A bubo (Greek boubôn, "groin") (plural form= buboes) is a swelling of the lymph nodes, found in an infection such as bubonic plague, gonorrhea, tuberculosis or syphilis. According to historical records they were also characteristic of the pandemic responsible for the Black Death and perhaps other ancient pandemics. It usually appears under the armpit, in the groin or on the neck. Many doctors believed that bursting them was the answer, although in the view of modern medicine this treatm… (More on Bubo)