After graduating in medicine from India, he completed his basic surgical training in Ophthalmology from Glasgow and Moorfields Eye Hospital, London followed by higher specialist training from Aberdeen. He then completed a fellowship in Glaucoma surgery from the Queens Medical Centre in Nottingham.
Mr Shankar has trained in advanced glaucoma surgery including augmented trabeculectomy, aqueous-shunt procedures (Baerveldt) and laser treatment in glaucoma. He has performed more than 250 augmented trabeculectomies, more than 80 aqueous shunt procedures as well as micro incisional glaucoma surgery (Xen implants).
He specialises in complex anterior segment surgery including cataract surgery. He provides small incision, suture less cataract surgery with intraocular lens implantation.
Mr Shankar is a trainer for the Royal College of Ophthalmology and a surgical ophthalmology trainer for the North-West deanery training programme.
Mr Shankar is the service lead for glaucoma at the East Lancashire Hospitals NHS Trust. He also provides a general Ophthalmology service including cataract surgery.
He has an academic interest in open angle glaucoma and has published more than ten research papers. His aim is to provide highest standard of treatment in the most caring manner.