Postpartum hard lumps under the armpits may be caused by puerperal mastitis, paratesticular glands, sebaceous cysts and other factors.
1. Puerperal mastitis: It may be related to the invasion of bacteria and other pathogens. At first, the breasts may feel swollen and painful, and hard nodules with tenderness appear in the affected area. If treatment is not timely and the condition further develops, the lymph nodes on the affected side of the armpit may be enlarged and painful, and some pregnant women may have hard lumps in their armpits after delivery.
2. Paramastia: Paramastia is a benign disease that mainly occurs in the armpit. Hormonal changes in the body of postpartum or breastfeeding pregnant women may lead to the enlargement of paratesticular breasts, and some pregnant women may show hard lumps under the armpits after delivery.
3. Sebaceous cysts: these are retention cysts formed when skin excretion is blocked, or they may occur in people with infected sebaceous glands in the armpits, and some pregnant women may have hard lumps in their armpits after giving birth.
Hard lumps in the armpits after childbirth may also be caused by other reasons, in the case of the cause is not clear, it is recommended to consult a doctor in time for relevant examinations to identify the cause of targeted treatment.