What does a bloody spontaneous discharge from the nipple indicate?

A bloody spontaneous discharge from the nipple generally indicates the need for further evaluation. This symptom can be associated with various underlying conditions that might require investigation, such as intraductal papilloma, ductal carcinoma, or other types of breast pathology. While some breast changes can be normal, a bloody discharge raises concerns that should be addressed to rule out serious conditions.

Normal lactation would typically involve clear or milky discharge and does not explain the presence of blood. Hormonal changes during menstruation can lead to breast tenderness or discharge, but it is usually not bloody. Fatty tissue growth, or lipomatosis, typically does not result in any nipple discharge, especially not one that is bloody. Therefore, seeing blood necessitates a more thorough evaluation by a healthcare professional to determine the cause and ensure appropriate management.