Medical Glossary

This glossary contains:
19186
medical terms

Trisomy




Trisomy

The presence of an extra chromosome in addition to the usual pair. Down syndrome is an example of a condition caused by trisomy.

RELATED TERMS
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Chromosome
A structural unit within a eukaryotic nucleus that carries genes. A chromosome consists of a long, continuous strand of DNA and associated proteins.

Syndrome
A grouping of signs and symptoms, based on their frequent co-occurrence, that may suggest a common underlying pathogenesis, course, familial pattern, or treatment selection.

Condition
The term "condition" has a number of biomedical meanings including the following: 1.An unhealthy state, such as in "this is a progressive condition." 2.A state of fitness, such as "getting into condition." 3.Something that is essential to the occurrence of something else; essentially a "precondition." 4.As a verb: to cause a change in something so that a response that was previously associated with a certain stimulus becomes associated with another stimulus; to condition a person, as in behavioral conditioning.

Trisomy
The presence of an extra chromosome in addition to the usual pair. Down syndrome is an example of a condition caused by trisomy.



SIMILAR TERMS
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Trisenox
Trisenox is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): arsenic trioxide.

Trisomy 18
A severe birth defect caused by a chromosomal abnormality. Children with the disorder have small eyes,abnormally formed ears, and heart problems, are severely mentally retarded, and rarely live past one year.

Trisoralen
Trisoralen is a prescription or over-the-counter drug which is (or once was) approved in the United States and possibly in other countries. Active ingredient(s): trioxsalen.



PREVIOUS AND NEXT TERMS
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Toxemia
The presence of toxic substances in the blood from bacteria or body cells.

Toxic
Poisonous.

Tracheostomy
A surgical incision in the trachea (the windpipe) through which a rigid tube is inserted to allow air to enter.

Triceps
A muscle of the arm used to extend the forearm.

Trichinosis
Infection with a roundworm caused by consumption of larvae in undercooked pork or other infected meat.

Trisomy

Truss
A device to keep a hernia in its proper place.

TSH
Thyroid-stimulating hormone. A pituitary hormone that stimulates thyroid hormone production.

Tuberculin
A protein injected into the skin to test for tuberculosis infection.

Tumor
Overgrowth of tissue.

Tussis
Cough.

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This dictionary contains 19186 terms.







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