1. If he has left leg weakness and right ear discharge
, accompanied by dizziness, it may be related.
2. Get a neurologist's opinion. Get his ears examined by an ENT Specialist
3. If his leg weakness or dizziness worsens and his ear discharge is foul smelling and scanty, or if he is diagnosed as 'unsafe' CSOM (Chronic Suppurative Otitis Media
) or cholesteatoma
, you should check his hearing and get a HRCT Temporal Bones and Brain / MRI with contrast done.
4. Let us know the results.