Bartholin's glands are located at the vaginal entrance. During sexual arousal, they secrete a lubricant which enters the vagina through a small duct from each gland. A cyst may form if the duct ...
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Causes of pus and how to treat it

Medically reviewed by Jennifer Schwartz, MD Key Takeaways Pus forms when the immune system's white blood cells fight an infection.Pus can be different colors and may emit a foul odor if the infection ...