9 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
- Right Bundle Branch ... with QRS ≥120 ms ... electrocardiogram #pathophysiology ... #ekg #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Cheat Sheet 1) Rate ... proportional to heart rate ... @AmyChung #EKG ... Electrocardiogram #cardiology
Iron Deficiency in Congestive Heart Failure (CHF)

Iron deficiency (ID) in heart failure is a common comorbidity
Congestive Heart Failure ... [body weight (kg ... #CHF #pharmacology ... #pathophysiology ... #cardiology
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
severe hypoxemia might ... filter • N95 mask ... volumes of ~6 cc/kg ... management #schema #criticalcare ... #hypoxia #failure
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Mask Oxygen Delivery ... not tolerate a tight-fitting ... mask (e.g. facial ... specified flow rate ... management #pulmonary #criticalcare
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... Decreased heart rate ... #Pathophysiology ... #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
0.9 predicts RV failure ... 1.85 predicts RV failure ... failure. ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
Decompensated Heart Failure ... ECG is vital while ... algorithm #management #cardiology ... heartfailure #chf #criticalcare ... icu #clinical #pharmacology
#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
Glomerular Filtration Rate ... U/P Cr) Renal Failure ... 0.0-10.0 mOsm/kg ... 70 mmHg on 100% mask ... All rights reserved