Rajiv Ranjan Karn

ORCID: 0000-0001-7802-3497
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About
Contact & Profiles
Research Areas
  • Ophthalmology and Visual Impairment Studies
  • Ophthalmology and Visual Health Research
  • Corneal surgery and disorders
  • Retinal and Optic Conditions
  • Retinal Imaging and Analysis
  • Immune responses and vaccinations
  • Ear Surgery and Otitis Media
  • Vaccine Coverage and Hesitancy
  • Ocular Surface and Contact Lens
  • Corneal Surgery and Treatments
  • Ocular Infections and Treatments
  • Traumatic Ocular and Foreign Body Injuries
  • Patient Satisfaction in Healthcare
  • Facial Trauma and Fracture Management
  • Respiratory and Cough-Related Research
  • Child Nutrition and Water Access
  • Intraocular Surgery and Lenses
  • Artificial Intelligence in Healthcare
  • Technology-Enhanced Education Studies
  • SARS-CoV-2 and COVID-19 Research
  • Sinusitis and nasal conditions
  • Retinal Diseases and Treatments
  • Virology and Viral Diseases
  • Restraint-Related Deaths

Biratnagar Eye Hospital
2020-2024

Fireworks can cause severe ocular injuries which be prevented if used with proper precautions. It causes not only mechanical but also thermal and chemical injuries. This study aimed to find out the prevalence of firework among patients presented emergency department during festival season in a tertiary eye hospital.

10.31729/jnma.8433 article EN cc-by Journal of Nepal Medical Association 2024-02-24

Background: Inadequate sanitation has direct effect on health of individual, family, communities and nation as a whole. Objective: To assess the personal hygiene sanitary condition Katahari Village Development Committee (VDC). Methods: The cross sectional study was done in VDC Morang district. A total 80 households were randomly selected from two wards VDC. data collected by interview method using schedule. Data entered Excel sheet analyzed SPSS program. Results: Many respondents (61%)...

10.3126/jonmc.v1i2.7298 article EN Journal of Nobel Medical College 2012-12-29

Introduction: Awareness and knowledge about the common ocular conditions can help people to seek early eye care services. The understanding acceptance of importance routine examinations in timely detection treatment diseases thus reduce burden avoidable blindness from general population. Objective: This study aims assess analyze information related awareness health among rural urban communities Siraha district, Nepal. Materials methods: A descriptive cross-sectional was conducted between...

10.3126/nepjoph.v13i1.28010 article EN cc-by-nc-nd Nepalese Journal of Ophthalmology 2021-01-01

Objectives: The study aimed to investigate the prevalence of ocular morbidity among industrial workers. Materials and Methods: A descriptive cross-sectional was carried out in four industries Koshi Province. demographic information gathered encompassed details such as age gender. Employment-related factors included nature work, years experience, type industry. Economic considerations, monthly pay scale job responsibilities, were also explored. Educational background awareness hazards...

10.25259/ihopejo_25_2023 article EN IHOPE Journal of Ophthalmology 2024-01-31

Background: Outreach camp is helpful for reducing the prevalence of blindness due to cataracts and refractive error. The objective was evaluate visual outcome cataract surgery among patients operated at a high volume center Eastern Nepal. Materials Methods: Descriptive cross sectional study design used. comprehensive eye screening program conducted those having were referred base hospital surgery, reexamined again small incision with posterior chamber intraocular lens implanted Biratnagar...

10.3126/jonmc.v13i1.68097 article EN cc-by Journal of Nobel Medical College 2024-08-06

Background: Keratoconus is a bilateral, asymmetric, chronic, progressive ectasia of the cornea in which patients experience distorted vision that usually treated with rigid contact lenses when spectacles no longer provide adequate vision. The aim study to find out clinical profile and visual outcome patient having Keratoconus. Materials Methods: hospital based cross sectional was done at Biratnagar Eye Hospital, Biratnagar. All diagnosed referred from clinic lens for trial were included this...

10.3126/jonmc.v13i1.68100 article EN cc-by Journal of Nobel Medical College 2024-08-06

Introduction: Globally, over two billion people suffer from vision impairment, almost half preventable. In Nepal, the Eastern Regional Eye Care Program introduced self-vision assessment charts in 137 schools for early eye issue detection. This study assessed charts' use and perceived impact.Methods: A multi-method was conducted to evaluate of Nepal. Ethical approval obtained Institutional Review Board (Refrence number: 72-079-040). Quantitative data were collected through a questionnaire...

10.31729/jnma.8796 article EN cc-by Journal of Nepal Medical Association 2024-10-31

Introduction: Cataracts are the leading cause of preventable blindness worldwide. Although cataract is reversible, its service coverage remains poor, particularly in rural and hilly areas Nepal. The study aimed to evaluate visual outcomes outreach surgeries associated intraoperative post-operative complications. Methods: This cross-sectional was conducted at a district Eastern Nepal after ethical clearance taken from Institutional Review Committee (Reference number: 88). Total 131 subjects...

10.31729/jnma.8798 article EN cc-by Journal of Nepal Medical Association 2024-10-31

Introduction: Diabetic retinopathy causes irreversible blindness. Most of the patients visiting hospital have no signs and symptoms until too late for effective treatment. Early diagnosis treatment are important to prevent blindness due diabetic retinopathy.Objective: The study aimed assess awareness regarding retinopathy, prevalence among patients, its association with demographic characteristics. Methods: hospital-based analytical cross-sectional at Sagarmatha Choudhary Eye Hospital from...

10.56974/pmjn.189 article EN Post-Graduate Medical Journal of NAMS 2024-01-21

Biratnagar Eye Hospital, Biratnagar, Nepal, which offers ear surgery for chronic suppurative otitis media (CSOM).In patients with CSOM awaiting surgery, to determine the 1) sociodemographic characteristics 2) bacterial isolates and their antibiotic resistance patterns 3) of those refused including resistance.A cohort study using hospital data, January 2018-January 2020.Of 117 64% were in 18-35 years age group, 79% cross-border from India. Of 118 isolates, 80% had Pseudomonas aeruginosa 16%...

10.5588/pha.21.0029 article EN cc-by Public Health Action 2021-11-01

Introduction: Vision impairment is the degree of reduction in vision that makes a remarkable effect on personality, intelligence, social, mental and economic factors individuals.
 Objective To analyze acceptance low aids with their respective occupations needs visually impaired patients atiending to Tertiary Eye Hospital.
 Methodology A cross-sectional study was done at clinic Biratnagar Hospital (BEH), Biratnagar, Nepal from January March 2018. During period, total 51 were...

10.3126/bjhs.v5i1.29611 article EN cc-by Birat Journal of Health Sciences 2020-06-26

Background: Contact lens is an artificial device whose front surface substitutes the anterior of cornea. The contact can be worn to correct vision or for cosmetic therapeutic reasons. objective study was determine profile patients attending Biratnagar Eye Hospital, Nepal. Methods: hospital-based cross-sectional done. All referred clinic Nepal a trial were included in this between 1st January 2016 31st December 2019. Data collected by optometrist trained care and descriptive analysis...

10.54530/jcmc.558 article EN cc-by-nc Journal of Chitwan Medical College 2022-03-15

Journal of Nobel Medical College Vol. 2, No.2 Issue 4 May-October 2013 Page 18-23 DOI: http://dx.doi.org/10.3126/jonmc.v2i2.8800

10.3126/jonmc.v2i2.8800 article EN cc-by Journal of Nobel Medical College 2013-10-06

Background: Uncorrected refractive error is the leading cause of visual impairment. The aim this study was to find prevalence among school-going children Sunsari district and Biratnagar metropolitan city, Nepal. Methods: A retrospective conducted from August 2018 January 2020. Comprehensive eye examination performed by an experienced optometrist ophthalmic assistant trained in Paediatric care. Data entered software, transferred Microsoft Excel, analyzed using SPSS version-20. Results: During...

10.54530/jcmc.1231 article EN cc-by-nc Journal of Chitwan Medical College 2023-03-30

Background: One of the best options for correction aphakia is scleral fixated intraocular lens. It can be implanted either using suture or without use suture. Each technique has its own pros and cons. The aim this study was to compare visual outcome complications between sutureless fixation intra ocular Methods: a retrospective done at tertiary eye hospital in Koshi Province, Nepal where data patients who underwent lens implantation from March 2017 June were analyzed. Aphakic with absence...

10.54530/jcmc.1425 article EN cc-by-nc Journal of Chitwan Medical College 2023-12-31

Background: Therapeutic penetrating keratoplasty is the most common variety of performed in developing countries. The objective this study was to assess outcome therapeutic infective keratitis. Methods: This a hospital based retrospective where medical records patients who underwent between July 2021 and December 2022 were analyzed. Data collected included demographic parameters, indications for surgery, microbiology ulcers, donor details. Success evaluated terms eradication disease,...

10.54530/jcmc.1367 article EN cc-by-nc Journal of Chitwan Medical College 2023-09-29

10.29251/ijpph.201875 article EN International Journal of Perceptions in Public Health 2018-07-31

Background: Uncorrected refractive error is the commonest cause of preventable visual impairment and disability among children. This study aimed to find out prevalence children in Koshi Rural Municipality Sunsari district. Methods: cross-sectional conducted from 1 November 31 December 2020 involved between ages 4 - 18 years Municipality. The variables recorded included gender, age, religion, school type, acuity, types error. Ethical approval was taken rural municipality institutional review...

10.3126/jbpkihs.v5i2.49189 article EN Journal of BP Koirala Institute of Health Sciences 2022-12-31
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