This is He Pingping - Once officially verified as "shortest living mobile man" at 29 in (74 cm), until death in March 2010. My impression is that he does have features of 'Nanism'. Some articles says he was a "primordial dwarf". BBC News - The world's shortest man, He Pingping, dies aged 21 Wiki article says he has suffering from "Osteogenesis imperfecta" He Pingping - Wikipedia, the free encyclopedia