| radial scar | A variant of sclerosing adenosis of the breast with central scar formation and radiating hyperplastic ducts. Synonym: radial scar. (05 Mar 2000) |
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| cheloid scar | An overgrowth of scar tissue that can result in cosmetic deformity. (27 Sep 1997) |
| scar | To mark with a scar or scars. "Yet I'll not shed her blood; Nor scar that whiter skin of hers than snow." (Shak) "His cheeks were deeply scarred." (Macaulay) Origin: Scarred; Scarring. 1. A mark in the skin or flesh of an animal, made by a wound or ulcer, and remaining after the wound or ulcer is healed; a cicatrix; a mark left by a previous injury; a blemish; a disfigurement. "This earth had the beauty of youth, . . . And not a wrinkle, scar, or fracture on all its body." (T. Burnet) 2. <botany> A mark left upon a stem or branch by the fall of a leaf, leaflet, or frond, or upon a seed by the separation of its support. Origin: OF. Escare, F. Eschare an eschar, a dry slough (cf. It. & Sp. Escara), L. Eschara, fr. Gr. Hearth, fireplace, scab, eschar. Cf. Eschar. <zoology> A marine food fish, the scarus, or parrot fish. Origin: L. Scarus, a kind of fish, Gr. Skaros. Source: Websters Dictionary (01 Mar 1998) |
| scar cancer | <tumour> Carcinoma of the lung, usually adenocarcinoma, arising from a peripheral lung scar or associated with interstitial fibrosis in a honeycomb lung. Synonym: scar cancer. (05 Mar 2000) |
| scar cancer of the lungs | A pulmonary cancer intimately related to a localised area of parenchymal fibrosis; the cancer probably induces the fibrosis. (05 Mar 2000) |
| scar carcinoma | <tumour> Carcinoma of the lung, usually adenocarcinoma, arising from a peripheral lung scar or associated with interstitial fibrosis in a honeycomb lung. Synonym: scar cancer. (05 Mar 2000) |
| hypertrophic scar | An elevated scar resembling a keloid but which does not spread into surrounding tissues, is rarely painful, and regresses spontaneously; collagen bundles run parallel to the skin surface. (05 Mar 2000) |
| bronchial bud | One of the outgrowths from the primordial endodermal laryngotracheal tube giving rise to the primary bronchi. See: laryngotracheal diverticulum. (05 Mar 2000) |
| bud | <botany> A small swelling or projection on a plant, from which a shoot, cluster of leaves, or flowers develops, a rudimentary, undeveloped shoot, leaf, or flower. (09 Oct 1997) |
| bud fission | 1. <biology> The formation of a new individual, either animal or vegetable, by a process of budding; an asexual method of reproduction; gemmulation; gemmiparity. See Budding. 2. <botany> The arrangement of buds on the stalk; also, of leaves in the bud. Origin: Cf. F. Gemmation. Source: Websters Dictionary (01 Mar 1998) |
| bud stage | First stage of tooth development; development of the primordia of the enamel organs, the tooth buds. (05 Mar 2000) |
| vascular bud | An endothelial sprout arising from a blood vessel. (05 Mar 2000) |
| mary-bud | <botany> The marigold; a blossom of the marigold. Source: Websters Dictionary (01 Mar 1998) |
| median tongue bud | A small median protuberance on the floor of the oral cavity of the embryo between the mandibular and hyoid arches, which plays a minor role in the development of the tongue. Synonym: median tongue bud. (05 Mar 2000) |
| periosteal bud | A vascular connective tissue bud from the perichondrium that invades the ossification centre of the cartilaginous model of a developing long bone. (05 Mar 2000) |