(n.) The fringe of teeth around the orifice of the capsule of mosses. It consists of 4, 8, 16, 32, or 64 teeth, and may be either single or double.
(n.) The lip, or edge of the aperture, of a spiral shell.
(n.) The membrane surrounding the mouth of an invertebrate animal.
Example Sentences:
(1) Preoperative factors such as location of lesion, antecedent surgery, and previous radiation therapy were assessed and compared to the patients who underwent "emergency" laryngectomy in an attempt to further define risk factors involved in peristomal recurrence.
(2) This study was designed to determine the prevalence and type of peristomal skin complications in ileostomy and colostomy patients.
(3) The specific properties of Stomahesive tested in 116 stomal and 20 fistulous patients render it really useful in stomatherapy where it increases the comfort of the patients: 1. it offers an excellent peristomal skin protection whatever the nature of the stoma or origin of the fistula; 2. it promotes rapid healing of skin lesions, even in ileostomy, transverse colostomy, ureterostomy and fistula patients; 3. it ensures an effective degree of impermeability; 4. it provides a large base for adhesion of the collecting bag; 5. it can be kept on for about 6 days in most cases; 6.
(4) No patient developed stomal necrosis, peristomal hematoma, or abscess.
(5) Fourteen episodes of clinically significant peristomal bleeding occurred in six patients.
(6) The extent of subglottic involvement and preoperative tracheostomy, appear to be the most important causative factors in peristomal carcinoma.
(7) One horse had gastric rupture attributable to suture occlusion of the small intestine after colostomy reversal, and another horse had complications of incisional infection after repair of a peristomal hernia.
(8) The most frequent late complications were stomal complications (26%) which included peristomal dermatitis stomal stenosis, parastomal hernia, and stomal prolapse, and upper urinary tract complications which were noted in 27 patients (14%).
(9) Once peristomal herniation occurs, operative repair should be considered in an otherwise healthy person.
(10) The most common complication was peristomal wound infection (14 patients), the incidence of which was reduced significantly by the use of single-dose prophylactic antibiotic therapy.
(11) For 1 week after gastrostomy, the peristomal area was evaluated and a score assigned each day for erythema (0 to 4), induration (0 to 3), and exudate (0 to 4).
(12) The most common complications were skin excoriation secondary to leakage (3.5 percent), retraction (3.5 percent), partial necrosis (2.6 percent), and peristomal sepsis (1.8 percent).
(13) Recurrent bleeding from peristomal varices was a major problem; 7 of 10 patients required repeated blood transfusions.
(14) The patient presented with peristomal ulceration and pain of several months' duration.
(15) All 11 cases of peristomal pyoderma gangrenosum described in the literature are reviewed.
(16) "Introducer" PEG was not associated with peristomal infection, and the authors postulate that the peristomal infections in the "pull" PEG group were due to oropharyngeal bacteria brought through the abdominal wall by that technique.
(17) Enclosure of the custom retainer in the recess underlying the peristomal musculature also provides a plug that enhances retention and increases patient confidence during alaryngeal speech.
(18) A peristomal Y-cutaneous excision followed by V-cutaneous closure can be useful in reducing operative trauma and avoiding hospitalization.
(19) Patients with stomas require appliances to protect peristomal skin and contain the stomal effluent.
(20) Peristomal skin lesions in patients with ileal conduit urinary diversion have been reported in frequencies ranging from none to occurrence in 100% of patients.
Spiral
Definition:
(a.) Winding or circling round a center or pole and gradually receding from it; as, the spiral curve of a watch spring.
(a.) Winding round a cylinder or imaginary axis, and at the same time rising or advancing forward; winding like the thread of a screw; helical.
(a.) Of or pertaining to a spiral; like a spiral.
(a.) A plane curve, not reentrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed point called the pole. Cf. Helix.
(a.) Anything which has a spiral form, as a spiral shell.
Example Sentences:
(1) Digestion is initiated in the gastric region by secretion of acid and pepsin; however, diversity of digestive enzymes is highest in the post-gastric alimentary canal with the greatest proteolytic activity in the spiral valve.
(2) Don't we by chance come across this reciprocal spiral perspective when two people distrust one another without actually showing it?
(3) A great deal of information about the spiral bacteria of the stomach has accumulated in the past 5 years.
(4) Somalia has faced drought; famine; decades of conflict, now involving the Islamist rebels of al-Shabaab among other groups; the absence of an effective, central authority; and spiralling food prices.
(5) Spiral neurons, their fibers and endings as well as inner and outer hair cells express NSE in the isolated organ of Corti in culture.
(6) The binding sites were mainly located on the stereocilia, the cuticular plate of hair cells, the head plates of Deiters' cells, fibrous structures in pillar cells, in the spiral limbus and tectorial membrane and basilar membrane, plasma membranes, mitochondria and the chromatin of various kinds of cells.
(7) When normalized with respect to scala cross-section, the process of tracer movement across the spiral ligament is similar in the basal and third turns.
(8) Tangent-screen studies uncovered neurasthenic spiral fields superimposed on hysterical tubular contractions of both eyes.
(9) The phi-model also gives the noble numbers and moreover orders them in a way that establishes connections with the morphogenetic principles used in models for pattern generation; the order has to do with the relative frequencies of the spiral patterns in nature.
(10) The row had been inflamed over the weekend by a series of leaks about the spiralling price of Gove's free schools and high costs of Clegg's free school meals, giving Labour ammunition to attack the government's education policy in Westminster.
(11) Spiral-like primary dendrites were found and the orientation of secondary dendrites changed.
(12) The main uterine, radial and spiral arteries were identified in all patients.
(13) In animals receiving passive (unstimulated) implants, morphometric analysis of spiral ganglion cell density showed no significant difference in ganglion cell survival between the implanted cochleas and the contralateral control ears.
(14) Later, these vacuoles were divided into numerous vesicular spiral formation-centers, producing micronemes at the apical pole of young merozoites.
(15) During more extended exposure (60 and 90 days) the changes in hair cells of the spiral organ, which included nuclear deformation and disintegration of chromatin, mitochondria and endoplasmic reticulum membranes, became irreversible and caused the decay of injured cells.
(16) The company's value lies in its FM licence for London, with the audience for its national AM licence spiralling downwards in recent years.
(17) The spiral reinforcement at the same time prevents compression of the vein by surrounding cicatricial tissue as well as an aneurysmatic extension of the transplant.
(18) The intensity-measuring device in both apparatuses has a mobile disk attached to a motionless axis by a spiral spring; the clamps have fixing screws in the butts of a spong.
(19) The balance is fragile and the threat of a spiral of decline is not an idle one.
(20) They ran in a spiral pattern in the distal part of the middle cerebral artery.