Category: C

  • Crackling jaw

    Noise in the normal or diseased temporomandibular joint during movement of the jaw.  

  • Cleft jaw

    An early embryonic malformation resulting in lack of fusion of the right and left mandible into a single bone.  

  • Contact isolation

    Techniques used in addition to standard precautions that decrease the likelihood of infection by microorganisms transmitted through direct or indirect contact with the patient or patient care items (e.g., methicillin-resistant Staphylococcus aureus and Clostridium difficile). Patients placed on contact isolation should preferably have a private room, but patients may be placed with others infected with…

  • Continuous bladder irrigation

    A constant flow of normal saline (or another bladder irrigant) through a three way urinary catheter to keep the catheter patent. It is typically used postoperatively following a transurethral resection of the prostate gland.  

  • Chromatic asymmetry of iris

    A difference in color between the two irides (heterochromia). For example, one may be blue or gray and the other brown. The asymmetry may occur in early iritis or cyclitis, or may be present without an associated pathological process.  

  • Complete iridoplegia

    Iridoplegia in which the iris fails to respond to any stimulation; seen in Adie’s pupil.  

  • Cesium iodide

    A phosphor used in radiographical image intensifiers that emits light when struck by radiation.  

  • Contraction interval

    The period between uterine contractions. Relaxation of the uterine muscle replenishes the blood flow to the muscle and to the intervillous spaces of the placenta.  

  • Cardioarterial interval

    The time between the apex beat and radial pulsation.  

  • Collateral innervation

    Development of the nerve supply in a nerve tract adjacent to the original nerve supply that has been injured or destroyed.