20 results
CPAP Troubleshooting Tips
1. Wrong size/style mask → try a different mask, nasal pillows
2. Trouble getting used
CPAP Troubleshooting ... tolerating forced air ... BrighamChiefs #CPAP ... Troubleshooting #Tips #management ... #problems #pulmonary
Oxygen Delivery Methods
 • Nasal Cannula
 • Nonrebreather Mask
 • Non-Invasive Ventilation (CPAP/BiPAP)
 • Venturi Mask
Nonrebreather Mask ... Non-Invasive Ventilation (CPAP ... BiPAP) • Venturi Mask ... #respiratory #pulmonary ... #management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Right to Left Shunt ... - Anatomic Shunt ... - Physiologic Shunt ... Disease and more • Diffusion
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Diagnosis and Management ... 1) or anatomic shunt ... Arterial blood gas (ABC ... cirrhosis • Intra-pulmonary ... scanning or pulmonary
Non-Invasive Positive Pressure Ventilation
Indications: 
 • COPD exacerbation (↓ intubation, ↓ mortality), Cardiogenic pulmonary edema (↓
), Cardiogenic pulmonary ... airway / remove mask ... Nasal Modes: • CPAP ... Ventilation #diagnosis #management ... #indications #pulmonary
Oxygen Delivery Devices
1. Flow is a variable describing the movement of a volume of gas over
Room air is 21% ... sealed systems (CPAP ... /BPAP/ventilator ... NRB) • Venturi Mask ... Flow #Comparison #management
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
Nonrebreather Mask ... entrainment of room air ... Venturi Mask (venti-mask ... Delivery #FiO2 #Pulmonary ... Equipment #Devices #Management
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
→ ↓ → →↑ Pulmonary ... DP-PCWP Coronary Perfusion ... )*79.92)/CO Pulmonary ... )*79.92)/CI Pulmonary ... Qt 0.0-7.0 % Shunt
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... aka Hudson's Mask ... oxygen ambient air ... Delivery #Devices #management ... #pulmonary #criticalcare
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Rare: pleural effusions ... COP DDX: • CAP ... eosinophilia pneumonia, Pulmonary ... Pneumonia #COP #BOOP #pulmonary ... ILD #diagnosis #management