127 results
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... - 10 L/min • FiO2 ... - 15 L/min • FiO2 ... on valve) • FiO2 ... Delivery #Systems #respiratory
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Criteria for Acute Respiratory ... Syndrome (ARDS) - Respiratory ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... #ARDS #Acute #Respiratory
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Treating ARDS - Acute Respiratory ... Origin of Edema - respiratory ... Oxygenation PaO2/FiO2 ... nickmmark #ARDS #Respiratory
Respiratory Oxygenation Cycle - Pathophysiology
PO2 and PCO2

By @rev.med

#Respiratory #Oxygenation #Cycle #circulation #pathophysiology
Respiratory Oxygenation ... Cycle - Pathophysiology ... By @rev.med #Respiratory ... #circulation #pathophysiology
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
rates & moderate FiO2 ... achieving a higher FiO2 ... In hypoxemic respiratory ... • Patients in respiratory ... match demand so FiO2
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
and Hypoxia - Pathophysiology ... function is respiratory ... Respiratory muscle ... Respiratory muscles ... #hypoxia #pathophysiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Hypoventilation: CNS of Respiratory ... chest) • Low PiO2 ... Elevation, Low Fio2
Paradoxical Respirations in Diaphragmatic Paralysis

Note the paradoxical movement of the abdomen during inspiration. The accessory inspiratory
The accessory inspiratory ... Diaphragm #Clinical #Video ... PhysicalExam #Pulmonary #Respiratory
Hoover's sign on Physical Exam
Paradoxical retraction of the lower intercostal spaces on inspiration
Pulmonary hyperinflation → flattening
this occurs, the inspiratory ... PhysicalExam #Clinical #Video ... #Breathing #Respiratory
Paradoxical Respirations in Acute Respiratory Failure on Physical Exam

- Dr. Roberto Cosentini @rob_cosentini

#Paradoxical #Respirations #Breathing #Respiratory
Respirations in Acute Respiratory ... Respirations #Breathing #Respiratory ... PhysicalExam #clinical #video