
The proportion of persons without disease who are correctly identified by a screening test as not having the disease.
A new mutation in a gene that was not inherited from either parent.
narrowing
above the heart
A heart beat that is faster than normal for someone's age.
substances poisonous to the body
The breakage and removal of a large segment of DNA from one chromosome and its attachment to a different chromosome.
An abnormal mass of tissue. Tumors can be benign or malignant.
An ultrasound is a study done using sound waves at a particular frequency to detect images of different organs inside the body.
Located on only one side of the body.
