S
| Term | Definition |
|---|---|
| Smooth muscles |
muscles |
| Somatic |
physical |
| Somatic mosaicism |
in DM1, the presence of different numbers of CTG repeats (the abnormality) found in different organs and systems within the same person; in DM2, the presence of different numbers |
| Sonogram |
an image created by ultrasound obtained by a computerized instrument; it can reveal internal parts of the body, such as thyroid gland or fetus in utero |
| Steinert’s disease |
the first name given to myotonic dystrophy when it was identified as a disease by Dr. Hans Steinert of Germany in 1909 |
| Strabismus |
inability of one eye to attain binocular vision with the other because of imbalance of the muscles of the eyeball--called also heterotropia, squint. |
| Sudden heart block |
a condition of the heart in which the passage of an electrical impulse is arrested, wholly or in part, temporarily or permanently |
