Problemas mamários
Revisado por Dr Rosalyn Adleman, MRCGPÚltima atualização por Dr Hayley Willacy, FRCGP Última atualização 31 Out 2022
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Nesta série:Nódulos mamáriosDor nos seios
Breast problems are very common in women of all ages. Most breast problems are not caused by breast cancer but it is really important to get any breast problems or concerns checked by a doctor. You may need to be referred to a breast specialist and you may need some tests such as a mamografia or an ultrassonografia to find out the cause.
Em resumo
Nipple discharge is often caused by harmless conditions or medicines.
Discharge that is bloody, from one breast, or with a lump needs checking by a doctor.
Inverted nipples can be natural or due to injury or infection.
A newly inverted nipple should be checked by a doctor.
Skin changes on the breast, like itching or redness, should be seen by a doctor.
What breast problems can occur?
There are may different breast problems, including:
Nipple discharge.
Inverted nipples.
Changes in the skin of the breast.
Nipple discharge
Nipple discharge is usually caused by benign disease (i.e. not breast cancer). Normal nipple discharge occurs during pregnancy and breastfeeding and may continue until up to one year after childbirth or the end of breastfeeding. Excessive breast stimulation can also cause nipple discharge.
Nipple discharge can be caused by certain gland (endocrine) problems such as a prolactinoma or if you're taking certain medicines (the pílula anticoncepcional combinada, cimetidina, antidepressivos ou metoclopramida).
Nipple discharge caused by an underlying breast problem (for example, câncer de mama) is more likely to affect only one breast, the discharge may be bloodstained and there may also be an abnormal lump in the same breast.
Inverted nipples
An inverted nipple points into the breast instead of the normal shape of pointing outwards. Inverted nipples are often harmless with no serious underlying cause. Many women are born with nipples that naturally invert at times and then point outwards at other times. Sometimes the nipple may become inverted after breastfeeding.
If one or both nipples start to invert then it is very important to get it checked out but most cases are not due to anything serious.
The possible causes of inverted nipples include:
Injury to the breast, or breast surgery.
Câncer de mama.
Breast infections - for example, mastitis.
Rapid and substantial loss of weight.
Changes in the skin of the breast
Skin problems can develop on or near the breast. There may be itching, scaling, dimpling, swelling, redness or other changes in skin colour. There is often no serious underlying breast problem but these skin changes may be caused by breast cancer so it's really important to get checked out straightaway in case there is a serious problem.
Escolhas do paciente para Problemas mamários

Saúde da mulher
Dor nos seios
A maioria das mulheres desenvolve dor nos seios (mastalgia) em algum momento da vida. Na maioria dos casos, a dor se desenvolve nos dias que antecedem a menstruação.
por Dra. Hayley Willacy, FRCGP

Saúde da mulher
Nódulos mamários
Encontrar um caroço na mama pode causar muita ansiedade. A maioria dos caroços mamários, especialmente em mulheres mais jovens, não é causada por câncer.
por Dra. Hayley Willacy, FRCGP
Perguntas frequentes
What are some common breast problems?
Common breast problems include lumps, pain and tenderness, mastitis (breast infection), nipple discharge, inverted nipples, and changes in the skin of the breast.
When should I be concerned about nipple discharge?
You should be concerned about nipple discharge if it affects only one breast, is bloodstained, or if you also find an abnormal lump in the same breast. These could be signs of an underlying breast problem like breast cancer, and you should get them checked.
What might cause a nipple to become inverted later in life?
If a nipple becomes inverted later in life, some possible causes include injury to the breast, breast surgery, breast cancer, breast infections like mastitis, or rapid and significant weight loss. It's important to have any new inversion checked by a professional.
When should I be worried about changes in the skin of my breast?
You should seek medical advice immediately if you notice changes in the skin of your breast such as itching, scaling, dimpling, swelling, redness, or other changes in skin colour. While often not serious, these changes can sometimes be caused by breast cancer, making prompt checking important.
Can certain medications cause nipple discharge?
Yes, certain medications like the combined oral contraceptive pill, cimetidine, antidepressants, or metoclopramide can cause nipple discharge. Some gland (endocrine) problems, such as a prolactinoma, can also be a cause.
Leitura adicional e referências
- Perry MC; Breast Lump
- Dor no seio - cíclica; NICE CKS, agosto de 2021 (acesso apenas no Reino Unido)
- Salzman B, Collins E, Hersh L; Problemas Comuns da Mama. Am Fam Physician. 2019 Abr 15;99(8):505-514.
- Breastfeeding problems; NICE CKS, fevereiro de 2022 (acesso apenas no Reino Unido)
Sobre o autorVer biografia completa

Dr Colin Tidy, MRCGP
Médico Generalista, Autor Médico
MBBS, MRCGP, MRCP (Paediatrics), DCH
Dr Colin Tidy é um médico do NHS, baseado em Oxfordshire.
Sobre o revisorVer biografia completa

Dra. Rosalyn Adleman, MRCGP
MRCGP
A Dra. Rosalyn Adleman é uma médica do NHS que trabalha no norte de Londres.
Histórico do artigo
As informações nesta página são escritas e revisadas por clínicos qualificados.
Artigo também disponível em Inglês, Alemão, Espanhol, Francês, Italiano, Português, Hindi, Hebraico, Árabe, e Sueco.
Próxima revisão prevista para: 13 de outubro de 2027
31 Out 2022 | Última versão
23 Nov 2017 | Publicado originalmente
Escrito por:
Dr Colin Tidy, MRCGP

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