195 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Elevation, Low Fio2 ... Disease and more • Diffusion ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
week of a known clinical ... explained by pleural effusions ... severity of the hypoxemia ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2
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 ... Internet Book of Critical ... #criticalcare #hypoxia
Electrical Alternans demonstrated in Pericardial Effusion (Swinging Heart)

- HeartToProve @HeartToProve

#Electrical #Alternans #Clinical #POCUS #Echocardiogram #Pericardial #Effusion
in Pericardial Effusion ... Electrical #Alternans #Clinical ... #POCUS #Echocardiogram ... #Pericardial #Effusion
Plankton Sign on Lung POCUS

Plankton sign = floating debris --> the swirling, punctiform internal echoes within
Plankton Sign on Lung POCUS ... anechoic pleural effusion ... nature of the effusion ... Plankton #Sign #Lung #POCUS ... #clinical #effusion
Ascites, pericardial effusion, and left pleural effusion on subcostal 4-chamber POCUS echocardiogram

Subcostal window in SLE patient.
Ascites, pericardial effusion ... and left pleural effusion ... subcostal 4-chamber POCUS ... #s4c #POCUS #echocardiogram ... #POCUS #clinical
Shark Tail Appearance of Consolidated Lung on Pleural Effusion on POCUS

Dr. David Feller-Kopman @dfellerk

#Pleural #Effusion #pulmonary
Lung on Pleural Effusion ... on POCUS Dr. ... dfellerk #Pleural #Effusion ... pulmonary #Lung #POCUS ... #clinical
Cardiac Tamponade

#Clinical #POCUS #Echocardiogram #Cardiac #Tamponade #Pericardial #Effusion #Electrical #Alternans
Cardiac Tamponade #Clinical ... #POCUS #Echocardiogram ... #Pericardial #Effusion
Acute Pulmonary Embolism on POCUS Echocardiogram before and after TPA
POCUS Echocardiogram in suspected hypoxic COVID patient
Pulmonary Embolism on POCUS ... and after TPA POCUS ... Echocardiogram in suspected hypoxic ... aged male with hypoxia ... Echocardiogram #TPA #clinical
Malignant Pericardial Effusion causing Tamponade on POCUS

Parasternal long with some RV collapse explaining this cancer patient's
Malignant Pericardial Effusion ... causing Tamponade on POCUS ... #Pericardial #Effusion ... Echocardiogram #POCUS ... #Clinical #PLAX