Russian Journal of Skin and Venereal DiseasesRussian Journal of Skin and Venereal Diseases1560-95882412-9097Eco-Vector3693110.17816/dv36931Research ArticleBenign cutaneous lymphadenosis and chronic infectionSnarskayaElena S.MD, PhD, DSc, prof.snarskaya-dok@mail.ruRomashkinaA. SRomashkinaAS@mail.ruI.M. Setchenov First Moscow State Medical University150620151834621072020Copyright © 2015, Eco-Vector2015The etiology of benign cutaneous lymphadenosis is described. This condition is a skin response to exogenous factors and is presented by accumulation of lymphocytes and other inflammatory cells in the focus of exposure; it is classified as B-cell cutaneous pseudolymphoma. The dermatosis develops in the majority of cases in response to skin trauma (tattoo, insect bites, microinjuries, acupuncture, silicone implants, ear rings, piercing) and infection agents. Lymphocytomas often develop in the presence of scabies, after vaccination, under conditions of Borrelia burgdorferi, varicella zoster, HIV, Leishmania donovani infection. A case with lymphocytoma unfolding in the presence of chronic sinusitis is presented.benign cutaneous lymphadenosislymphocytomabenign lymphoid hyperplasiaдоброкачественный лимфаденоз кожилимфоцитомадоброкачественная лимфоидная гиперплазия[Bergman R. Pseudolymphoma and cutaneous lymphoma: facts and controversies. Clin. Dermatol. 2010; 28(5): 568-74.][Gutermuth J., Hein R., Fend F., Ring J., Jacob T. Cutaneous pseudolymphoma arising after tattoo placement. J. Eur. Acad. Dermatol. Venerol. 2007; 21(4): 566-7.][Кряжева С.С., Снарская Е.С., Ромашкина А.С. Множественные очаги рецидивирующей доброкачественной лимфоплазии при болезни Лайма. Российский журнал кожных и венерических болезней. 2010; 2: 17-20.][Elder D., ed. Lever’s histopathologe of the skin. Philadelphia; 2005: 597-600.][Albrecht J., Fine L.A., Piette W. Drug-associated lymphoma and pseudolymphoma: recognition and management. Dermatol. Clin. 2007; 25 (2): 233-44.][Moreira E., Lisboa C., Azevedo F., Principe F., Lima M. Postzoster cutaneous pseudolymphoma in a patient with B-cell chronic lymphocytic leukaemia. J. Eur Acad. Dermatol. Venerol. 2007; 21 (8): 1112-4.][Welsh J.P., Ko C., Hsu W.T. Lymphomatoid drug reaction secondary to methylphenidate hydrochloride. Cutis. 2008; 81(1): 61-4.]