A<unk>  is a fluid-filled sac within the<unk> . One<unk>  can have one or more<unk> s. They are often described as round or oval lumps with distinct edges. In texture, a<unk>  usually feels like a soft grape or a water-filled balloon, but sometimes a<unk>  feels firm.<unk> s can be painful and may be worrisome but are generally benign. They are most common in pre-menopausal women in their 30s or 40s. They usually disappear after menopause, but may persist or reappear when using hormone therapy. They are also common in adolescents.<unk> s can be part of fibrocystic disease. The pain and swelling is usually worse in the second half of the menstrual cycle or during pregnancy. Treating<unk> s is usually not necessary unless they are painful or cause discomfort. In most cases, the discomfort they cause may be alleviated by draining the fluid from the<unk> . The<unk> s form as a result of the growth of the milk glands and their size may range from smaller than a pea to larger than a ping pong ball. Small<unk> s cannot be felt during a physical examination, and some large<unk> s feel like lumps. However, most<unk> s, regardless of their size cannot be identified during physical exams.<unk> s are not to be confused with "milk<unk> s" (galactoceles), which usually appear during weaning.
Breast cyst
Breast hematoma
Ovarian fibroma
Breast eczema
Trichoadenoma
Hidradenoma
Duct ectasia of breast
Luteoma