(1) The fibrous matrix and cartilage formed within the nonunion site transformed to osteoid and bone with increased vascularity.
(2) In reconstruction of the orbital floor, homograft lyophilised dura or cialit-stord rib cartilage are suitable, but the best materials are autologous cartilage or silastic or teflon.
(3) To selectively stain polyanionic macromolecules of growth plate cartilage and to prevent artifacts induced by aqueous fixation, proximal tibial growth plates were excised from rats, slam-frozen, and freeze-substituted in 100% methanol containing the cationic dye Alcian blue.
(4) Altering the time of PMA exposure demonstrated that PMA inhibited chondrocyte phenotypic expression, rather than cell commitment: early (0-48 h) exposure to PMA (during chondrocytic commitment in vitro) had little inhibitory effect on the staining index, whereas, exposure from 49-96 h (presumably post-commitment) and 0-96 h had moderate and strong inhibitory effects, respectively, on cartilage synthesis.
(5) 2) Neurotropin had no effect on the autolytic degradation of cartilage, but promoted the incorporation of 14C-acetate into the proteoglycan in the articular cartilage of rabbits.
(6) A complete review of the literature was made which shows that most chondrosarcomas occur in middle-aged males originating most often from the posterior cricoid lamina, next from the thyroid cartilage.
(7) For comparison, the expression of genes encoding type II collagen and cartilage proteoglycan core protein was also examined.
(8) In osteoarthritic cartilage, compared with normal cartilage, there was no increase in water binding but water content increased by 9 per cent and the avidity with which the newly bound water was held also increased.
(9) They were identified by the immunoblotting technique in extracts of chick articular cartilage from various sites and in extracts of cartilage from other species.
(10) A lysosomal membrane labilizer, vitamin A, exacerbated the cartilage pathology, whereas a stabilizer, cortisone, retarded it.
(11) The complete thyroid cartilage is dissected out, and then a horizontal cut is made through the cricoid cartilage.
(12) The buccal glands of adults of the Southern Hemisphere lamprey Geotria australis consist of a pair of small, bean-shaped, hollow sacs, embedded within the basilaris muscle in the region below the eyes and to either side of the piston cartilage.
(13) These observations suggest that the function of BMG is to evoke mesenchymal cell differentiation into prechondroblasts during the latent or migratory morphogenetic phase while the effect of the culture medium is to provide the bionutritional requirements for synthesis of hyaline cartilage matrix by chondrocytes during the patent phase of development.
(14) The cartilage of the concha is a valuable substitute of the bridge and the posterior wall of the external auditory conduct.
(15) the synovium has a) a direct, presumably enzymatic action on cartilage matrix and b) an indirect effect mediated through the chondrocytes.
(16) New insights into the biochemical and cell-biological alterations occurring in articular cartilage during the early phase of osteoarthrosis (OA) have been gained in the past decade by analysing experimentally induced osteoarthrosis in animals, mostly dogs and rabbits, while early phases of OA in humans so far have escaped diagnostic evaluation.
(17) The use of SDS-polyacrylamide gel electrophoresis of the cyanogen bromide derived peptides from fibrous cartilage collagens enabled to calculate type I to type II collagen ratio in this tissue.
(18) After transplantation chondrocytes from regenerated cartilage reconstructed cartilage in one out of ten transplants.
(19) Chemically isolated separate preparations of the non-aggregating protein-chondroitin-keratin sulphate (PCKS) fraction from the hyaline cartilage and hyaluronic acid (HUA) of the vitreous body and of the umbilicus were investigated by electron microscopy.
(20) Standard methods of glycosaminoglycan separation were used to confirm the presence of hyaluronic acid in sheep and rabbit articular cartilage.
Exostosis
Definition:
(n.) Any protuberance of a bone which is not natural; an excrescence or morbid enlargement of a bone.
(n.) A knot formed upon or in the wood of trees by disease.
Example Sentences:
(1) The operation revealed a necrotic focus of the patellar tendon in 21 cases, the retinaculum was thick and adherent in 16 patients and an exostosis of the patellar insertion was seen in two cases.
(2) An unusual case of severe palatal fibromas and concomitant vestibular exostosis in a 36-year-old woman is presented.
(3) Malignant degeneration to chondrosarcoma occurred in the left hemipelvis of a patient with multiple hereditary exostosis.
(4) A 58-year-old woman with hereditary multiple exostoses had slowly progressive myelopathy due to a vertebral exostosis that compressed the spinal cord at T1-2.
(5) Comparative studies are being conducted on hereditary multiple exostosis in man and the horse.
(6) Thoracotomy was done to remove the tumor and the histological diagnosis was exostosis.
(7) This case of pneumothorax caused by an exostosis lacerating the lung is rare.
(8) The various entities of coronoid process osteochondroma, osteoma, exostosis, hypertrophy and developmental anomaly, all producing a similar picture of coronoid process enlargement are discussed.
(9) The incidence of subungual exostosis accounted for 4.6% of all bone tumor.
(10) Multiple exostosis and Dyschondroplasia (Ollier's disease) are two Osteochondrodysplasia with abnormal cartilagenous growth which hinder growth of the long bones especially.
(11) The operative specimens demonstrated fusion of the rudimentary first rib to the second rib, with compression of the subclavian artery by a large first-rib exostosis.
(12) The clinical experience of a patient with a large exostosis who had a chief complaint of difficulty in opening the mouth is reported.
(13) A case arising from a solitary osteocartilagenous exostosis is presented and the literature is reviewed and discussed.
(14) Surgical resection of any underlying exostosis may be required for hard or soft corns or "pump bumps," which are caused by pressure from the shoe's heel.
(15) Thirty of 50 patients with hereditary multiple exostosis developed significant deformities of the arm in one extremity.
(16) A follow-up of up to 9 years would indicate that post-stenotic dilatation of mild or moderate degree is adequately treated by resection of the cervical rib and exostosis on first rib.
(17) A hitherto undescribed group of lesions consisting of cystic bony lesions, exostosis, fibromatous lesion, unilateral tonsillar hypertrophy, epidermoid cyst (cholesteatoma) and hyperplasia of the mandible confined to the left side of the face is reported.
(18) A young man had hereditary sensory radicular neuropathy with relapsing ulcer of the foot and, in addition to previously known clinical features, osteoarthropathy with hallux valgus, metatarsus primus varus, exostosis, and pes planus.
(19) We have studied three children with cutaneous (epidermal nevi), subcutaneous (lipomas, plantar skin thickening), vascular (hemangioma, lymphangioma), skeletal (osteoma, exostosis, localized hypertrophy), and neurological (hydrocephaly, lissencephaly, partial agenesis of the corpus callosum) developmental defects associated with the Proteus syndrome and related hamartoneoplastic conditions.
(20) Two cases of post-traumatic transection of the popliteal artery in patients with exostosis of the lower extremities are reported.