271 results
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 ... : Atelectasis, ARDS
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
5 cmH20 in non-ARDS ... and non-ARDS) ... > 7.25 in non-ARDS ... and ARDS, tolerate ... minimal to keep PaO2
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
definition of ARDS ... definition of ARDS ... requirement that the PaO2 ... requires that the PaO2 ... #CriticalCare #ARDS
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... severity of the ARDS ... - 200 mm Hg < PaO2 ... - 100 mm Hg < PaO2 ... >= 5cm H2O #ARDS
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS
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 ... oscillations - Sign
Brudzinski's Sign in Meningitis

Forced flexion of the neck elicits a reflex flexion of the hips. It
Brudzinski's Sign ... #Brudzinskis #Signs ... Clinical #Video #neurology
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
pH L - Labs: PCO2 ... Base #diagnosis #nephrology
Lazarus Sign / Reflex in Brain Death - Head Flexion

The presence of this complex spinal reflex
Lazarus Sign / Reflex ... reflex ( Lazarus sign ... briefly raise their arms ... This sign is an ... BrainDeath #BrainDead #Neurology
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
Woltman’s sign on ... Woltman’s sign, ... deep-tendon reflex, is a neurologic ... #Woltmans #Signs ... Clinical #Video #Neurology