Alterations in taste sensation and smell may be brought about by several factors like multiple sclerosis,medications
like antipsychotics, statins, antiparkinsonian medications
, antibiotics. Exposure to insecticides, dental and gum problems, and some forms of seizures.
Complex partial seizures may present with an aura.This may be in the form of hallucinations or sensory impairment.Complex partial seizures may have a secondary generalized seizure to follow it.