Hyper-vision in a patient with central and paracentral vision loss reflects cortical reorganization

Visual Neuroscience

Volumn 20, Issue 5, 2003, Pages 501-510

  Casco, Clara ^a   Campana, Gianluca ^a,b   Grieco, Alba ^a   Musetti, Silvana ^a   Perrone, Salvatore ^a  

^a UNIVERSITY OF PADOVA   (Italy)

^b UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Cortical plasticity; Macular scotoma

Indexed keywords

ADULT; ARTICLE; BEHAVIOR; BRAIN CORTEX; CASE REPORT; CENTRAL SCOTOMA; CONTRAST SENSITIVITY; CONTROLLED STUDY; DEPTH PERCEPTION; FEMALE; HUMAN; HYPERVISION; PRIORITY JOURNAL; RETINA MACULA LUTEA; STARGARDT DISEASE; TASK PERFORMANCE; VISION; VISION TEST; VISUAL ACUITY; VISUAL IMPAIRMENT; BLINDNESS; CASE CONTROL STUDY; COMPARATIVE STUDY; DECISION MAKING; PATHOLOGY; PATHOPHYSIOLOGY; PERCEPTIVE THRESHOLD; PHYSIOLOGY; PSYCHOMETRY; SCOTOMA; VESTIBULAR LABYRINTH;

ACOUSTIC MACULAE; ADULT; BLINDNESS; CASE-CONTROL STUDIES; CONTRAST SENSITIVITY; DECISION MAKING; FEMALE; HUMANS; PSYCHOMETRICS; SCOTOMA; SENSORY THRESHOLDS; SPACE PERCEPTION; VISION; VISION TESTS; VISUAL ACUITY;

EID: 1642361772     PISSN: 09525238     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0952523803205046     Document Type: Article

References (42)

1. AHISSAR, M. & HOCHSTEIN, S. (1993). Attentional control of early perceptual learning. Proceedings of the National Academy of Sciences of the U.S.A. 90(12), 5718-5722.
2. AHISSAR, M. & HOCHSTEIN, S. (1996). Learning pop-out detection: Specificities to stimulus characteristics. Vision Research 36(21), 3487-3500.
3. AHISSAR, M. & HOCHSTEIN, S. (1997). Task difficulty and the specificity of perceptual learning. Nature 387(6631), 401-406.
4. ALTPETER, M.M. & TRAUZETTEL-KLOSINSKI, S. (2000). The importance of sustained attention for patients with maculopathies. Vision Research 40, 1539-1547.
5. ANDRADE, M.A., MURO, E.M. & MORAN, F. (2001). Simulation of plasticity in the adult visual cortex. Biological Cybernetics 84(6), 445-451.
6. BEARD, B.L., LEVI, D.M. & REICH, L.N. (1995). Perceptual learning in parafoveal vision. Vision Research 35(12), 1679-1690.
7. BRAUN, C., WEBER, J., SCHIEFER, U., SKALEJ, M. & DIETRICH, T. (2001). Hyperexcitatory activity in visual cortex in homonymous hemianopia after stroke. Clinical Neurophysiology 112(2), 336-343.
8. BURKE, W. (1999). Psychophysical observations concerned with a foveal lesion (macular hole). Vision Research 39, 2421-2427.
9. CALFORD, M.B. (2002). Dynamic representational plasticity in sensory cortex. Neuroscience 111(4), 709-738.
10. CAMPANA, G. & CASCO, C. (2003). Learning in combined-features search: Specificity to orientation. Perception and Psychophysics 65, 1197-1207.
11. CASCO, C. & CAMPANA, G. (2001). Stimulus specific dynamics of learning in conjunction search tasks. Visual Cognition 8, 145-162.
12. CHINO, Y.M., KAAS, J.H., SMITH, E.L., III, LANGSTON, A.L. & CHENG, H. (1992). Rapid reorganization of cortical maps in adult cats following restricted deafferentation in retina. Vision Research 32(5), 789-796.
13. CUMMINGS, R.W., WHITTAKER, S.G., WATSON, G.R. & BUDD, J.M. (1985). Scanning characters and reading with a central scotoma. American Journal of Optometry and Physiological Optics 62(12), 833-843.
14. DARIAN-SMITH, C. & GILBERT, C.D. (1995). Topographic reorganization in the striate cortex of the adult cat and monkey is cortically mediated. Journal of Neuroscience 15, 1631-1647.
15. DEANGELIS, G.C., ANZAI, A., OHZAWA, I. & FREEMAN, R.D. (1995). Receptive field structure in the visual cortex: Does selective stimulation induce plasticity? Proceedings of the National Academy of Sciences of the U.S.A. 92(21), 9682-9686.
16. DE MAURO, T. (1991). Dizionario di base della lingua Italiana (Ed.). Roma: Editori Riuniti, 2a ed.
17. DE WEERD, P., GATTASS, R., DESIMONE, R. & UNGERLEIDER, L.G. (1995). Responses of cells in monkey visual cortex during perceptual filling-in of an artificial scotoma. Nature 377(6551), 731-734.
18. DREHER, B., BURKE, W., CALFORD, M.B. (2001). Cortical plasticity revealed by circumscribed retinal lesions or artificial scotomas. Progress in Brain Research 134, 217-246.
19. EYDING, D., SCHWEIGART, G. & EYSEL, U.T. (2002). Spatio-temporal plasticity of cortical receptive fields in response to repetitive visual stimulation in the adult cat. Neuroscience 112(1), 195-215.
20. JACOBS, A.M., NAZIR, T.A. & HELLER, O. (1989). Perception of lowercase letters in peripheral vision: A discrimination matrix based on saccade latencies. Perception and Psychophysics 46(1), 95-102.
21. KALARICKAL, G.J. & MARSHALL, J.A. (1999). Models of receptive-field dynamics in visual cortex. Visual Neuroscience 16(6), 1055-1081.
22. KALARICKAL, G.J. & MARSHALL, J.A. (2002). Rearrangement of receptive field topography after intracortical and peripheral stimulation: The role of plasticity in inhibitory pathways. Network 13(1), 1-40.
23. KAPADIA, M.K., GILBERT, C.D. & WESTHEIMER, G. (1994). A quantitative measure for short-term cortical plasticity in human vision. Journal of Neuroscience 14(1), 451-457.
24. KARNI, A. & SAGI, D. (1991). Where practice makes perfect in texture discrimination: Evidence for primary visual cortex plasticity. Proceedings of the National Academy of Sciences of the U.S.A. 88(11), 4966-4970.
25. KARNI, A. & SAGI, D. (1993). The time course of learning a visual skill. Nature 365(6443), 250-252.
26. LEGGE, G.E., RUBIN, G.S., PELLI, D.G. & SCHLESKE, M.M. (1985). Psychophysics of reading - II. Low vision. Vision Research 25(2), 253-265.
27. MITRA, S. (1985). Spatial contrast sensitivity in macular disorder. Documenta Ophthalmologica 59(3), 247-267.
28. MORGAN, M.J., WARD, R.M. & CASTET, E. (1998). Visual search for a tilted target: Tests of spatial uncertainty models. Quarterly Journal of Experimental Psychology A 51(2), 347-370.
29. PALMER, J. (1994). Set-size effects in visual search: The effect of attention is independent of the stimulus for simple tasks. Vision Research 34(13), 1703-1721.
30. PELI, E., GOLDSTEIN, R.B., YOUNG, G.M., TREMPE, C.L. & BUZNEY, S.M. (1991). Image enhancement for the visually impaired. Simulations and experimental results. Investigative Ophthalmology and Visual Science 32(8), 2337-2350.
31. PETTET, M.W. & GILBERT, C.D. (1992). Dynamic changes in receptive-field size in cat primary visual cortex. Proceedings of the National Academy of Sciences of the U.S.A. 89(17), 8366-8370.
32. RAASCH, T.W. (1992). Quantitative model of corneal astigmatism from topographic data. In Noninvasive Assessment of the Visual System Technical Digest, 3, 24-27.
33. RAMACHANDRAN, V.S. & GREGORY, R.L. (1991). Perceptual filling in of artificially induced scotomas in human vision. Nature 350(6320), 699-702.
34. SAFRAN, A.B. & LANDIS, T. (1996). Plasticity in the adult visual cortex: Implications for the diagnosis of visual field defects and visual rehabilitation. Current Opinions in Ophthalmology 7(6), 53-64.
35. SAFRAN, A.B., ACHARD, O., DURET, F. & LANDIS, T. (1999). The "thin man" phenomenon: A sign of cortical plasticity following inferior homonymous paracentral scotomas. British Journal of Ophthalmology 83(2), 137-142.
36. SCHUCHARD, R.A. (1992). Contrast discrimination in observers with vision loss. OSA Technical Digest Series 1, 100-103.
37. SCHUCHARD, R.A. (1997). Retinal locus for fixation. In Scanning Laser Ophthalmoscopy Microscopy, and Tomography, ed. Elsner, A.E., pp. 110-127. New York: Plenum Publishing.
38. SCHUCHARD, R.A. & FLETCHER, D.C. (1994). Preferred retinal locus: A review with applications in low vision rehabilitation. Ophthalmology Clinics of North America 7, 243-256.
39. SCHWARTZ, S., MAQUET, P. & FRITH, C. (2002). Neural correlates of perceptual learning: A functional MRI study of visual texture discrimination. Proceedings of the National Academy of Sciences of the U.S.A. 99(26), 17137-17142.
40. SUNNESS, J.S., APPLEGATE, C.A. & GONZALEZ-BARON, J. (2000). Improvement of visual acuity over time in patients with bilateral geographic atrophy from age-related macular degeneration. Retina 20(2), 162-169.
41. XING, J. & GERSTEIN, G.L. (1994). Simulation of dynamic receptive fields in primary visual cortex. Vision Research 34(14), 1901-1911.
42. XING, J. & HEEGER, D.J. (2000). Center-surround interactions in foveal and peripheral vision. Vision Research 40(22), 3065-3072.