DCIS: Ductal carcinoma in situ. A precancerous condition characterized by the clonal proliferation of malignant-looking cells in the lining of a breast duct without evidence of spread outside the duct to other tissues in the breast or outside the breast. DCIS is clearly the precursor (forerunner) of invasive breast cancer. This is evident from the […]
To supply with nerves. It is a little known fact that the cornea is the most densely innervated tissue in the body.
- Balanitis, circinate
Balanitis, circinate: A form of skin inflammation around the penis in males with Reiter’s syndrome. The skin around the shaft and tip (glans) penis can become inflamed and scale. This inflammation around the penis can be helped by cortisone creams (such as TOPICORT). Reiter’s syndrome is a systemic rheumatic disease, systemic since it can affect […]
- Carbon dioxide content
Carbon dioxide content: A measure of the bicarbonate level in the blood. The normal carbon dioxide content may vary somewhat from one laboratory to another. For example, it may be 20 to 29 milliequivalents per liter (mEq/L) of blood, 22 to 34 mEq/L, etc. Higher than normal carbon dioxide levels may reflect excessive loss of […]
- Disease, Stein-Leventhal
Disease, Stein-Leventhal: Known descriptively as polycystic ovarian (PCO) disease, this syndrome is basically an hormonal problem that causes women to have various symptoms including: Irregular or no periods Acne Obesity, and Excess hair growth. All women with PCO have irregular or no menses. Women with PCO do not ovulate (do not release an egg every […]
A vaccine against hepatitis B (hep B) to stimulate the body’s immune system to produce antibodies against the hep B virus.
The trachea, a tube-like portion of the respiratory (breathing) tract that connects the larynx (the voice box) with the lungs. Each time we inhale (breathe in), air goes into our nose or mouth, then through the larynx, down the trachea, and into our lungs. When we exhale (breathe out), the air goes out the other […]
- Examination, digital rectal (DRE)
Examination, digital rectal (DRE): An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a lubricated, gloved finger into the rectum and feels for anything that is not normal. The digital rectal exam is an important screening test for the detection of tumors of the rectum and […]
Large enough to be seen with the naked eye, as opposed to microscopic. For example, a macroscopic tumor is big enough to be seen without the aid of a microscope. From the Greek macro- (large, long) + -scopic, from skopos (aim, mark).
- Stress testing, exercise cardiac
An abnormal EKG at rest, which may be due to abnormal serum electrolytes, abnormal cardiac electrical conduction, or certain medications, such as digitalis; Heart conditions not related to CAD, such as mitral valve prolapse (drooping) or hypertrophy (increased size) of the heart; or An inadequate increase in the heart rate and/or blood pressure during exercise. […]