Neurologic sicknesses and issues handled by using neurosurgeons. Neurological issues are sicknesses of the important and peripheral systema nervosum. In other phrases, the brain, medulla spinalis , cranial nerves, peripheral nerves, nerve roots, autonomic systema nervosum , myoneural junction , and muscle tissue. Many bacterial, viral Enteroviruses, West Nile Virus, fungal, and parasitic infections can affect the anxious device. Neurological symptoms may additionally occur thanks to the contamination itself, or thanks to an immune response . However, mental disorders are psychiatric illnesses or sicknesses which seem basically as abnormalities of concept, feelings and conduct, causing misery or dysfunction comes under neurological disorder.