A urachal cyst is a sac of tissue and fluid between the bladder and the belly button, which can sometimes cause discomfort or symptoms if it drains. An infected urachal cyst can pierce the bladder or ...

Belly button infections can lead to sepsis, a life-threatening condition, if untreated. Symptoms of an infection include redness, tenderness, pain, swelling, and possible discharge. Newborns with ...

Belly buttons are most people's first scars, which form when doctors cut their umbilical cord after birth. Most innies are full of dozens of kinds of bacteria, fungi, and lint - especially if they're ...