Neurosurgery deals with disease, trauma, disorders, of the CNS in the body. The neurosurgeon is trained extensively to understand the risks arises in treating the complex parts of the body. Most of the complications range from Alzheimer’s to trigeminal neuralgia every disorder will be covered in neurosurgery. Due to the advancements in modern technology use of microsurgery, computer-assisted surgery, stereotactic navigation and many more are widely used.