14 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... in acute PE are low ... evaluating for other causes ... Wave in V1 • Shift ... AcutePE #diagnosis #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... intracellular calcium causes ... high potassium levels ... (or low potassium ... Pathophysiology #cardiology
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
• Order a STAT EKG ... stabilize heart if EKG ... minutes-hour) -Shift ... or dialysis • SLOW ... #high
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... classified as: • Low ... 300 = NSVT EKG ... #differential #cardiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Have a high index ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... consultation with cardiology
Lactated Ringers (LR) vs Normal Saline (NS) - Comparison

Composition of LR:
 • Sodium 130 mEq/L
 •
130 mEq/L • Potassium ... Is Dangerous in Hyperkalemia ... transcellular shift ... densa receives high ... NS #comparison #pharmacology
The crusade against “Ab”Normal Saline continues.  This is a non-physiologic fluid that can harm our
we introduce a high ... causes Hyperkalemia ... The high CL- content ... #foamed #criticalcare ... diagnosis #treatment #pharmacology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
current from the slow ... reentrant circuit is formed ... - In most case ... ECG usually shows ... Pathophysiology #cardiology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
mental status and low ... ECG is vital while ... the determined cause ... algorithm #management #cardiology ... treatment #table #foamed
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Disorders: • Hyperkalemia ... Tower sign) and low-amplitude ... • Short QT, high ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram