He holds MBBS, MS Fellowship of the Royal College of Surgeons (Edinburgh) and also a Spinal Fellow (Canada).
[3][4][5][6] He holds the honour of performing the surgery for cervical disc prolapse of the spine and replacement with functional discs for the first time in Sri Lanka.
[citation needed] Gunasena is the first Sri Lankan Neurosurgeon to perform Balloon Kyphoplasty surgery for spinal code fractures.
[7] Gunasena was a founding member of the Neurosurgeons Association of Sri Lanka (NSASL).
[citation needed] This article about a Sri Lankan politician is a stub.