Category: L

  • Lichen spinulosus

    A form of lichen with a spine developing in each follicle.  

  • Lichen simplex chronicus

    An itching papular eruption that is circumscribed and located on skin that has become thickened and pigmented as a result of scratching.  

  • Lichen scrofulosus

    An eruption of tiny punctate reddish-brown papules arranged in circles or groups in young persons with tuberculosis. The lesions are caused by the spread of the tubercle bacilli through the blood to the skin.  

  • Lichen sclerosus et atrophicus

    A chronic, atrophic skin disorder marked by the appearance of discrete, flat-topped, white papules, which may coalesce and degenerate. The skin affected by the rash, which occurs most often on the vulva, is often thin, shiny, and scarred. Although this condition is not considered precancerous, squamous cell carcinomas arise in 1% to 5% of cases.…

  • Lichen ruber moniliformis

    Large verrucous lesions of lichen planus arranged as the beads in a necklace.  

  • Lichen planopilaris

    A form of lichen planus in which white shiny follicular papules are present along with the usual plane papules.  

  • Lichen nitidus

    A rare skin condition characterized by small, chronic, asymptomatic papules that are usually pink and are usually located only on the penis, abdomen, and flexor surfaces of the elbows and palms.  

  • Licensed occupational therapist

    An occupational therapist who has met the requirements to practice in states with licensure laws governing occupational therapy. Usually, licensed therapists have been certified by the National Board for Certification in Occupational Therapy as a registered occupational therapist (OTR). Some state governments, as part of their licensure statutes, permit use of the OTR/L or LOTR…

  • Libman-sacks disease

    Verrucous, nonbacterial endocarditis.  

  • Low libido

    A sexual dysfunction marked by inhibited sexual desire and inability to sustain arousal during sexual activities. Diminished sexual drive may be related to advanced age, psychogenic causes, general illness, side effects of some medications, or substance abuse.