170 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... Low SvO2 → Low PaO2 ... Low SvO2 → Low PaO2 ... sepsis) - High PaO2 ... summary #pulmonary #differential
Perform computations online at:
ScyMed.com
6th ED
ICU-card
«ICU, Formulas & Drugs»
HEMODYNAMIC PATTERNS
Condition
SAP
CVP

PAP PCWP

CO C(a-v)02 PVR

SVR
Hypovolemic shock
↓
↓
↓
↓
↓
↑
↑
↑
Cardiogenic shock
↓
1
↑
1

1
↑

Septic shock
↓
↓
↓
↓
↑
↓
↓
↓
Cardiac Tamponade
.
↑
↑
1
↓

→
↑
RV
Index CARDIAC WORK ... RCWI Cardiac Work ... 0.0144 Cardiac Work ... Ventricular Stroke Work ... age-corrected PAO2
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 ... Hypoxia #hypoxemia #differential
Arterial Blood Gas (ABG) Analysis - Metabolic + Respiratory Acidosis + Alkalosis

pH ↓ pCO2 ↓ -
Alkalosis pH ↓ pCO2 ... acidosis pH ↑ pCO2 ... alkalosis pH ↑ pCO2 ... alkalosis pH ↓ pCO2 ... ABG #Analysis #Interpretation
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
for Blood Gas Interpretation ... Differentials? ... 35-45 mmHg • PaO2 ... acidosis Step 5 - Differential ... Base #Gas #VBG #differential
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
2. pCO2 - What’s ... the pCO2? ... nickmmark #acidbase #workup ... respiratory #bloodgas #interpretation
Blood Gas (ABG) Interpretation and Acid-Base Pathology
1- Does the patient have an acidosis or an alkalosis?
Blood Gas (ABG) Interpretation ... Look at the pCO2 ... the change in pCO2 ... need to do more work ... AcidBase #ABG #Interpretation
Interpretation of Components of the CBC (Complete Blood Count)

#CBC #Interpretation #CompleteBloodCount #Hematology #Differential #Diagnosis #Laboratory
Interpretation of ... Count) #CBC #Interpretation ... CompleteBloodCount #Hematology #Differential
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
Cerebrospinal Fluid (CSF) Interpretation
Appearance - Opening Pressure - Leukocytes - Differential - Glucose - Protein -
Cerebrospinal Fluid (CSF) Interpretation ... - Leukocytes - Differential ... Cerebrospinal #Fluid #CSF #Interpretation ... #differential #