A lady presents with lumpy breasts just before her period. What is the most likely diagnosis?

The most likely diagnosis in this scenario is diffuse cystic mastopathy, commonly referred to as fibrocystic changes. This condition is characterized by the presence of lumpy or nodular breast tissue, which often fluctuates with hormonal cycles, particularly in relation to the menstrual cycle. Many women experience increased breast tenderness and lumpiness in the days leading up to their period due to hormonal changes.

In cases of diffuse cystic mastopathy, the breast tissue develops cysts and fibrous tissue, which can lead to the palpable lumps that are cyclical in nature. These changes are typically benign and are most noticeable just before menstruation when hormone levels peak and can cause breast tissue sensitivity and swelling.

While fibroadenomas are benign tumors and can also present as lumps in the breast, they are not typically influenced by hormonal changes as significantly as cystic mastopathy. Breast cancer, on the other hand, can also present as lumps, but it is generally accompanied by other symptoms such as changes in breast shape or contour, persistent pain, or discharge from the nipple, making it less likely to be the right diagnosis in the absence of these additional signs. Galactorrhea refers to the secretion of milk outside of breastfeeding, which does not align with the context of