One of a large group of chemical substances classified by a specific carbon structure. Steroids include drugs used to relieve swelling and inflammation, such as prednisone and cortisone; vitamin D; and some sex hormones, such as testosterone and estradiol.
- Steroid abuse
Use of substances containing steroids to increase muscle mass. Steroids can have many side effects when misused, including psychiatric problems, liver tumors, reduction in the size of male genitals, sterility, and heart damage.
An instrument that is used to transmit low-volume sounds such as a heartbeat (or intestinal, venous, or fetal sounds) to the ear of the listener. A stethoscope may consist of two ear pieces connected by means of flexible tubing to a diaphragm that is placed against the skin of the patient. The stethoscope has become […]
- Stevens-Johnson syndrome
A serious systemic (bodywide) allergic reaction with a characteristic rash involving the skin and mucous membranes, including the buccal mucosa (inside of the mouth), conjunctiva, and genital areas. Abbreviated SJS. The disease is due to a hypersensitive (allergic) reaction to one of a number of immunologic stimuli including drugs and infectious agents. Complications can include […]
- Stewart, Alice
Prenatal radiation exposure.
1. Sexually transmitted infection. 2. Soft tissue infection. 3. Systolic time interval.