23 results
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
in acute PE are low ... evaluating for other causes ... Wave in V1 • Shift ... in relation to ECG ... AcutePE #diagnosis #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
intracellular calcium causes ... - Hyperkalemia ( ... high potassium levels ... (or low potassium ... Pathophysiology #cardiology
Pelvis Insufficiency fractures
 - Back pain consistently one of the top three most common ER chief
a major pelvic cause ... of low back pain ... - High morbidity ... Pelvic #diagnosis #radiology ... #mri
Pericarditis can be seen on EKG with diffuse ST elevations without reciprocal changes along with diffuse
can be seen on EKG ... often follows a URI ... Alternatively, high ... in refractory cases ... #Pericarditis #Cardiology
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
New/worsening MR ... intermediate (3-4) or high ... (1-2) risk, +ECG ... : stable, TIMI low ... catheterization #cardiology
Hyperkalemia Management
Pseudohyperkalemia: 1. Hemolyzed sample 2. Blood drawn from a site/line where potassium or TPN is
Hyperkalemia Management ... site/line where potassium ... minutes-hour) -Shift ... or dialysis • SLOW ... #high
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... commonly intermediate-low ... Case description ... common, so maintain high ... #clinical #Radiology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Have a high index ... CM5 continuous ECG ... Obtain a 12-lead ECG ... abnormalities particularly potassium ... consultation with cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypomagnesemia • Hypokalemia ... classified as: • Low ... percent PVCs/day • High ... tachyarrhythmias High-risk ... #differential #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 ... • Saline Causes ... densa receives high