diagnosis #causes ... #pathophysiology
ROTH Score to Assess O2 Sat for Telemedicine

Have pt take deep breath in & count out
#ROTH #Score #O2Sat ... #Oxygen #Saturation
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
DECREASED INSPIRED OXYGEN ... gas equation • Causes ... Difficulty diffusing oxygen ... with supplemental oxygen ... with supplemental oxygen
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
Oxygen-Hemoglobin ... MatthewHoMD #Oxygen ... Dissociation #Curve #pathophysiology
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Oxygen Delivery ... • Delivers oxygen ... • Delivers oxygen ... retention of exhaled gases ... • Uses either
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... and Causes - ... #Jaundice #Pathophysiology ... #Unconjugated #Causes
Causes and Pathophysiology of Hypertension

#Causes #Pathophysiology #Hypertension #Primary #Essential #Secondary #Differential

** GrepMed Recommended Text: Guyton and
Causes and Pathophysiology ... Hypertension #Causes ... #Pathophysiology
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... problem in adequate oxygen ... ❶ Adequate oxygen ... AND give 100% oxygen ... pressure as a cause
Congestive Heart Failure - Causes, Pathophysiology and Differential Diagnosis
 • Dilated Cardiomyopathy 
 • Hypertrophic Cardiomyopathy
Heart Failure - Causes ... , Pathophysiology ... • Other HFpEF Causes ... #HeartFailure #Causes ... #Pathophysiology