5530 Wisconsin Avenue, Ste 700, Chevy Chase, MD 20815
11110 Medical Campus Road, Ste 108, Hagerstown, MD 21742
19851 Observation Drive Ste 225, Germantown, MD 20876
1201 Seven Locks Rd. Ste 216 Rockville, MD 20854
900 17th Street, NW, Ste 1250 DC, 200
Monday - Friday    8 am - 4:30 pm

Office Phone 301.656.5050
CONTACT US SHARE THIS PAGE SEARCH
CardioCare CardioCare CardioCare CardioCare
QUICK LINKS

MAKE AN APPOINTMENT

DIRECTIONS

DOCTORS

OFFICE VISIT CHECKLIST

COUMADIN INFORMATION

SCREENING FOR HEART DISEASE

GLOSSARY

WOMEN & HEART DISEASE

DIRECTIONS
Heart Disorders Glossary

A    B-D    E-L    M-R    S-Z    

Electrocardiogram: A recording of the electrical activity of the heart. Commonly referred to as EKG or ECG.

Electrophysiology: Study of the electrical or conduction properties of the heart.

Endocardium: The inner lining of the heart.

Epicardium: The outer layer of the heart.

Heart Attack: See myocardial infarction.

Heart Murmur: The sound of blood flow heard through a stethoscope. A murmur may represent normal or abnormal flow, but often refers to a leak in a heart valve.

Hemodynamics: The study of the blood flow, circulation, and pressures within the circulation of the heart and lungs.

High Blood Pressure: Also called hypertension. High blood pressure is diagnosed when three consecutive blood pressure measurements over time are 140/90 mm Hg or greater.

Hypertension: Also called high blood pressure. Hypertension is diagnosed when three consecutive blood pressure measurements are 140/90 mm Hg or greater.

Hypertrophy: Enlargement of a tissue or organ.

Hypoxia: Less than normal oxygen content in the blood.

Ischemia: Lack of oxygen to tissue or organ due to interruption of blood supply.

Leads: The small wires (electrodes) of an electrocardiogram (EKG) that connect to the chest, arms, and legs with sticky pads. The leads measure the electrical activity, rate, and rhythm of the heart.

Left Ventricular Hypertrophy: Enlargement of the muscle wall of the left ventricle (lower chamber).