| ectopic pregnancy, symptoms of | Symptoms of an ectopic pregnancy can often be vague and include vaginal bleeding, abdominal or pelvic pain (usually stronger on one side),shoulder pain, weakness, or dizziness. Weakness, dizziness, and a sense of passing out upon standing can represent serious internal bleeding, requiring immediate medical attention. (12 Dec 1998) |
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| ectopic rhythm | Any cardiac rhythm arising from a centre other than the normal pacemaker, the sinus node. (05 Mar 2000) |
| ectopic schistosomiasis | A clinical form of schistosomiasis that occurs outside of the normal site of parasitism (mesenteric vein or hepatic portals); may result from accidental blood-borne transport of schistosome eggs or, rarely, adult worms, to various unusual sites such as the skin, brain, or spinal cord. (05 Mar 2000) |
| ectopic tachycardia | A tachycardia originating in a focus other than the sinus node, e.g., atrial, A-V junctional, or ventricular tachycardia. (05 Mar 2000) |
| ectopic teratosis | A teratosis in which the organs or other parts are misplaced. (05 Mar 2000) |
| ectopic testis | A variant of undescended testis wherein testicular position is outside the usual pathway of descent. See: testis ectopia. (05 Mar 2000) |
| ectopic thyroid | <radiology> Usually connects to normal thyroid, sites: lingual thyroid, thyroglossal duct remnant, anterior mediastinum (retrosternal thyroid), btw trachea and oesophagus, struma ovarii (teratoma variant), use pertechnetate first (rather than I-131) because of lower dose (12 Dec 1998) |
| ectopic ureter | Opens somewhere other than the bladder wall. (05 Mar 2000) |
| ectoplacental | 1. Outside, beyond, or surrounding the placenta; in primates, referring especially to the parts of the trophoblast not directly involved in the formation of the placenta. 2. In rodents, referring to the actively growing part of the trophoblast involved in the formation of the placenta. (05 Mar 2000) |
| ectoplacental cavity | A developmental cavity that exists in some mammals and is derived by division of the proamniotic space; it is further removed from the embryo than the amniotic cavity in some mammals. Synonym: ectoplacental cavity. (05 Mar 2000) |
| ectoplasm | Granule free cytoplasm of amoeba lying immediately below the plasma membrane. (18 Nov 1997) |
| ectoplasmatic | Ektoplasmicektoplastic Relating to the ectoplasm. (05 Mar 2000) |
| ectoplasmic tube contraction | <cell biology> Model for amoeboid movement in which it is proposed that protrusion of a pseudopod is brought about by contraction of the sub plasmalemmal region everywhere else in the cell thus squeesing the central cytoplasm forwards. See: frontal zone contraction theory. (18 Nov 1997) |
| ectoprocta | <zoology> An order of Bryozoa in which the anus lies outside the circle of tentacles. Origin: NL, fr. Gr. Outside + the anus. Source: Websters Dictionary (01 Mar 1998) |
| ectoprotein kinase | <enzyme> From outer plasma membranes; active site and substrate oriented extracellularly Registry number: EC 2.7.1.- Synonym: ecto-protein kinase, ectokinase (26 Jun 1999) |