The dude's skeleton is a bit of a mess; his sternum and lower ribcage went missing some time between the first examination and later re-exhumations. Even his height is uncertain, because the first
grave-robbers archaeologists 'disarticulated' the mummy in the process of removing its jewellery.
The 'surfeit of hippopotamus' theory still enjoys currency among egyptologists. Personally I blame the Curse of the Pharaohs, which predicts an early death for anyone whose tomb is later disturbed by Howard Carter.