Category: P

  • Propylparaben

    Propyl p-hydroxybenzoate, C10H12O3, a chemical used as an antifungal agent and as a preservative in pharmaceuticals.  

  • Propulsion

    A tendency to push or fall forward in walking. The action of driving or moving forward. An inclination to lean or fall forward while walking, as observed in conditions like Parkinson’s disease.  

  • Proptometer

    An instrument for measuring the extent of exophthalmos.  

  • Propriospinal

    Concerned exclusively with the spinal cord.  

  • Proportional

    In medical ethics, commensurate, that is, acceptably balanced between the risk for harm and the likelihood of benefit.  

  • Propionibacterium acnes

    A gram-positive bacillus that may be part of the normal skin flora, but can also be pathogenic in acne, wounds, and infected prosthetic devices. It was formerly called Corynebacterium acnes. Propionibacterium acnes, a common skin inhabitant, proliferates quickly in blocked hair follicles where sebum is trapped. A non-spore-forming, anaerobic or aerotolerant, gram-positive bacterium that normally…

  • Propiolactone

    A disinfectant used in preparing certain viral and bacterial vaccines.  

  • Postexposure prophylaxis

    A preventive measure taken to protect a person or community from harm after contact with disease-causing chemicals, germs, or physical agents.  

  • Prophylactic cranial irradiation

    Radiation therapy used to prevent cancers, e.g., small cell carcinoma of the lung, from metastasizing to the brain.  

  • Propeptonuria

    Excretion of propeptone in the urine.