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Glossary
H
| Term | Definition |
|---|---|
| Hyperglycemia |
Abnormally high levels of blood sugar that occurs mainly in patients with diabetes. |
| Hyperkalemia |
high levels of potassium in the blood; can have dangerous effects on heart function and disrupt the normal rhythm of the heart; a side effect of some blood pressure and heart failure medications |
| Hyperlipidemia |
An excessive amount of fats, known as lipids, in the blood. |
| Hyperplasia |
A noncancerous increased production and growth of normal cells in a tissue or organ. For example, breasts grow in this manner during pregnancy. |
| Hypertension |
High blood pressure. |
| Hypertriglyceridemia |
An elevated triglyceride concentration in the blood. |
| Hypertrophic cardiomyopathy |
heart muscle disease in which the heart's wall is thickened and stiff, preventing the heart from filling with enough blood; a cause of heart failure |
| Hypertrophy |
Enlargement of muscle tissue due to an increased workload placed on the muscle. |
| Hypoglycemia |
Abnormally low levels of blood sugar, often caused by an overdose of insulin in the treatment of diabetes. |
| Hypokalemia |
Abnormally low levels of potassium concentration in the blood. |
| Hypotension |
Blood pressure that is below normal. |
| Hypoxia |
Insufficient level of oxygen in the body's tissues. |
| Hysterectomy |
Surgical removal of the uterus. |
