180 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... HCO3 < 24mmol/L) CO2 ... Respiratory Acidosis (pCO2 ... Respiratory Alkalosis (pCO2 ... AcidBase #Disorders #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? ... Medications, Central, ↑ CO2 ... nickmmark #acidbase #workup ... respiratory #bloodgas #interpretation
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
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
- Alveolar CO2 ... • PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... #Capnography #interpretation
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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 ... Ventricular Stroke Work
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 ... (Patm - 47) - (PaCO2 ... Level) [150- (PaCO2 ... Hypoxia #hypoxemia #differential
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
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
for Blood Gas Interpretation ... Differentials? ... Metabolic: pH pCO2 ... acidosis Step 5 - Differential ... Base #Gas #VBG #differential
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
CI-, HCO3-, PH, pCO2 ... 3: Look at the pCO2 ... . 3a: If pCO2 ... diagnoses using the differentials ... Worksheet #diagnosis #differential
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
Assessing for CO2 ... baseline - PECO2 ... Transition as CO2 ... - Arterial CO2 ... #Capnography #interpretation