296 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 ... : Atelectasis, ARDS ... #differential #diagnosis
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
definition of ARDS ... definition of ARDS ... requires that the PaO2 ... #Diagnosis #CriticalCare ... #ARDS #PROSEVA
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... week of a known clinical ... severity of the ARDS ... >= 5cm H2O #ARDS ... Definition #Criteria #Diagnosis
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS ... Acute #Syndrome #Diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... : Clinical Cheat ... on CT or CXR ● PaO2 ... days after dx of ARDS ... Summary #CheatSheet #Diagnosis
Basics of Waveform Capnography
Waveform capnography assesses ventilation by monitoring exhaled carbon dioxide
Can use measurement and morphology
pathophysiology CLINICAL ... Assessing for CO2 ... Transition as CO2 ... WAVEFORM - Critical ... interpretation #patterns #diagnosis
Lung Ultrasound: Cardiogenic Pulmonary Edema vs ARDS
Cardiogenic Pulmonary Edema:
 • Smooth pleural line
 • AIS >
Pulmonary Edema vs ARDS ... pulmonary edema / ARDS ... UAlberta_Sono #APE #ARDS ... edema #comparison #clinical ... #diagnosis #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Pneumonia on Lung POCUS ... POCUS lung exam ... Pulmonary edema, ARDS ... NOT definitively diagnose ... #clinical #ultrasound
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... the differential diagnosis ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
Infantile Spasms 
Associated with Tuberous Sclerosis 
1) Flexor spasms: Sudden flexion of neck, trunk, arms, and
of neck, trunk, arms ... adduction of the arms ... of the legs Clinical ... Developmental delay Diagnosis ... Peds #Pediatrics #Diagnosis