<prompt> Face of giant panda sign on MRI brain is seen inWilsons diseaseJapanese encephalitisRasmussens encephalitisWernickes encephalopathy  <response>: The Face of the Giant Panda sign, Panda Sign of the Midbrain, or Double-Panda Sign refers to a characteristic pandas face appearance in MRI images of patients suffering from Wilsons disease. Along with Kayser-Fleischer rings, the sign is helpful in diagnosis ref - Researchgate.net 