62 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 ... Hypoxia #hypoxemia #differential
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 ... - 200 mm Hg < PaO2 ... >= 5cm H2O #ARDS
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 ... sepsis-associated ARDS ... days after dx of ARDS
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 ... Differential Bilat ... Pulmonary edema, ARDS ... #clinical #ultrasound
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... structures help in the differential ... #Clinical #Radiology ... CXR #ChestXRay #ARDS
Common ultrasound abnormalities seen on kidney and urinary bladder POCUS

- Dr. Abhilash Koratala MD - NephroPOCUS
urinary bladder POCUS ... kidney #bladder #differential ... #diagnosis #pocus ... ultrasound #renal #clinical
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
Autoimmune:
 • Isolated
 • Polyglandular autoimmune syndrome 1
 •
Insufficiency - Differential ... Fungal • HIV/AIDS ... Thrombophilia • Critical ... Insufficiency #Differential
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Distress Syndrome (ARDS ... submassive PE) POCUS ... #pulmonary #differential ... #signs #Lung #POCUS
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
Lung Point on POCUS ... highlight selected differentials ... False #LungPoint #POCUS ... #clinical #lungcardiac ... ultrasound #pulmonary #differential
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on POCUS ... Differential/diagnosis ... See thread for POCUS ... POCUS (apical window ... Echocardiogram #A4c #clinical