678 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 ... Low SvO2 → Low PaO2 ... #differential #diagnosis
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 Simplified ... /0.8)] - PaO2 Normal ... #differential #diagnosis
Hepatopulmonary Syndrome
HPS - Diagnosis:
 1. Patients with liver disease
 2. Alveolar-arterial oxygen gradient (AaP02) >15 mmHg
Syndrome HPS - Diagnosis ... vasodilatation HPS Classification ... Severe HPS: ≥ 50 PaO2 ... Hepatopulmonary #Syndrome #diagnosis ... #management #classification
Lumbar spine reporting - Nomenclature
Bulge (>25% disc circumference)
  - Symmetric (Circumferential) 
  - Asymmetric
- Protrusion base ... Extrusion dome > base ... Based on https ... Reporting #Disc #Classification ... Protrusion #Radiology #Diagnosis
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
Approach to Acid-Base ... pH L - Labs: PCO2 ... AcidBase #Acid #Base ... #diagnosis #nephrology
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... - Differential Diagnosis ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... #Differential #Diagnosis
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... CI-, HCO3-, PH, pCO2 ... Step 7: Make the diagnoses ... joshsteinbergMD #Acid #Base ... Disorders #Worksheet #diagnosis
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2, pCO2 ... #Diagnosis #Nephro
Forrest Classification of Upper GI Bleeding
Acute Hemorrhage
  Ia - Active Spurting, Re-bleeding Risk 60-100%
Forrest Classification ... Spot in Ulcer Base ... Bleeding III Clean-Based ... enrrikke #Forrest #Classification ... GIBleed #UGIB #diagnosis