| UCL | ulnar collateral ligament; upper collateral ligament; upper confidence limit; upper control limit; u... |
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| UL | ultrasonic; Underwriters Laboratories; undifferentiated lymphoma; upper limb; upper limit; upper lob... |
| LA | lactic acid; large amount; laser angioplasty; late abortion; late antigen; latex agglutination; left... |
| RAR | rapidly adapting receptor; rat insulin receptor; retinoic acid receptor; right arm reclining; right ... |
| I&I | illness and injuries |
| shoulder-hand syndrome | A syndrome of pain and tenderness, usually to a hand or foot, associated with vasomotor instability, skin changes and rapid development of bony demineralisation (osteoporosis). Frequently will follow a localised trauma, stroke or peripheral nerve injury. (27 Sep 1997) |
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| shoulder impingement syndrome | <syndrome> Compression of the rotator cuff tendons and subacromial bursa between the humeral head and structures that make up the coracoacromial arch and the humeral tuberosities. This condition is associated with subacromial bursitis and rotator cuff (largely supraspinatus) and bicipital tendon inflammation, with or without degenerative changes in the tendon. Pain that is most severe when the arm is abducted in an arc between 40 and 120 degrees, sometimes associated with tears in the rotator cuff, is the chief symptom. (12 Dec 1998) |
| shoulder joint | A ball-and-socket synovial joint between the head of the humerus and the glenoid cavity of the scapula. Synonym: articulatio humeri, glenohumeral articulation, humeral articulation. (05 Mar 2000) |
| shoulder presentation | Transverse presentation with the shoulder as the presenting part. Synonym: acromion presentation. (05 Mar 2000) |
| shoulder sling dressing | A conventional around-the-neck and down the back support that is useful for immobilising an injured shoulder or collarbone (clavicle). (27 Sep 1997) |
| frozen shoulder | <orthopaedics, rheumatology> This disorder results from any conditions that enforce prolonged immobility of the shoulder joint. The shoulder is painful and tender to palpation. There is marked restriction of passive and active range of motion. Physical therapy and corticosteroid injections may be helpful in some cases. Surgery will be required for more advanced cases. (27 Sep 1997) |
| anterior region of arm | Area between deltoid region superiorly and anterior region of elbow inferiorly. Synonym: facies brachialis anterior, regio brachialis anterior, anterior surface of arm, facies anterior brachii. (05 Mar 2000) |
| anterior surface of arm | Anterior articular surface of dens, the curved articular facet on the anterior aspect of the dens of the axis that articulates with the facet for the dens of the axis anterior arch of the atlas. Synonym: facies articularis anterior dentis. (05 Mar 2000) |
| arm | 1. The limb of the human body which extends from the shoulder to the hand; also, the corresponding limb of a monkey. 2. Anything resembling an arm; as, The fore limb of an animal, as of a bear. A limb, or locomotive or prehensile organ, of an invertebrate animal. A branch of a tree. A slender part of an instrument or machine, projecting from a trunk, axis, or fulcrum; as, the arm of a steelyard. The end of a yard; also, the part of an anchor which ends in the fluke. An inlet of water from the sea. A support for the elbow, at the side of a chair, the end of a sofa, etc. 3. Power; might; strength; support; as, the secular arm; the arm of the law. "To whom is the arm of the Lord revealed?" (Isa. Lii. 1) Arm's end, the end of the arm; a good distance off. Arm's length, the length of the arm. Arm's reach, reach of the arm; the distance the arm can reach. To go (or walk) arm in arm, to go with the arm or hand of one linked in the arm of another. "When arm in armwe went along." . To keep at arm's length, to keep at a distance (literally or figuratively); not to allow to come into close contact or familiar intercourse. To work at arm's length, to work disadvantageously. Origin: AS. Arm, earm; akin to OHG. Aram, G, D, Dan, & Sw. Arm, Icel. Armr, Goth. Arms, L. Armus arm, shoulder, and prob. To Gr. Joining, joint, shoulder, fr. The root to join, to fit together; cf. Slav. Rame. See Art, Article. 1. To take by the arm; to take up in one's arms. "And make him with our pikes and partisans A grave: come, arm him." (Shak) "Arm your prize; I know you will not lose him." (Two N. Kins) 2. To furnish with arms or limbs. "His shoulders broad and strong, Armed long and round." (Beau. & Fl) 3. To furnish or equip with weapons of offense or defense; as, to arm soldiers; to arm the country. "Abram . . . Armed his trained servants." (Gen. Xiv. 14) 4. To cover or furnish with a plate, or with whatever will add strength, force, security, or efficiency; as, to arm the hit of a sword; to arm a hook in angling. 5. To furnish with means of defense; to prepare for resistance; to fortify, in a moral sense. "Arm yourselves . . . With the same mind." (1 Pet. Iv. 1) To arm a magnet, to fit it with an armature. Origin: OE. Armen, F. Armer, fr. L. Armare, fr. Arma, pl, arms. See arms. Source: Websters Dictionary (01 Mar 1998) |
| arm phenomenon | In tetany, spasm both of the extensor muscles of the knee and of the calf muscles when the extended leg is flexed at the hip. Synonym: leg phenomenon, Pool-Schlesinger sign, Schlesinger's sign. In tetany, contraction of the arm muscles following the stretching of the brachial plexus by elevation of the arm above the head with the forearm extended, resembles the contraction resulting from stimulation of the ulnar nerve. Synonym: arm phenomenon. (05 Mar 2000) |
| bar clasp arm | A clasp arm which has its origin in the denture base or major connector; it consists of the arm which traverses but does not contact the gingival structures, and a terminal end which approaches its contact with the tooth in a gingivo-occlusal direction. (05 Mar 2000) |
| biceps muscle of arm | <anatomy, muscle> Origin, long head from supraglenoidal tuberosity of scapula, short head from coracoid process; insertion, tuberosity of radius; action, flexes and supinates forearm (it is the primary supinator of the forearm); nerve supply, musculocutaneous. Synonym: musculus biceps brachii, biceps muscle of arm. (05 Mar 2000) |
| brawny arm | A swollen arm caused by lymphedema, particularly after homolateral radical mastectomy. (05 Mar 2000) |
| reciprocal arm | A clasp arm or other extension used on a removable partial denture to oppose the action of some other part or parts of the appliance. (05 Mar 2000) |
| p arm of a chromosome | The short arm of a chromosome (from the french petit meaning small). All human chromosomes have 2 arms: the p and q arms. (12 Dec 1998) |