A prevalência mundial de mastite em mulheres lactantes é de aproximadamente 10%, com estimativas variando entre 2.5% e 20%.[1]World Health Organization. Mastitis: causes and management. 2000 [internet publication].
https://iris.who.int/bitstream/handle/10665/66230/WHO_FCH_CAH_00.13_eng.pdf?sequence=1&isAllowed=y
[2]Wilson E, Woodd SL, Benova L. Incidence of and risk factors for lactational mastitis: a systematic review. J Hum Lact. 2020 Nov;36(4):673-86.
https://www.doi.org/10.1177/0890334420907898
http://www.ncbi.nlm.nih.gov/pubmed/32286139?tool=bestpractice.com
A ectasia do ducto (mastite periductal ou ductos dilatados associados à inflamação) ocorre em 5% a 9% das mulheres não lactantes. O abscesso mamário se desenvolve em 3% a 11% das mulheres com mastite, com uma incidência relatada de 0.1% a 3% em lactantes.[3]Amir LH, Forster D, McLachlan H, et al. Incidence of breast abscess in lactating women: report from an Australian cohort. BJOG. 2004 Dec;111(12):1378-81.
http://www.ncbi.nlm.nih.gov/pubmed/15663122?tool=bestpractice.com
[4]Dener C, Inan A. Breast abscesses in lactating women. World J Surg. 2003 Feb;27(2):130-3.
http://www.ncbi.nlm.nih.gov/pubmed/12616423?tool=bestpractice.com
[5]Ammann AM, Pratt CG, Lewis JD, et al. Breast infections: a review of current literature. Am J Surg. 2024 Feb;228:78-82.
https://www.doi.org/10.1016/j.amjsurg.2023.10.040
http://www.ncbi.nlm.nih.gov/pubmed/37949727?tool=bestpractice.com
A mastite tuberculosa é rara, mesmo em países com tuberculose endêmica, com incidência relatada entre 0.1% e 3%.[6]Marinopoulos S, Lourantou D, Gatzionis T, et al. Breast tuberculosis: diagnosis, management and treatment. Int J Surg Case Rep. 2012 Jul 20;3(11):548-50.
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3437393
http://www.ncbi.nlm.nih.gov/pubmed/22918083?tool=bestpractice.com
[7]Khanna R, Prasanna GV, Gupta P, et al. Mammary tuberculosis: report on 52 cases. Postgrad Med J. 2002 Jul;78(921):422-4.
https://www.doi.org/10.1136/pmj.78.921.422
http://www.ncbi.nlm.nih.gov/pubmed/12151660?tool=bestpractice.com
[8]Sagara Y, Hatakeyama S, Kumabe A, et al. Breast tuberculosis presenting with intractable mastitis: a case report. J Med Case Rep. 2021 Mar 4;15(1):101.
https://www.doi.org/10.1186/s13256-021-02712-w
http://www.ncbi.nlm.nih.gov/pubmed/33658078?tool=bestpractice.com
A mastite granulomatosa idiopática é um quadro clínico mamário bastante raro.[9]Al-Khaffaf B, Knox F, Bundred NJ. Idiopathic granulomatous mastitis: a 25-year experience. J Am Coll Surg. 2008 Feb;206(2):269-73.
http://www.ncbi.nlm.nih.gov/pubmed/18222379?tool=bestpractice.com