What's the difference between cyst and fibroid?

Cyst


Definition:

  • (n.) A pouch or sac without opening, usually membranous and containing morbid matter, which is accidentally developed in one of the natural cavities or in the substance of an organ.
  • (n.) In old authors, the urinary bladder, or the gall bladder.
  • (n.) One of the bladders or air vessels of certain algae, as of the great kelp of the Pacific, and common rockweeds (Fuci) of our shores.
  • (n.) A small capsule or sac of the kind in which many immature entozoans exist in the tissues of living animals; also, a similar form in Rotifera, etc.
  • (n.) A form assumed by Protozoa in which they become saclike and quiescent. It generally precedes the production of germs. See Encystment.

Example Sentences:

  • (1) However it is important to recognize these cysts so that correct surgical management is offered to the patient.
  • (2) The increase in red blood cell mass was associated with an elevation in erythropoietic stimulatory activity in serum, pleural fluid, and tumor-cyst fluid as determined by the exhypoxic polycythemic mouse assay.
  • (3) Diagnostic work-up and management of intracranial arachnoid cysts are still controversial.
  • (4) The position of the cyst supports the theory that branchial cysts are congenital in origin.
  • (5) These cases show that an examination of the whole neuraxis is as important in patients with midline posterior fossa cysts as it is in patients with developmental syringomyelia or Chiari I malformation.
  • (6) The exception to this rule is a cyst which can be safely aspirated under controlled conditions.
  • (7) Aneurysmal bone cyst is an uncommon benign lesion that rarely presents in the craniofacial region.
  • (8) It is especially efficacious in evaluating patients with cystic lesions, especially those with complex cysts not clearly of water density.
  • (9) In cases in which CT was also performed, it revealed corresponding hypodensities in two infarctions, but failed to reveal the foci of gliosis (or noncavital infarction), demyelination, or brain cyst.
  • (10) This light microscopic comparison of viable FDA- and nonviable PI-stained cysts of G. muris demonstrates that 2 types of cysts can be distinguished and implies that structural differences can be used to identify these subpopulations of cysts.
  • (11) Quantitative measurements of image contrast were carried out for B-mode images of anechoic spheres (cysts) embedded in a random scattering medium.
  • (12) The resistance of GSA 65 to proteolytic degradation, together with previous immunofluorescence data that indicate the antigen is an integral part of the G. lamblia cyst wall, suggests that this molecule may play a role in maintaining the integrity of the cyst in vivo.
  • (13) Radiographic examination revealed that three of the cysts had increased is size, three had decreased in size, three had not changed in size, and two had disappeared; no evaluation could be made on two.
  • (14) Zinc alpha-2 glycoprotein (ZnGP) was measured in human breast microcysts, breast secretions, breast cyst fluid and serum.
  • (15) The diagnosis of meningeal cyst was confirmed in a non-invasive way by MRI showing a mass with the same signal intensities as CSF on both T1 and T2 weighted images.
  • (16) Furthermore, the different types of adrenal cysts reported in the literature and the differential diagnosis from other adrenal cystic lesions, mainly tumors and infections, are discussed.
  • (17) Splenectomy is the operation of choice for cysts of the spleen in children.
  • (18) The concentration of potassium (K+) and sodium (Na+) was measured in breast cyst fluid (BCF) from 611 cysts greater than 3 ml aspirated in 520 women with gross cystic disease of the breast.
  • (19) Although bronchogenic cysts may involve the mediastinum, they have rarely been responsible for significant upper airway obstruction.
  • (20) Radiographically the bone cyst distinguishes itself by its central localisation in the metaphysis, where as the giant cell tumor has an excentric position in the epiphysis with a tendency of extending into the metaphysis.

Fibroid


Definition:

  • (a.) Resembling or forming fibrous tissue; made up of fibers; as, fibroid tumors.
  • (n.) A fibroid tumor; a fibroma.

Example Sentences:

  • (1) In premenopausal women, submucous fibroids were the main findings and in post-menopausal women, 59 per cent had an atrophic endometrium.
  • (2) These can be divided aetiologically in to: 54 cases of simple hyperplasia of the endometrium (15.9%), 34 cases with submucous fibroids (10.6%), 26 cases of adenomyosis (5.9%).
  • (3) Only 2 of 12 fibroids, which showed a smaller response (less than 50%) to GnRH therapy, were reduced by more than 35% after 4 and 8 weeks.
  • (4) Retrospective statistical analysis showed that a 50% reduction in fibroid size due to GnRH treatment is preceded by a 35% reduction after 4 weeks in 81% of cases, and after 8 weeks in all cases.
  • (5) Of the six cases that did not meet the MR criteria for the diagnosis of leiomyoma, three were proved to be degenerated fibroids, one was squamous cell carcinoma of the cervix, and two were ovarian malignant tumors.
  • (6) It is easy to fall into diagnostic and therapeutic traps when uterine fibroids are known to be present, especially when they occur concomitantly with a condition such as irregular uterine bleeding, infertility, or pregnancy.
  • (7) Six patients with large uterine fibroids were given a single subcutaneous implant of an LHRH analogue (goserelin 3.5 mg) prior to elective hysterectomy.
  • (8) Both unoccupied oestradiol receptors (measured by separating bound from free hormone with dextran-coated charcoal; DCC) and 'total' receptor populations (as measured by an enzyme immunoassay) were measured in each fibroid and adjoining myometrium.
  • (9) There are variations in the type and frequency of ultrasound equipment, maternal anatomical characteristics (obesity, coexisting fibroids, uterine version), and in the visual acuity of observers.
  • (10) A sample of 58 cases of genital malignancies are compared with 50 cases of benign neoplasms (fibroids) and their effects on sexuality, as a parameter of the quality of life, are studied and reported.
  • (11) Twelve patients (group II) had abnormal hysteroscopic findings including small uterine septa, small submucous fibroids, uterine hypoplasia and cervical ridges.
  • (12) Inflammatory fibroid polyps are lesions occurring in the submucosa of the gastrointestinal tract.
  • (13) Cao suffered from several conditions, including tuberculosis, liver disease and uterine fibroids, according to the New York-based group Human Rights in China .
  • (14) Risk factors for uterine fibroids were analyzed in a hospital-based case-control study conducted in the greater Milan area, based on 275 women with histologically confirmed fibroids and 722 controls with acute nongynecologic or hormone-related conditions.
  • (15) Macroscopically the tumor reveals a striking resemblance with an uterine fibroid.
  • (16) Among 3,200 polyps of the stomach, we diagnosed inflammatory fibroid polyp in 143 patients (4.5%).
  • (17) Whereas leiomyoma exhibited higher estradiol binding capacity, the concentration of progesterone receptors was low in fibroid tumors.
  • (18) Postoperative pathological examination of the resected stomach disclosed a widely spreading early carcinoma and two concomitant submucosal lesions which were histologically compatible with inflammatory fibroid polyp (IFP).
  • (19) A new method of vaginal removal of submucous fibroids was attempted on 151 patients.
  • (20) In women with uterine fibroids, therapy leads to reduction of uterine volume and alleviation of symptoms although the benefit is rapidly reversed when therapy ceases.

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