Category: C

  • Cotton’s test

    A manual stress test used to identify the amount of lateral translation of the talus within the ankle mortise. The examiner stabilizes the proximal ankle while shifting the talus laterally. A positive test is marked by increased motion relative to the uninvolved side and is indicative of a sprain of the distal tibiofibular syndesmosis or…

  • Cotton

    A soft, white, fibrous material obtained from the fibers enclosing the seeds of various plants of the Malvaceae, especially those of the genus Gossypium.  

  • Cotransport

    The transfer of two substances in the same direction across a cell membrane.  

  • Cotinine

    The principal metabolite of nicotine; excreted in the urine. Its detection indicates that the individual has recently smoked cigarettes or inhaled secondhand smoke.  

  • CO2 therapy

    Therapeutic application of low temperatures with solid carbon dioxide.  

  • Cosyntropin

    Synthetic adrenocorticotropic hormone (ACTH). It is used to test for adrenal insufficiency by giving the medication parenterally and checking plasma cortisol levels at timed intervals. If the levels fail to rise appropriately, adrenal insufficiency is present.  

  • Cost recovery

    A payment demanded by a professional licensing board from a practitioner found to have violated standards of practice. The fee is a reimbursement to the board for the expenses it incurs during the investigation and prosecution of its case against the practitioner.  

  • Costotomy

    Incision or division of a rib or part of one.  

  • Costotome

    Knife or shears for cutting through a rib or cartilage.  

  • Costosternoplasty

    Surgical repair of funnel chest. A portion of a rib is used to support the sternum.