(1) The severity and site of hypertrophy is important in determining the clinical picture and the natural history of hypertrophic cardiomyopathy (HCM).
(2) Four clinical cases of subaortic hypertrophic muscular stenosis are discussed.
(3) Catheterization shows a gradient across one or both of the outflow tracts due to hypertrophic subaortic or subpulmonic stenosis.
(4) Hypertrophic osteoarthropathy (HOA) was first described in 1868 as "hyperostosis of the entire skeleton".
(5) By 10 weeks in oculo, when in situ growing hearts are clearly in a hypertrophic phase of growth, no mitoses or tritiated thymidine-labeled nuclei were present in myocytes, although labeled nonmyocyte nuclei were present.
(6) In the transition from proliferating to hypertrophic cell zones in the growth plate, there is an increased in chondrocyte cell volume and a corresponding decrease in collagen content to allow for cell enlargement.
(7) The clinical and histological aspects of hypertrophic and hyperplastic gum diseases were examined in order to clarify the aetiopathogenesis of such conditions and facilitate their diagnosis.
(8) Other risk factors that have been identified in patients with hypertrophic cardiomyopathy include nonsustained ventricular tachycardia on ambulatory electrocardiogram, a strong family history of sudden death, and prior occurrence of syncope (or cardiac arrest).
(9) In order to study left ventricular filling in hypertrophic cardiomyopathy, left ventricular cineangiograms of 20 patients were digitised frame by frame and compared with those of 10 normal subjects.
(10) It is concluded that most elderly patients with increased left ventricular outflow tract velocities are etiologically distinct from young patients with hypertrophic cardiomyopathy.
(11) vitamin A for three days, remarkable increase in size and number of lipid droplets was observed in slightly hypertrophic fat-storing cells, and the empty cells disappeared simulating an increased number of fat-storing cells.
(12) In the secondary cartilages, type I collagen was present throughout the cartilaginous cell layers, and type II collagen was restricted to the ECM of the mature and hypertrophic cell layers.
(13) Hypertrophic fibrous astrocytes were common in chronic active lesions, were capable of myelin degradation and on occasion, contained myelin debris attached to clathrin-coated pits.
(14) There were no radial or ulnar nerve injuries, nonunions, infections, or hypertrophic scars.
(15) This type of hypertrophic cardiomyopathy was observed predominantly in men over 40 years of age.
(16) Long-term rubbing of a pressure stocking and splint was believed to be responsible for breakdown in the graft of the patient who had a hypertrophic scar.
(17) Ovaries from DES females had no corpora lutea, but showed degeneration of the pre-Hx hypertrophic interstitial tissue.
(18) The relationship between the concentrations of total and apparent free testosterone in the plasma and the levels of testosterone (T), dihydrotestosterone (DHT) and 5 alpha-androstan-3-alpha, 17 beta-diol (DIOL) in 13 benign hypertrophic and 6 carcinomatous prostates was studied.
(19) The effects of oral disopyramide 150 mg 4 times a day were compared with propranolol 40 mg 4 times a day and placebo in 10 patients with hypertrophic cardiomyopathy and resting obstruction (7 patients) or latent obstruction (3 patients), in a randomized double-blind crossover design; each drug was given for a period of 4 days.
(20) Out of them 84 cases of advanced left ventricular hypertrophy (LVH) [37 cases of symmetric hypertrophy (HT-SH group) and 47 cases of ASH (HT-ASH group)] were compared in their clinical and echocardiographic findings with hypertrophic cardiomyopathy (HCM).
Keloid
Definition:
(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.