(a.) Applied to a variety of tumor forming hard, flat, irregular excrescences upon the skin.
(n.) A keloid tumor.
Example Sentences:
(1) The fabrication of a device to exert pressure on a keloid of the lip is described.
(2) In clinical practice in the United Kingdom most keloid scars occur spontaneously.
(3) There were also 17 recurrences in a group of 23 keloids excised by laser, 9 occurring between 6 and 12 months postoperatively.
(4) Acne keloidalis is characterized by infected keloid-like nodules in the short-cut nuchal region probably caused by recurving, ingrowing hairshafts.
(5) We have studied the effect of minoxidil on 3H-deoxythymidine uptake in cultures of human dermal fibroblasts derived from lesional and non-lesional skin from patients with keloids.
(6) Warts, tattoos, actinic cheilitis, skin cancer, xanthelasma, ingrown toenails, keloids and port-wine stains are among the lesions that can be removed with laser surgery.
(7) Tranilast, an anti-allergic drug that inhibits the release of substances such as histamine and prostaglandins from mast cells, has been reported to improve keloids and hypertrophic scars which originate from the abnormal proliferation and excessive collagen accumulation of fibroblasts.
(8) Analysis of X-rays of 317 traumatic paraplegics and tetraplegics of different racial groups shows that there is no higher incidence of ectopic bone formation in dark-skinned patients although there is an increased predisposition for keloid formation in dark-skinned races.
(9) Patients' failure to use the recommended pressure earring and alteration in endocrine balance were noted in three of the four patients with recurrent keloids.
(10) Acne keloidalis nuchae is characterized by keloidal papules and plaques.
(11) The clinical manifestation of keloids, physiology of wound healing, pathophysiology of keloid formation, and the radiation technique utilized are presented.
(12) To our knowledge, this is the first report of an umbilical keloid occurring at such an early age.
(13) Moreover, our own studies revealed an excellent effect on keloids, which became smoother and visibly paler.
(14) Preliminary investigations have shown that immunotherapy may be of value in the treatment of keloids.
(15) Keloid-derived fibroblasts exhibit as much as a four-fold increase in the rate of fibronectin biosynthesis compared to fibroblasts from normal dermis and normal scars.
(16) We report the extremely rare development of a large, submental, submaxillary suppurative keloid in a black woman, with resulting sinus tract formation and intraoral drainage.
(17) After some rather unsuccessful excision-suture of the keloid they recommend the intra- keloid excision to be followed by a late corticoid infiltration but deferred until the 15th day.
(18) Paucity of lobular cartilage; the flat dorsum; short columella; wide flaring nares; and skin that tends to keloid formation have led many surgeons to attempt radical surgical techniques to obtain rather limited results.
(19) Studies have been made of the glycosaminoglycan (GAG) composition of implants of keloid and hypertrophic scars in athymic nude mice in order to evaluate these implants as a model for studies of causation and therapy of these abnormal human scars.
(20) The treatment of keloids continues to be an enigma to the surgeon and the patient as well.