9 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... Digoxin effect on ECG ... waves - Short QT ... #EKG #Cardiology ... #Digitalis #ECG
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... prolonged PR and QT ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Disorders • Neurologic ... Disorders (Eg. ... • Medications (Eg ... • Drug Abuse (Eg ... Excessive #Daytime #Fatigue
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Differential Diagnosis Algorithm ... Pulmonary Disease Neurologic ... • Drug Abuse (e.g ... #causes
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Pointes - Management Algorithm ... Drugs that prolong QT ... Congenital long QT ... 1b (lidocaine)- case ... TDP #Management #Algorithm
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
and a prolonged QT ... waves - Short QT ... waves • Short QT ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
(electrocardiogram ... evaluate potential causes ... Section: QT interval ... includes long QT ... syndrome or short QT
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... not be subtle e.g ... . extreme fatigue ... E.g. 80 yo ESR cutoff ... vision changes, etc
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
cool extremities, fatigue ... ECG is vital while ... the determined cause ... #differential #algorithm ... cardiology #treatment #table