2689 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... summary #pulmonary #differential ... #diagnosis #causes
Markers of Organ Dysfunction in Severe Sepsis 
Altered consciousness 
Confusion 
Psychosis 

Tachycardia 
Hypotension 
Altered CVP 
Altered
Altered CVP Altered PAOP ... Tachypnoea PaO2 ... 90% PaO2/FiO2 300% ... Protein C #Diagnosis ... #CriticalCare #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... /0.8)] - PaO2 Normal ... Hypoxia #hypoxemia #differential ... #diagnosis
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Diagnosis Algorithm ... Respiratory Acidosis (pCO2 ... AcidBase #Disorders #Differential ... #Diagnosis #Algorithm
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
arterial oxygen (PaO2 ... compensate for low PaO2 ... hypoxia #hypoxemia #differential ... #diagnosis #comparison
Algorithmic Approach and Differential Diagnosis - Hypercalcemia
#Diagnosis #Hypercalcemia #Differential #Algorithm #Workup
Algorithmic Approach ... and Differential ... Diagnosis - Hypercalcemia ... #Differential # ... Algorithm #Workup
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
CI-, HCO3-, PH, pCO2 ... Step 7: Make the diagnoses ... using the differentials ... Disorders #Worksheet #diagnosis ... #differential
Hepatopulmonary Syndrome
HPS - Diagnosis:
 1. Patients with liver disease
 2. Alveolar-arterial oxygen gradient (AaP02) >15 mmHg
Syndrome HPS - Diagnosis ... Moderate HPS: ≥ 60 PaO2 ... Severe HPS: ≥ 50 PaO2 ... Very severe HPS: PaO2 ... Hepatopulmonary #Syndrome #diagnosis
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
looks like (pH, PaCO2 ... Comparison #pH #pCO2 ... #Diagnosis #Differences
Algorithmic Approach to Peripheral Cyanosis

#Peripheral #Cyanosis #Diagnosis #Algorithm #Differential
Algorithmic Approach ... Peripheral #Cyanosis #Diagnosis ... #Algorithm #Differential