305 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 ... differential #diagnosis #causes ... #pathophysiology
Respiratory Oxygenation Cycle - Pathophysiology
PO2 and PCO2

By @rev.med

#Respiratory #Oxygenation #Cycle #circulation #pathophysiology
Oxygenation Cycle - Pathophysiology ... PO2 and PCO2 By ... #circulation #pathophysiology
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... CD3-CD4+ T cells ... Differential #Diagnosis #Causes
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
vs Venous Blood Gases ... looks like (pH, PaCO2 ... Comparison #pH #pCO2
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
+ (↑ pH) • ↓ PCO2 ... + (Acid) • ↑ PCO2 ... Dissociation #Curve #pathophysiology
Oxygen Delivery Equation
DO2 = CO x {(1.39 x Hb x sO2) + (PaO2 x 0.03)}
DO2 =
x Hb x sO2) + (PaO2 ... effective hemoglobin PaO2 ... in your hands = PaO₂ ... Delivery #Equation #pathophysiology
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • Caused ... patients with CD4 ... • Steroids for Pa02
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... and Causes - ... #Jaundice #Pathophysiology ... #Unconjugated #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... Acetazolamide Causes ... - Salicylates Causes
Causes and Pathophysiology of Hypertension

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

** GrepMed Recommended Text: Guyton and
Causes and Pathophysiology ... Hypertension #Causes ... #Pathophysiology