319 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
Oxygen-Hemoglobin Dissociation Curve

Left Shift (↓ O2 unloading to tissue), Left = Lower:
 • ↓ H+ (↑
+ (↑ pH) • ↓ PCO2 ... tissue): • ↑ H+ (Acid ... ) • ↑ PCO2 • ... Dissociation #Curve #pathophysiology
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... Diagnosis #Algorithm #Causes
Pathways Involved in Protein and Amino Acid Metabolism in Chronic Kidney Disease. The tricarboxylic acid (TCA)
Protein and Amino Acid ... tricarboxylic acid ... metabolize amino acids ... products of amino acid ... #Pathophysiology
Hyperuricemia: Pathogenesis and Complications

 - Hypercalcemia (due to diseases like Sarcoidosis and Hyperparathyroidism) -> Accumulation of
to filter uric acid ... like lactic acid ... and keto-acids) ... Release of purine bases ... Hyperuricemia #Pathophysiology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... 7.35-7.45 • PaCO2 ... 35-45 mmHg • PaO2 ... Metabolic: pH pCO2 ... ABG #bloodgas #Acid
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
- Approach to Acid-Base ... pH L - Labs: PCO2 ... PLACO #AcidBase #Acid
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... CI-, HCO3-, PH, pCO2 ... 3: Look at the pCO2 ... . 3a: If pCO2 ... joshsteinbergMD #Acid
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