Methacholine is used as a test to determine whether you may have asthma. It is a cholinergic drug that causes wheezing and shortness of breath.
This medication is to be inhaled only with a special breathing device (nebulizer) under the direct supervision of a health care professional in a hospital or clinic setting. Do not take this...
Read moreWhat we call normal rhythm is stimulated by a group of cells in the upper chamber of our heart called the atrium. This group of cells is in... Read more »
Question: What are healthy resting heart rates for men and women of different ages? Answer: Normal heart rate for adults at rest can be... Read more »
Few stressors are as powerful as the loss of a cherished family member or relative. Every doctor has several stories to tell about the... Read more »
Source: HealthCentral Encyclopedia
The heart normally beats at a rate of about 60 to 100 beats per minute at rest. A rate faster than 100 beats a minute in an adult is called... Read more »
Source: ADAM Encyclopedia
Ventricular tachycardia (VT) is a rapid heartbeat that starts in the ventricles.Alternative NamesWide-complex tachycardia; V tach; Tachycardia -... Read more »
Source: ADAM Encyclopedia
Paroxysmal supraventricular tachycardia (PSVT) is an occasional rapid heart rate. "Paroxysmal" means from time to time. Alternative NamesPSVT;... Read more »
Source: ADAM Encyclopedia
Multifocal atrial tachycardia is a rapid heart rate that occurs when too many signals (electrical impulses) are sent from the upper heart to the... Read more »