We report a case of Mycoplasma pneumoniae meningoencephalitis in which
the primary neurologic manifestation was diplopia. Other neurologic f
indings included bilateral Babinski signs, mental confusion, and bladd
er incontinence. The patient responded to a course of minocycline and
made an uneventful recovery. We report the first known case of Mycopla
sma meningoencephalitis with diplopia.