The cornea is the transparent front part of the eye, which appears black in colour.Any disease (like injury or infection) of the cornea can lead to loss of corneal transparency and consequently decrease/loss of vision.

What are the major diseases that occur in the cornea?

  • Infection – mainly from scratches on the cornea and contact lens
  • Injury – may lead to rupture of the cornea
  • Post-operative (mainly after cataract surgery) loss of corneal transparency
  • Diseases of corneal shape
  • Rheumatological diseases affecting cornea.
  • Contact lens related corneal diseases

What are the main symptoms of corneal diseases?

  • Pain
  • Pain on looking at light
  • Foreign body sensation
  • Redness
  • Whitish lesion on the “black part”(i.e. cornea) of the eye.

What are the corneal diagnostics available in Susrut?

  • Specular microscopy
  • Corneal topography/tomography – Orbscan
  • Anterior segment optical coherence tomography
  • Ultrasound biomicroscopy

What are the corneal treatments available at Susrut?

  1. Collagen Cross Linking – for preventing further deterioration in keratoconus
  2. Corneal transplantation – surgical procedure done when there is a loss of transparency of the cornea. Can be of further two types
    • Full thickness corneal transplantation (PK)
    • Partial thickness corneal transplantation (DSEK and DALK)
    • Keratoprosthesis
  3. Limbal stem cell grafting
  4. Amniotic membrane transplantation
  5. Pterygium removal

Specular microscopy



Ultrasound biomicroscopy

Corneal specialists in Susrut

  • Dr. Kumkum Ghosh


    Specialization :Cataract, Cornea and Anterior Segment
    Dr. Kumkum Ghosh has done her MBBS and DO from Calcutta University and DNB in Ophthalmology under National Board of Examination (New Delhi). She was awarded FRCS (Ophthalmology) from Royal College of Physicians and Surgeons of Glasgow in 2013. She has been working in this organisation for the past 6 years and successfully performing phacoemulsification procedures with most advanced machines and technologies. She has interest in cornea also and successfully performing keratoplasty and other corneal surgeries.

  • Dr. Sayan Das

    MBBS , MS , FRCS

    Specialization :Cornea, Cataract, Anterior Segment and Refractive
    Dr. Sayan Das passed MBBS from Calcutta Medical College (Calcutta University) in 1999. He completed his MS (Ophthalmology) from Post-graduate Institute of Medical Education and Research, Chandigarh in 2002. He was awarded FRCS (Ophthalmology) from Royal College of Physicians and Surgeons of Glasgow in 2007. He has several publications in journals and presentations at state, national and international conferences to his credit.

  • Dr. Nalinakshi Karan

    Dr. Nalinakshi Karan

    MBBS, DO, DNB, Fellowship (Cornea)

    Specialization :Cataract, Cornea
    Dr. Nalinakshi Karan completed her MBBS from Calcutta University in 2006 and D.O. from RIO Medical College, Kolkata under. She also completed her DNB (Ophthalmology) and Fellowship in Cornea from Sri Shankaradeva Nethralaya, Guwahati in 2016.

  • Dr. John Sarkar

    Dr. John Sarkar

    MBBS, MS, FMRF (Cornea)

    Specialization :Cataract, Cornea and Refractive Surgery
    Dr. John Sarkar is an expert in the state- of-art cataract surgery with premium (Multifocal and Toric) IOLs. He is also a prolific cornea Transplant Surgeon ( PK, DALK ,DSEK ) having performed more than 1000 procedures and regularly doing C3R and Refractive Surgeries (LASIK). Dr. John Sarkar completed his MBBS from R. G. Kar Medical College and Hospital, Kolkata and DO from RIO , Kolkata followed by MS in Ophthalmology from Assam Medical College, Dibrugarh, Assam. After Completion of MS, he pursued Cornea and Refractive Fellowship from Medical Research Foundation, Sankara Nethralaya, Chennai (2013 -2015). Subsequently he joined as an Associate Consultant (Cornea, Cataract & Refractive Services) in Chennai Sankara Nethralaya followed by SN Kolkata from 2015- 2018. He is member of various national and international Ophthalmological Societies, as of now presented 12 Papers and Posters in various National and International Conferences and won several Awards. During his fellowship he has received Runner up Award for Best Paper Presentation in 2014 from Prestigious Cornea Society of India for his research work “MOOKP- An Over A Decade Experience”. His areas of inerests are sutureless endothelal corneal transplantation(DSEK), refractive Surgery (LASIK) and stem cell research(SLET).

  • Dr. Prateep Phadikar

    MBBS, MS

    Specialization :Cataract and Cornea
    Dr. Prateep Phadikar has completed his MBBS from Calcutta National Medical College and then MS Ophthalmology from King George Medical University, Lucknow. He has special interest in cornea transplantation. He is also interested in teaching and research activities. Has published articles in various international journals and has also written book chapters. Has been co-investigator in various clinical drug trials.

  • Dr. Swati Kumari


    Specialization :Cornea, Cataract & anterior segment
    Dr. Swati completed her MBBS from Rajiv Gandhi University of health sciences. She completed her DNB from JPM Rotary eye hospital, Cuttack in 2019. She has done long term fellowship in Cornea and Cataract from Susrut Eye foundation & research centre. She is actively involved in clinical research and has published in peer reviewed national journals. She has also presented research papers in national symposia. She has special interest in refractive surgery, management of corneal blindness and uvea.

  • Dr. Sagnik Surya Das

    MBBS, MS, FSEFRC (Cornea & Cataract)

    Specialization :Cornea, Cataract and Anterior Segment Surgery
    Dr.Sagnik did his MBBS from Kasturba Medical College, Manipal after which he completed his M.S (Ophthalmology) from Chennai.He underwent training in Micro-Incision Cataract surgery from Mumbai under Dr.Hetal Shah. He then underwent a long term fellowship training in Cornea, Cataract and Anterior Segment Surgery at Susrut Eye Foundation and Research Centre. Dr.Sagnik specializes in Micro-incision cataract surgery (Phacoemulsification) and has special interest in corneal disorders and corneal transplantation. He is a member of All India Ophthalmic Society (AIOS), Ophthalmic Society of West Bengal (OSWB) and is an Executive Committee Member of Young Ophthalmic Society of India (YOSI-West Bengal).