Category: A

  • Acoustic area

    A part of the brain that lies over the vestibular and cochlear nuclei.  

  • Acoustic apparatus

    Auditory apparatus; the anatomical structures essential for hearing.  

  • Acousmatamnesia

    Inability to recall and identify sounds.  

  • Acoria

    Feeling unsatisfied after a meal for some reason other than hunger.  

  • Acne-associated arthritis

    Joint inflammation accompanying acne fulminans, typically in adolescent boys. It is a rare type of spondyloarthropathy. The joint disease in AAA commonly involves the acromioclavicular and sacroiliac joints. Painful hyperostosis of the sternum and clavicles are typical finding. The syndrome is also known as SAPHO syndrome (synovitis, acne, pustulosis, hyperostosis, and osteomyelitis). Affected boys are…

  • Acne varioliformis

    Vesiculopustular folliculitis that occurs mostly on the temples and frontal margins of the scalp but may be seen on the chest, back, or nose.  

  • Acne urticaria

    An acneiform eruption of itching wheals.  

  • Acne pustulosa

    Acne with pustule formation and subsequent deep scars.  

  • Acne papulosa

    Acne characterized by formation of papules with very little inflammation.  

  • Acne neonatorum

    Newborn, or neonatal acne. Acne in the newborn is a common occurrence, appearing about the second to fourth week of life. Comedones, inflamed papules, and pustules may be seen (the latter yield staphylococcal species when cultured). The rash resolves spontaneously in most cases by the third or fourth month of life; usually no treatment is…