30 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... - Overview Hypoxia ... common type of hypoxia ... ) PIO2 - atmospheric ... differential #diagnosis #causes
Hypoxemia and Dyspnea - Rapid Response Management

1) Ask for vitals en route
2) Stabilize: Nasal canula 
3)
Hypoxemia and Dyspnea ... Diagnose using hypoxemia ... the underlying cause ... Dyspnea #Management #criticalcare ... #pulmonary #Hypoxia
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Flow 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... A venturi mask uses ... 10-15 LPM • FiO2 ... management #pulmonary #criticalcare
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
in more severe hypoxemia ... for refractory hypoxemia ... patients with PaO2/FiO2 ... management #schema #criticalcare ... #hypoxia #failure
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
severity of the hypoxemia ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... Severe - PaO2 / FiO2 ... Criteria #Diagnosis #CriticalCare
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
that the PaO2/FiO2 ... that the PaO2/FiO2 ... ratio remain stable ... #Diagnosis #CriticalCare
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Hypovolemia, Hypoxia ... Differential #Diagnosis #Table
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
ARDSnet low-PEEP table ... recruitment • FiO2 ... : avoid hyperoxia ... desaturation prioritise FiO2 ... obese #Management #CriticalCare
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
(1-6L, 24-40% FiO2 ... (5-10L, 35-60% FiO2 ... (5-15L, 35-50% FiO2 ... Devices #Comparison #table ... #pulmonary #criticalcare
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
congestion with hypoxemia ... or CXR ● PaO2/FiO2 ... there is no clear cause ... the underlying cause ... Diagnosis #Management #CriticalCare