Biography
Dr. Jishnu Rajan is a dedicated specialist in Physical Medicine and Rehabilitation (PMR), with a keen interest in neurorehabilitation and interventional pain management. He is committed to providing patient-centred care focused on improving functional independence and quality of life. With expertise in inpatient and outpatient management, pain procedures, and rehabilitation techniques, he approaches each patient with empathy, clinical precision, and a focus on personalised treatment.
Experience
Education
- Postdoctoral Fellowship in Neurorehabilitation – Christian Medical College (CMC), Vellore | Sept 2024 – Sept 2026
- Senior Residency in Physical Medicine and Rehabilitation – All India Institute of Medical Sciences (AIIMS), New Delhi | Sept 2023 – Sept 2024
- MD, DNB in Physical Medicine and Rehabilitation – All India Institute of Medical Sciences (AIIMS), New Delhi | Aug 2020 – Aug 2023
- MBBS – All India Institute of Medical Sciences (AIIMS), New Delhi | June 2013 – Dec 2018
Work Experience & Clinical Expertise
- Outpatient and inpatient management
- Acute, subacute, and chronic neurorehabilitation
- Tracheostomy care and weaning
- Pediatric rehabilitation
- Ultrasound-guided pain management procedures, including:
- Joint injections
- Nerve blocks
- Spasticity management, including:
- Botulinum toxin injections
- Phenol injections
- Amputee rehabilitation
- Hemophilia rehabilitation
- Gait analysis and rehabilitation
- Musculoskeletal ultrasound – diagnostic and ultrasound-guided interventions
- Hands-on experience in Nerve Conduction Studies (NCS) and EMG
- Cardiac rehabilitation and exercise stress testing
- Urodynamic studies
- Robotic rehabilitation for upper and lower limbs
Area Of Expertise
- Interventional Cardiology
- Coronary Interventions
- Structural Heart Interventions
- Congenital Heart Interventions
- Peripheral Arterial & Venous Interventions
- Cardiac Imaging
- Transthoracic Echocardiography
- Transoesophageal Echocardiography
- Preventive Cardiology
- Lifestyle Medicine
- Cardiac Rehabilitation
- Heart Failure Management
- Pacemaker & CRT Procedures
- Clinical Cardiology
- Evidence-Based Cardiovascular Care
Achievements and Awards
Leadership & Extracurricular Activities
- Chief Organizer – Pulse 2016, Inter-College Festival, AIIMS New Delhi
- Fine Arts Secretary – Resident Doctors Association, AIIMS New Delhi (2022–2023)
- Interests: Drawing, Video Games, Cricket, Volleyball
Certifications & Workshops
- Attended CME programs conducted by IAPMR (2021–2023)
- World Neuroscience Summit 3, New Delhi (2022)
- Hands-on MSK Ultrasound-Guided Interventions Workshop – IAPMR Midterm CME 2022, AIIMS Nagpur
- Functional and Motor Performance in Children with Developmental Disorders Workshop – IAPMR Midterm CME 2022, AIIMS Nagpur
- Nerve Conduction Study and EMG Workshop – TNPMRCON 2025
- Transcranial Magnetic Stimulation Workshop – TNPMRCON 2025
Professional Affiliations & Registrations
- Life Member – Indian Association of Physical Medicine and Rehabilitation (IAPMR)
- Life Member – State PMR Associations of Delhi and Tamil Nadu
- Life Member – Indian Federation of Neurorehabilitation (IFNR)
- Life Member – Indian Academy of Pain Physiatrists (IAPP)
- Life Member – Indian Medical Association (IMA)
- Registered – Delhi Medical Council
- Registered – Tamil Nadu Medical Council
Publications
Published
- Raj V, Mittal K, Shenbagam M, Perunthattil J, Venkataraman S, Mukherjee B. “Toward Markerless, Noncontact Optical Myography for Prosthetic Control of Multiple Degrees of Freedom.” IEEE Sensors Journal. 2025;25(4):7154–7162. doi:10.1109/JSEN.2024.3512454.
Submitted
- Perumthattil J, Swarnakar R, Yadav S, Wadhwa S. “Compressive Myelopathy Secondary to Skeletal Fluorosis: Emphasizing the Role of Rehabilitation in Tertiary Prevention.” BMJ Case Reports.
Conference Abstracts & Presentations
- Perumthattil J, Swarnakar R, Yadav S, Wadhwa S. “Compressive Myelopathy Secondary to Skeletal Fluorosis: Emphasizing the Role of Rehabilitation in Tertiary Prevention.” IAPMR Midterm CME, 2022.
- Perumthattil J, John JA. “Incidence of Seizures in Moderate-to-Severe Traumatic Brain Injury Patients During Inpatient Neurorehabilitation and Its Association with Neurostimulant Use: A Retrospective Cohort Study.” Poster presentation, IAPMRCON 2026.
Languages
- English: Fluent in reading, writing, and speaking
- Hindi: Fluent in reading, writing, and speaking
- Malayalam: Fluent in reading, writing, and speaking
- Tamil: Speaking proficiency
