DR RV ANAND CONSULTANT NEUROLOGIST SAINEUROCLINIC ABHRAMAPURAM AND MANDAVELI FOCAL SEIZURES can be simple motor or sensory.SIMPLE MOTOR SEIZURES can start in in one portion of the limb slowly ascend upwards involving the same side in the face or it can present with simpple speech arrest. SIMPLE SENSORY SEIZURES can be in the form of numbness or tingling sensation in one side of the body both the types described above can be due to 1 portions of brain being not formed properly 2.some forms of encephalitis affecting particular portion of brain 3.tuberculoma due to TB affecting the brain 4.neurocysticercosis due to worm infestation affectin the brain