241 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 ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Disease and more • Diffusion
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... week of a known clinical ... explained by pleural effusions ... - 200 mm Hg < PaO2 ... Respiratory #Distress #Syndrome
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
pCO2 = 1.5 (HCO3 ... for each 10 - in pCO2 ... for each 10 J in pCO2 ... pk + log (HCO3/(PCO2 ... Distress Syndrome
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
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
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
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
HYPOVENTILATION • Rising PaCO2 ... obesity-hypoventilation syndrome ... , OSA DIFFUSION ... of reversible diffusion ... hepatopulmonary syndrome
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... either due to a diffusion-perfusion ... shunt (Type 2) Clinical ... • Orthopnea - PaO2 ... hepatopulmonary #syndrome
Cardiac Tamponade

#Clinical #POCUS #Echocardiogram #Cardiac #Tamponade #Pericardial #Effusion #Electrical #Alternans
Cardiac Tamponade #Clinical ... #POCUS #Echocardiogram ... #Pericardial #Effusion
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