M.B.B.S: Medical College, Trivandrum, University of Kerala, India.

M.Ch (Neurosurg), National Institute of Mental Health and NeuroSciences (NIMHANS). Bangalore, India.

Clinical Associate Singapore General hospital.

Functional Neurosurgery Fellowship from the Walton Centre for Neurology and Neurosurgery, Liverpool, United Kingdom.

F.R.C.S – conferred by the Royal College of Surgeons of England, London.

IFAANS conferred by the American Association of Neurological Surgeons

Current Position :

Currently visiting consultant Neurosurgeon, New Hope Hospital and other hospitals, Chennai, India.

Visiting consultant, Rayada Medical centre, Doha, Qatar.

Visiting consultant, Apollo Hospital, Muscat Oman.

Visiting consultant, Dar Al Shifa Hospital Kuwait.

Visiting consultant, Cosmopolitan Hospital and other hospitals Trivandrum.

Visiting consultant, Ramakrishna Hospital Coimbatore

Dr. Ramnarayan is a member of various professional organisations including :

Life Member of the Neurological Society of India (NSI).

International member of the American Association of Neurological Surgeons (AANS).

Member of the Indian Medical Association, Kerala Chapter, India.

Life Member of Neurological Society of India (Kerala Chapter).

Member of the Indian Medical Association, Tamilnadu Chapter, India.

Life member of the Indian society of Stereotactic and Functional neurosurgeons (ISSFN).

Life Member of Indian Federation of Neurorehabilitaton (IFNR)

Life Member of Indian Academy of Cerebral palsy (IACP)

Life Member of Indian Academy of Neurologists (IAN)

SPECIALITY & SERVICES

Restorative / Functional neurosurgery includes surgery imroving or regaining the functions of the brain, spinal cord and nerves which were lost due to various diseases. It includes surgery for intractable chronic pain (including cancer pains), surgery for movement disorders like Parkinson’s disease, surgery for severe spasticity of various causes, surgery for epilepsy, surgery for psychiatric problems like depression, OCD, surgery for autism etc.

• DEEP BRAIN STIMULATION (DBS) FOR :

1. Movement disorders like Parkinsonism, dystonias, essential tremor.
2. Some psychiatric problems like depression, OCD, and some other psychiatric illnesses.
3. some types of autism (aggressive types with self harm).
4. Intractable alcoholism
5. Chronic pain especially the central post stroke pain.
6. Intractable epilepsy
7. Intractable obesity
8. selected cases of schizophrenia.

2. INTRATHECAL PUMPS :

1. Intrathecal morphine(ITM) pumps are very useful in:
   1. Cancer Pains.
   2. Failed back surgery syndromes.
   3. Other types of noxious pain.

1. Intrathecal baclofen (ITB) pumps are good in

1. All types of spasticity as in
   1. Cerebral palsy
   2. Stroke
   3. Multiple Sclerosis
   4. Severe head injury
   5. Spinal cord injury
   6. Hypoxic encephalopathy
   7. Some Neurodegenerative illness

1. Patients in persistent vegetative state.

1. Cases of spino-cerebellar degeneration
2. Patients with cerebellar involvement in Multiple sclerosis

3. SPINAL CORD STIMULATION (SCS) IS VERY USEFUL IN:

1. Refractory .angina/ Intractable heart Failure (Class 3 and 4)
2. Patients with failed back surgery syndrome
3. Patients with severe painful diabetic neuropathy.
4. Patients with brachial plexus injury pain
5. Patients with severe peripheral vascular disease (limb saving)

4. SACRAL NERVE STIMULATION FOR SPHINCTER DISTURBANCES:

1. Urinary incontinence
2. Urinary retention ( non-Obstructive)
3. Faecal incontinence
4. constipation
5. some cases of irritable bowel syndrome

5. VAGAL NERVE STIMULATION FOR:

1. intractable epilepsy
2. refractory depression