And that's how they learned that he had a leech attached to his throat. The man arrived at the National Hospital of Endocrinology in Hanoi complaining of throat discomfort and occasionally spitting blood. Doctors performed an examination that revealed this six centimeter long leech had attached itself firmly to his throat, firmly below the glottis near the trachea. Such discoveries are not unheard of nowadays, but another vietnamese man made news headlines back in 2019 for the same reason, but at that time, they considered it to be extremely rare