By Shirley A. Jones
A short look-up reference for ECG interpretation
and administration! This indispensable
pocket advisor provides the basics
(anatomy and body structure of the cardiovascular
system, electric conduction system
of the center, easy ECG strategies and components,)
ACLS and CPR algorithms,
emergency medicines, and comprehensive
information on tracking leads and
interpretation of over a hundred ECG strips,
including 12-lead and pacemaker rhythms.
Read Online or Download ECG Notes: Interpretation and Management Guide (Davis's Notes) (2nd Edition) PDF
Similar medicine books
A transparent, complete creation to affliction, Pathophysiology, fifth version explores the etiology, pathogenesis, scientific manifestations, and therapy of problems. devices are equipped by way of physique procedure, and every starts off with an illustrated assessment of anatomy and general body structure. A dialogue then follows at the disorder tactics and abnormalities which could take place, with a spotlight at the pathophysiologic ideas concerned.
- A Guide To Dissection Of The Human Body (2nd Edition)
- God's medicine
- Medical Therapy in Urology
- Databook of Anaesthesia and Critical Care Medicine
Extra info for ECG Notes: Interpretation and Management Guide (Davis's Notes) (2nd Edition)
ECGs Copyright © 2005 F. A. Davis. 55 ■ QRS complexes in polymorphic VT vary in shape and amplitude. ■ The QT interval is normal or long. Torsade de Pointes ECGs Copyright © 2005 F. A. Davis. 56 ■ The QRS reverses polarity and the strip shows a spindle effect. ■ This rhythm is an unusual variant of polymorphic VT with normal or long QT intervals. 10 sec), bizarre appearance ♥ Clinical Tip: Torsade de pointes may deteriorate to VF or asystole. ♥ Clinical Tip: Frequent causes are drugs that prolong QT interval and electrolyte abnormalities such as hypomagnesemia.
This gives the average number of bpm. ♥ Clinical Tip: If a rhythm is extremely irregular, it is best to count the number of R-R intervals per 60 sec (1 min). BASICS Copyright © 2005 F. A. Davis. Using 6-sec ECG rhythm strip to calculate heart rate. Formula: 7 ؋ 10 ؍70 bpm BASICS Copyright © 2005 F. A. Davis. ECG Interpretation Analyzing a Rhythm Component Rate Regularity P Waves PR Interval QRS Interval QT Interval Dropped beats Characteristic The bpm is commonly the ventricular rate. If atrial and ventricular rates differ, as in a 3rd-degree block, measure both rates.
ECGs Copyright © 2005 F. A. Davis. 49 Accelerated Idioventricular Rhythm Premature Ventricular Contraction (PVC) ■ Usually PVCs result from an irritable ventricular focus. ■ PVCs may be uniform (same form) or multiform (different forms). ■ The pause following a PVC may be compensatory or noncompensatory. ECGs Copyright © 2005 F. A. Davis. 10 sec), bizarre appearance ♥ Clinical Tip: Patients may sense the occurrence of PVCs as skipped beats. Because the ventricles are only partially filled, the PVC frequently does not generate a pulse.