No show


Term used in the US for a patient who missed an appointment. (In the UK, a patient who failed an appointment “did not attend.” This is abbreviated DNA, not to be confused with the genetic material.)

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    Also called nocardiosis, infection with bacteria called Nocardia which tend to strike the lungs, brain and skin, particularly in people with an impaired immune system. The majority (about 80%) of cases of nocardiosis involves lung infection, brain abscess, or disseminated (widespread) disease from Nocardia. The remaining 20% of cases are localized to the skin and […]

  • Nocardiosis

    Infection with Nocardia, filamentous bacteria found in soil worldwide. Infection tends to strike the lungs, brain, and skin, particularly in people with an impaired immune system. The inhalation of Nocardia spores usually initiates nocardiosis in the lung. The skin form of nocardiosis is contracted through soil contamination of wounds. There is no evidence for person-to- […]

  • Nocebo

    A negative placebo effect as, for example, when patients taking medications experience adverse side effects unrelated to the specific pharmacological action of the drug. The nocebo effect is associated with the person’s prior expectations of adverse effects from treatment as well as with conditioning in which the person learns from prior experiences to associate a […]

  • Nocturia

    Excessive urinating at night. Nocturia can be normal and more common with aging. Nocturia can also be a sign of an underlying condition, such as diabetes or urinary infection.

  • Nocturnal amblyopia

    Amblyopia refers to blindness so nocturnal amblyopia is, literally, night blindness. Listed in medical dictionaries under “Nyctalopia” from the Greek nyct (night) + aloas (obscure or blind) + opsis (vision), the condition involves impaired vision in dim light and in the dark due to impaired function of specific vision cells (namely, the rods) in the […]


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