Developing portable widefield fundus camera for teleophthalmology: Technical challenges and potential solutions

1. Xiao, B, Liao, Q, Li, Y, Weng, F, Jin, L, Wang, Y, Huang, W, Yi, J, Burton, MJ, Yip, JL. Validation of handheld fundus camera with mydriasis for retinal imaging of diabetic retinopathy screening in China: a prospective comparison study. BMJ Open 2020; 10:e040196
Google Scholar | Crossref | Medline2. Tuulonen, A, Airaksinen, PJ, Montagna, A, Nieminen, H. Screening for glaucoma with a non-mydriatic fundus camera. Acta Ophthalmol (Copenh) 1990; 68:445–9
Google Scholar | Crossref | Medline | ISI3. Jin, K, Lu, H, Su, Z, Cheng, C, Ye, J, Qian, D. Telemedicine screening of retinal diseases with a handheld portable non-mydriatic fundus camera. Bmc Ophthalmol 2017; 17:89
Google Scholar | Crossref | Medline4. Wang, S, Jin, K, Lu, H, Cheng, C, Ye, J, Qian, D. Human visual system-based fundus image quality assessment of portable fundus camera photographs. IEEE Trans Med Imaging 2016; 35:1046–55
Google Scholar | Crossref | Medline5. Tan, CH, Kyaw, BM, Smith, H, Tan, CS, Tudor Car L. Use of smartphones to detect diabetic retinopathy: scoping review and meta-analysis of diagnostic test accuracy studies. J Med Internet Res 2020; 22:e16658
Google Scholar | Crossref | Medline6. Palacios, DR, Shen, K, Baig, S, Wang, JH, Zhang, C, Chen, D, Wang, MR. Widefield of view handheld smart fundus camera for telemedicine applications. J Med Imaging 2021; 8:26001
Google Scholar | Crossref7. Russo, A, Morescalchi, F, Costagliola, C, Delcassi, L, Semeraro, F. A novel device to exploit the smartphone camera for fundus photography. J Ophthalmol 2015; 2015:823139
Google Scholar | Crossref | Medline8. Queiroz, MS, de Carvalho, JX, Bortoto, SF, de Matos, MR, das Gracas Dias Cavalcante, C, Andrade, EAS, Correa-Giannella, ML, Malerbi, FK. Diabetic retinopathy screening in urban primary care setting with a handheld smartphone-based retinal camera. Acta Diabetol 2020; 57:1493–9
Google Scholar | Crossref | Medline9. Bastawrous, A, Giardini, ME, Bolster, NM, Peto, T, Shah, N, Livingstone, IA, Weiss, HA, Hu, S, Rono, H, Kuper, H, Burton, M. Clinical validation of a smartphone-based adapter for optic disc imaging in Kenya. JAMA Ophthalmol 2016; 134:151–8
Google Scholar | Crossref | Medline10. Wintergerst, MWM, Brinkmann, CK, Holz, FG, Finger, RP. Undilated versus dilated monoscopic smartphone-based fundus photography for optic nerve head evaluation. Sci Rep 2018; 8:10228
Google Scholar | Crossref | Medline11. Wintergerst, MWM, Petrak, M, Li, JQ, Larsen, PP, Berger, M, Holz, FG, Finger, RP, Krohne, TU. Non-contact smartphone-based fundus imaging compared to conventional fundus imaging: a low cost alternative for retinopathy of prematurity screening and documentation. Sci Rep 2019; 9:19711
Google Scholar | Crossref | Medline12. Pugh, JA, Jacobson, JM, Van Heuven, WA, Watters, JA, Tuley, MR, Lairson, DR, Lorimor, RJ, Kapadia, AS, Velez, R. Screening for diabetic retinopathy. The wide-angle retinal camera. Diabetes Care 1993; 16:889–95
Google Scholar | Crossref | Medline | ISI13. Chalam, KV, Brar, VS, Keshavamurthy, R. Evaluation of modified portable digital camera for screening of diabetic retinopathy. Ophthalmic Res 2009; 42:60–2
Google Scholar | Crossref | Medline14. Fierson, WM, Capone, A; American Academy of Pediatrics Section on O, American Academy of Ophthalmology AAoCO. Telemedicine for evaluation of retinopathy of prematurity. Pediatrics 2015; 135:e238-54
Google Scholar | Crossref | Medline15. Wang, SK, Callaway, NF, Wallenstein, MB, Henderson, MT, Leng, T, Moshfeghi, DM. SUNDROP: six years of screening for retinopathy of prematurity with telemedicine. Can J Ophthalmol 2015; 50:101–6
Google Scholar | Crossref | Medline16. Alabduljalil, T, Cheung, CS, VandenHoven, C, Mackeen, LD, Kirby-Allen, M, Kertes, PJ, Lam, WC. Retinal ultra-widefield colour imaging versus dilated fundus examination to screen for sickle cell retinopathy. Br J Ophthalmol 2020; 105:1121–6
Google Scholar | Medline17. Linz, MO, Scott, AW. Widefield imaging of sickle retinopathy. Int J Retina Vitreous 2019; 5:27
Google Scholar | Crossref | Medline18. Salz, DA, Witkin, AJ. Imaging in diabetic retinopathy. Middle East Afr J Ophthalmol 2015; 22:145–50
Google Scholar | Crossref | Medline19. Yao, X, Toslak, D, Son, T, Ma, J. Understanding the relationship between visual-angle and eye-angle for reliable determination of the field-of-view in ultra-widefield fundus photography. Biomed Opt Express 2021; 12:6651–9
Google Scholar | Crossref | Medline20. Liou, HL, Brennan, NA. Anatomically accurate, finite model eye for optical modeling. J Opt Soc Am A Opt Image Sci Vis 1997; 14:1684–95
Google Scholar | Crossref | Medline21. Artal, P. Optics of the eye and its impact in vision: a tutorial. Adv Opt Photon 2014; 6:340–67
Google Scholar | Crossref22. Wu, Q, Tang, Y, Chen, X, Ma, C, Yao, F, Liu, L. Method for evaluating ophthalmic lens based on eye-lens-object optical system. Opt Express 2019; 27:37274–85
Google Scholar | Crossref | Medline23. Toslak, D, Liu, C, Alam, MN, Yao, X. Near-infrared light-guided miniaturized indirect ophthalmoscopy for nonmydriatic widefield fundus photography. Opt Lett 2018; 43:2551–4
Google Scholar | Crossref | Medline24. DeHoog, E, Schwiegerling, J. Fundus camera systems: a comparative analysis. Appl Opt 2009; 48:221–8
Google Scholar | Crossref | Medline25. Gullstrand, A. New methods of reflexless ophthalmoscopy. Berichte Deutsche Ophthalmologische Gesellschaft 1910; 36:326
Google Scholar26. Silva, PS, El-Rami, H, Barham, R, Gupta, A, Fleming, A, van Hemert, J, Cavallerano, JD, Sun, JK, Aiello, LP. Hemorrhage and/or microaneurysm severity and count in ultrawidefield images and early treatment diabetic retinopathy study photography. Ophthalmology 2017; 124:970–6
Google Scholar | Crossref | Medline27. Panwar, N, Huang, P, Lee, J, Keane, PA, Chuan, TS, Richhariya, A, Teoh, S, Lim, TH, Agrawal, R. Fundus photography in the 21st century – a review of recent technological advances and their implications for worldwide healthcare. Telemed J E Health 2016; 22:198–208
Google Scholar | Crossref | Medline28. Nagiel, A, Lalane, RA, Sadda, SR, Schwartz, SD. Ultra-widefield fundus imaging: a review of clinical applications and future trends. Retina 2016; 36:660–78
Google Scholar | Crossref | Medline29. Aboshiha, J, Dubis, AM, van der Spuy, J, Nishiguchi, KM, Cheeseman, EW, Ayuso, C, Ehrenberg, M, Simonelli, F, Bainbridge, JW, Michaelides, M. Assessment of accuracy and precision of quantification of ultra-widefield images. Ophthalmology 2015; 122:864–6
Google Scholar | Crossref | Medline30. Toslak, D, Ayata, A, Liu, C, Erol, MK, Yao, X. Widefield smartphone fundus video camera based on miniaturized indirect ophthalmoscopy. Retina 2018; 38:438–41
Google Scholar | Crossref | Medline31. Leung, EH., Rosen, R. Fundus imaging in widefield a brief historical journey. In: Kozak I and Arevalo JF (eds), Atlas of widefield retinal angiography and imaging. Cham: Springer, 2016, p.21
Google Scholar32. Shields, CL, Materin, M, Shields, JA. Panoramic imaging of the ocular fundus. Arch Ophthalmol 2003; 121:1603–7
Google Scholar | Crossref | Medline33. Toslak, D, Thapa, D, Chen, Y, Erol, MK, Paul Chan, RV, Yao, X. Trans-palpebral illumination: an approach for wide-angle fundus photography without the need for pupil dilation. Opt Lett 2016; 41:2688–91
Google Scholar | Crossref | Medline34. Wang, B, Toslak, D, Alam, MN, Chan, RVP, Yao, X. Contact-free trans-pars-planar illumination enables snapshot fundus camera for nonmydriatic widefield photography. Sci Rep 2018; 8:8768
Google Scholar | Crossref | Medline35. Stephen FC, Nicolette G. The uvea: anatomy, histology and embryology. In: Foster CS and Vitale AT (eds), Diagnosis and treatment of uveitis. Philadelphia: WB Saunders, 2002, p.11
Google Scholar36. Bye L. Anatomy. In: Bye L, Modi N and Stanford M (eds), Basic sciences for ophthalmology. Oxford: OUP, 2013, p.51
Google Scholar37. Toslak, D, Chau, F, Erol, MK, Liu, C, Chan, RVP, Son, T, Yao, X. Trans-pars-planar illumination enables a 200 degrees ultra-widefield pediatric fundus camera for easy examination of the retina. Biomed Opt Express 2020; 11:68–76
Google Scholar | Crossref | Medline38. Toslak, D, Son, T, Erol, MK, Kim, H, Kim, TH, Chan, RVP, Yao, X. Portable ultra-widefield fundus camera for multispectral imaging of the retina and choroid. Biomed Opt Express 2020; 11:6281–92
Google Scholar | Crossref | Medline

留言 (0)

沒有登入
gif