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Volumn 36, Issue 1, 2005, Pages 14-23

Surgical results of bleb revision with scleral patch graft for late-onset bleb complications

Author keywords

[No Author keywords available]

Indexed keywords

ADULT; AGED; ARTICLE; BLEB FAILURE; BLEB LEAKAGE; BLEB REVISION; CATARACT; CLINICAL ARTICLE; DYSESTHESIA; FEMALE; FILTERING OPERATION; GLAUCOMA SURGERY; HUMAN; HYPOTONOUS RETINA MACULOPATHY; INTRAOCULAR HYPOTENSION; INTRAOCULAR PRESSURE; KERATOPATHY; MALE; POSTOPERATIVE COMPLICATION; POSTOPERATIVE INFECTION; PRIORITY JOURNAL; PTOSIS; REOPERATION; RETINA MACULOPATHY; SCLERA; SCLERA PATCH; SURGICAL TECHNIQUE; TISSUE GRAFT; TREATMENT FAILURE; TREATMENT INDICATION; VISUAL ACUITY;

EID: 12344300383     PISSN: 15428877     EISSN: None     Source Type: Journal    
DOI: 10.3928/15428877-20050101-02     Document Type: Article
Times cited : (24)

References (67)
  • 1
    • 0034754360 scopus 로고    scopus 로고
    • The Collaborative Initial Glaucoma Treatment Study: Interim quality of life findings after initial medical or surgical treatment of glaucoma
    • Janz NK, Wren PA, Lichter PR, et al. The Collaborative Initial Glaucoma Treatment Study: interim quality of life findings after initial medical or surgical treatment of glaucoma. Ophthalmology. 2001;108:1954-1965.
    • (2001) Ophthalmology , vol.108 , pp. 1954-1965
    • Janz, N.K.1    Wren, P.A.2    Lichter, P.R.3
  • 2
    • 0034766869 scopus 로고    scopus 로고
    • Prognosis and risk factors for early postoperative wound leaks after trabeculectomy with and without 5-fluorouracil
    • Parrish RK 2d, Schiffman JC, Feuer WJ, Heuer DK. Prognosis and risk factors for early postoperative wound leaks after trabeculectomy with and without 5-fluorouracil. Am J Ophthalmol. 2001;132:633-640.
    • (2001) Am J Ophthalmol , vol.132 , pp. 633-640
    • Parrish II, R.K.1    Schiffman, J.C.2    Feuer, W.J.3    Heuer, D.K.4
  • 3
    • 0034102997 scopus 로고    scopus 로고
    • Risk factors for glaucoma filtering bleb infections
    • Soltau JB, Rothman RF, Budenz DL, et al. Risk factors for glaucoma filtering bleb infections. Arch Ophthalmol. 2000;118:338-342.
    • (2000) Arch Ophthalmol , vol.118 , pp. 338-342
    • Soltau, J.B.1    Rothman, R.F.2    Budenz, D.L.3
  • 4
    • 0036237841 scopus 로고    scopus 로고
    • Delayed-onset bleb-associated endophthalmitis: Clinical features and visual acuity outcomes
    • Song A, Scott IU, Flynn HW Jr, Budenz DL. Delayed-onset bleb-associated endophthalmitis: clinical features and visual acuity outcomes. Ophthalmology. 2002;109:985-991.
    • (2002) Ophthalmology , vol.109 , pp. 985-991
    • Song, A.1    Scott, I.U.2    Flynn Jr., H.W.3    Budenz, D.L.4
  • 5
    • 0015063387 scopus 로고
    • Treatment of hypotony following filtering surgery for glaucoma
    • Sugar HS. Treatment of hypotony following filtering surgery for glaucoma. Am J Ophthalmol. 1971;71:1023-1033.
    • (1971) Am J Ophthalmol , vol.71 , pp. 1023-1033
    • Sugar, H.S.1
  • 7
    • 0026475803 scopus 로고
    • Hypotonous maculopathy after trabeculectomy with subconjunctival 5-fluorouracil
    • Stamper RL, McMenemy MG, Lieberman MF. Hypotonous maculopathy after trabeculectomy with subconjunctival 5-fluorouracil. Am J Ophthalmol. 1992;114:544-553.
    • (1992) Am J Ophthalmol , vol.114 , pp. 544-553
    • Stamper, R.L.1    McMenemy, M.G.2    Lieberman, M.F.3
  • 8
    • 0027058181 scopus 로고
    • Management of late bleb leaks following glaucoma filtering surgery
    • Wilensky JT. Management of late bleb leaks following glaucoma filtering surgery. Trans Am Ophthalmol Soc. 1992;90:161-170.
    • (1992) Trans Am Ophthalmol Soc , vol.90 , pp. 161-170
    • Wilensky, J.T.1
  • 9
    • 0030247704 scopus 로고    scopus 로고
    • Postsurgical hypotony: Relationship to fistulization, inflammation, chorioretinal lesions, and the vitreous
    • Schubert HD. Postsurgical hypotony: relationship to fistulization, inflammation, chorioretinal lesions, and the vitreous. Surv Ophthalmol. 1996;41:97-125.
    • (1996) Surv Ophthalmol , vol.41 , pp. 97-125
    • Schubert, H.D.1
  • 10
    • 0001679315 scopus 로고    scopus 로고
    • Surgery for complications
    • Albert DM, ed. Malden, MA: Blackwell Science
    • Palmberg P. Surgery for complications. In: Albert DM, ed. Ophthalmic Surgery: Principles and Techniques. Malden, MA: Blackwell Science; 476-491.
    • Ophthalmic Surgery: Principles and Techniques , pp. 476-491
    • Palmberg, P.1
  • 11
    • 0020677934 scopus 로고
    • Dellen associated with filtering blebs
    • Soong HK, Quigley HA. Dellen associated with filtering blebs. Arch Ophthalmol. 1983;101:385-387.
    • (1983) Arch Ophthalmol , vol.101 , pp. 385-387
    • Soong, H.K.1    Quigley, H.A.2
  • 13
    • 0026475803 scopus 로고
    • Hypotonous maculopathy after trabeculectomy with subconjunctival 5-fluorouracil
    • Stamper RL, McMenemy MG, Lieberman MF. Hypotonous maculopathy after trabeculectomy with subconjunctival 5-fluorouracil. Am J Ophthalmol. 1992;114:544-553.
    • (1992) Am J Ophthalmol , vol.114 , pp. 544-553
    • Stamper, R.L.1    McMenemy, M.G.2    Lieberman, M.F.3
  • 14
    • 0027395697 scopus 로고
    • Three-year follow-up of the Fluorouracil Filtering Surgery Study
    • Fluorouracil Filtering Surgery Study Group. Three-year follow-up of the Fluorouracil Filtering Surgery Study. Am J Ophthalmol. 1993;115:82-92.
    • (1993) Am J Ophthalmol , vol.115 , pp. 82-92
  • 15
    • 0030856573 scopus 로고    scopus 로고
    • Late onset of sequential multifocal bleb leaks after glaucoma filtration surgery with 5-fluorouracil and mitomycin C
    • Belyea DA, Dan JA, Stamper RL, Lieberman MF, Spencer WH. Late onset of sequential multifocal bleb leaks after glaucoma filtration surgery with 5-fluorouracil and mitomycin C. Am J Ophthalmol. 1997;124:40-45.
    • (1997) Am J Ophthalmol , vol.124 , pp. 40-45
    • Belyea, D.A.1    Dan, J.A.2    Stamper, R.L.3    Lieberman, M.F.4    Spencer, W.H.5
  • 18
    • 0029157468 scopus 로고
    • Mitomycin C versus 5-fluorouracil in high-risk glaucoma filtering surgery: Extended follow-up
    • Katz GJ, Higginbotham EJ, Lichter PR, et al. Mitomycin C versus 5-fluorouracil in high-risk glaucoma filtering surgery: extended follow-up. Ophthalmology. 1995;102:1263-1269.
    • (1995) Ophthalmology , vol.102 , pp. 1263-1269
    • Katz, G.J.1    Higginbotham, E.J.2    Lichter, P.R.3
  • 19
    • 0027429007 scopus 로고
    • Clinical and histopathologic observations concerning hypotony after trabeculectomy with adjunctive mitomycin C
    • Shields MB, Scroggs MW, Sloop CM, Simmons RB. Clinical and histopathologic observations concerning hypotony after trabeculectomy with adjunctive mitomycin C. Am J Ophthalmol. 1993;116:673-683.
    • (1993) Am J Ophthalmol , vol.116 , pp. 673-683
    • Shields, M.B.1    Scroggs, M.W.2    Sloop, C.M.3    Simmons, R.B.4
  • 22
    • 0014077753 scopus 로고
    • Complications, repair and reoperation of antiglaucoma filtering blebs
    • Sugar HS. Complications, repair and reoperation of antiglaucoma filtering blebs. Am J Ophthalmol. 1967;63:825-833.
    • (1967) Am J Ophthalmol , vol.63 , pp. 825-833
    • Sugar, H.S.1
  • 24
    • 0029909334 scopus 로고    scopus 로고
    • Remodeling filtering blebs with the neodymium:YAG laser
    • Lynch MG, Roesch M, Brown RH. Remodeling filtering blebs with the neodymium:YAG laser. Ophthalmology. 1996;103:1700-1705.
    • (1996) Ophthalmology , vol.103 , pp. 1700-1705
    • Lynch, M.G.1    Roesch, M.2    Brown, R.H.3
  • 25
    • 0027276673 scopus 로고
    • Treatment of chronic postfiltration hypotony by intrableb injection of autologous blood
    • Wise JB. Treatment of chronic postfiltration hypotony by intrableb injection of autologous blood. Arch Ophthalmo. 1993;111:827-830.
    • (1993) Arch Ophthalmo , vol.111 , pp. 827-830
    • Wise, J.B.1
  • 27
    • 0025024023 scopus 로고
    • Use of the Megasoft Bandage Lens for treatment of complications after trabeculectomy
    • Blok MD, Kok JH, van Mil C, Greve EL, Kijlstra A. Use of the Megasoft Bandage Lens for treatment of complications after trabeculectomy. Am J Ophthalmol. 1990;110:264-268.
    • (1990) Am J Ophthalmol , vol.110 , pp. 264-268
    • Blok, M.D.1    Kok, J.H.2    Van Mil, C.3    Greve, E.L.4    Kijlstra, A.5
  • 28
    • 0028085421 scopus 로고
    • Treatment of hypotonous maculopathy after trabeculectomy with mitomycin C
    • Nuyts RM, Greve EL, Geijssen HC, Langerhorst CT. Treatment of hypotonous maculopathy after trabeculectomy with mitomycin C. Am J Ophthalmol. 1994;118:322-331.
    • (1994) Am J Ophthalmol , vol.118 , pp. 322-331
    • Nuyts, R.M.1    Greve, E.L.2    Geijssen, H.C.3    Langerhorst, C.T.4
  • 29
    • 0015415783 scopus 로고
    • Trichloracetic acid treatment of filtering blebs following cataract extraction
    • Gehring JR, Ciccarelli EC. Trichloracetic acid treatment of filtering blebs following cataract extraction. Am J Ophthalmol. 1972;74:622-624.
    • (1972) Am J Ophthalmol , vol.74 , pp. 622-624
    • Gehring, J.R.1    Ciccarelli, E.C.2
  • 30
    • 0016224948 scopus 로고
    • Use of isobutyl-2-cyanoacrylate tissue adhesive in the repair of conjunctival fistula in filtering procedures for glaucoma
    • Awan KJ, Spaeth PG. Use of isobutyl-2-cyanoacrylate tissue adhesive in the repair of conjunctival fistula in filtering procedures for glaucoma. Ann Ophthalmol. 1974;6:851-853.
    • (1974) Ann Ophthalmol , vol.6 , pp. 851-853
    • Awan, K.J.1    Spaeth, P.G.2
  • 31
    • 0026073765 scopus 로고
    • Closure of leaking filtering blebs with cyanoacrylate tissue adhesive
    • Zalta AH, Wieder RH. Closure of leaking filtering blebs with cyanoacrylate tissue adhesive. Br J Ophthalmol. 1991;75:170-173.
    • (1991) Br J Ophthalmol , vol.75 , pp. 170-173
    • Zalta, A.H.1    Wieder, R.H.2
  • 32
    • 0030024513 scopus 로고    scopus 로고
    • Management of bleb leaks after glaucoma filtering surgery: Use of autologous fibrin tissue glue as an alternative
    • Asrani SG, Wilensky JT. Management of bleb leaks after glaucoma filtering surgery: use of autologous fibrin tissue glue as an alternative. Ophthalmology. 1996;103:294-298.
    • (1996) Ophthalmology , vol.103 , pp. 294-298
    • Asrani, S.G.1    Wilensky, J.T.2
  • 33
    • 0031836362 scopus 로고    scopus 로고
    • Management of large, leaking, and inadvertent filtering blebs with the neodymium:YAG laser
    • Geyer O. Management of large, leaking, and inadvertent filtering blebs with the neodymium:YAG laser. Ophthalmology. 1998;105:983-987.
    • (1998) Ophthalmology , vol.105 , pp. 983-987
    • Geyer, O.1
  • 36
    • 0007361216 scopus 로고
    • Flap perforation in glaucoma surgery sealed by tissue patch
    • Iliff CE. Flap perforation in glaucoma surgery sealed by tissue patch. Arch Ophthalmol. 1964;71:215.
    • (1964) Arch Ophthalmol , vol.71 , pp. 215
    • Iliff, C.E.1
  • 37
    • 0017326230 scopus 로고
    • Surgical repair of leaking blebs
    • Galin MA, Hung PT. Surgical repair of leaking blebs. Am J Ophthalmol. 1977;83:328-333.
    • (1977) Am J Ophthalmol , vol.83 , pp. 328-333
    • Galin, M.A.1    Hung, P.T.2
  • 38
    • 0033760979 scopus 로고    scopus 로고
    • Revision of dysfunctional filtering blebs by conjunctival advancement with bleb preservation
    • Catoira Y, Wudunn D, Cantor LB. Revision of dysfunctional filtering blebs by conjunctival advancement with bleb preservation. Am J Ophthalmol. 2000;130:574-579.
    • (2000) Am J Ophthalmol , vol.130 , pp. 574-579
    • Catoira, Y.1    Wudunn, D.2    Cantor, L.B.3
  • 39
    • 0000003349 scopus 로고    scopus 로고
    • Compression sutures: A new treatment for leaking or painful filtering blebs
    • Abstract
    • Palmberg P, Zacchei AC. Compression sutures: a new treatment for leaking or painful filtering blebs. Invest Ophthalmol Vis Sci. 1996;37:S444. Abstract.
    • (1996) Invest Ophthalmol Vis Sci , vol.37
    • Palmberg, P.1    Zacchei, A.C.2
  • 42
    • 0032790632 scopus 로고    scopus 로고
    • Conjunctival advancement for late-onset filtering bleb leaks: Indications and outcomes
    • Budenz DL, Chen PR, Weaver YK. Conjunctival advancement for late-onset filtering bleb leaks: indications and outcomes. Arch Ophthalmol. 1999;117:1014-1019.
    • (1999) Arch Ophthalmol , vol.117 , pp. 1014-1019
    • Budenz, D.L.1    Chen, P.R.2    Weaver, Y.K.3
  • 45
    • 0034085934 scopus 로고    scopus 로고
    • Bleb reduction and bleb repair after trabeculectomy
    • La Borwit SE, Quigley HA, Jampel HD. Bleb reduction and bleb repair after trabeculectomy. Ophthalmology. 2000;107:712-718.
    • (2000) Ophthalmology , vol.107 , pp. 712-718
    • La Borwit, S.E.1    Quigley, H.A.2    Jampel, H.D.3
  • 46
    • 0035010545 scopus 로고    scopus 로고
    • Prognostic outcome of leaking filtering blebs reconstruction with rotational conjunctival flaps
    • Hamard P, Tazartes M, Ayed T, Quesnot S, Hamard H. [Prognostic outcome of leaking filtering blebs reconstruction with rotational conjunctival flaps]. J Fr Ophtalmol. 2001;24:482-490.
    • (2001) J Fr Ophtalmol , vol.24 , pp. 482-490
    • Hamard, P.1    Tazartes, M.2    Ayed, T.3    Quesnot, S.4    Hamard, H.5
  • 47
    • 0028231025 scopus 로고
    • Free conjunctival patch for repair of persistent late bleb leak
    • Wilson MR, Kotas-Neumann R. Free conjunctival patch for repair of persistent late bleb leak. Am J Ophthalmol. 1994;117:569-574.
    • (1994) Am J Ophthalmol , vol.117 , pp. 569-574
    • Wilson, M.R.1    Kotas-Neumann, R.2
  • 48
    • 0036164448 scopus 로고    scopus 로고
    • Free conjunctival autologous graft for bleb repair and bleb reduction after trabeculectomy and nonpenetrating filtering surgery
    • Schnyder CC, Shaarawy T, Ravinet E, Achache F, Uffer S, Mermoud A. Free conjunctival autologous graft for bleb repair and bleb reduction after trabeculectomy and nonpenetrating filtering surgery. J Glaucoma. 2002;11:10-16.
    • (2002) J Glaucoma , vol.11 , pp. 10-16
    • Schnyder, C.C.1    Shaarawy, T.2    Ravinet, E.3    Achache, F.4    Uffer, S.5    Mermoud, A.6
  • 49
    • 0033760997 scopus 로고    scopus 로고
    • Amniotic membrane transplantation for repair of leaking glaucoma filtering blebs
    • Budenz DL, Barton K, Tseng SC. Amniotic membrane transplantation for repair of leaking glaucoma filtering blebs. Am J Ophthalmol. 2000;130:580-588.
    • (2000) Am J Ophthalmol , vol.130 , pp. 580-588
    • Budenz, D.L.1    Barton, K.2    Tseng, S.C.3
  • 51
    • 0030991927 scopus 로고    scopus 로고
    • A full-thickness scleral graft for the surgical management of a late filtration bleb leak
    • Kosmin AS, Wishart PK. A full-thickness scleral graft for the surgical management of a late filtration bleb leak. Ophthalmic Surg Lasers. 1997;28:461-468.
    • (1997) Ophthalmic Surg Lasers , vol.28 , pp. 461-468
    • Kosmin, A.S.1    Wishart, P.K.2
  • 52
    • 0031128965 scopus 로고    scopus 로고
    • The effect of heterogeneous scleral transplantation on hypotony after filtration surgery of glaucoma with mitomycin C
    • Yan L, Zhang S, Dong Q. [The effect of heterogeneous scleral transplantation on hypotony after filtration surgery of glaucoma with mitomycin C]. Zhonghua Yan Ke Za Zhi. 1997;33:181-183.
    • (1997) Zhonghua Yan Ke Za Zhi , vol.33 , pp. 181-183
    • Yan, L.1    Zhang, S.2    Dong, Q.3
  • 53
    • 0027200050 scopus 로고
    • Partial-thickness scleral-patch graft in revision of trabeculectomy
    • Clune MJ, Shin DH, Olivier MM, Kupin TH. Partial-thickness scleral-patch graft in revision of trabeculectomy. Am J Ophthalmol. 1993;115:818-820.
    • (1993) Am J Ophthalmol , vol.115 , pp. 818-820
    • Clune, M.J.1    Shin, D.H.2    Olivier, M.M.3    Kupin, T.H.4
  • 54
    • 0036127424 scopus 로고    scopus 로고
    • Incidence of late-onset bleb-related complications following trabeculectomy with mitomycin
    • DeBry PW, Perkins TW, Heatley G, Kaufman P, Brumback LC. Incidence of late-onset bleb-related complications following trabeculectomy with mitomycin. Arch Ophthalmol. 2002;120:297-300.
    • (2002) Arch Ophthalmol , vol.120 , pp. 297-300
    • DeBry, P.W.1    Perkins, T.W.2    Heatley, G.3    Kaufman, P.4    Brumback, L.C.5
  • 55
    • 0029935843 scopus 로고    scopus 로고
    • Management of chronic hypotony after glaucoma filtration surgery
    • Liebmann JM, Sokol J, Ritch R. Management of chronic hypotony after glaucoma filtration surgery. J Glaucoma. 1996;5:210-220.
    • (1996) J Glaucoma , vol.5 , pp. 210-220
    • Liebmann, J.M.1    Sokol, J.2    Ritch, R.3
  • 56
    • 0034448215 scopus 로고    scopus 로고
    • Hypotony. What is it? How should we manage it?
    • Johnstone MA. Hypotony. What is it? How should we manage it? J Glaucoma. 2000;9:131-133.
    • (2000) J Glaucoma , vol.9 , pp. 131-133
    • Johnstone, M.A.1
  • 57
    • 0036136326 scopus 로고    scopus 로고
    • Conjunctival advancement versus nonincisional treatment for late-onset glaucoma filtering bleb leaks
    • Burnstein AL, WuDunn D, Knotts SL, Catoira Y, Cantor LB. Conjunctival advancement versus nonincisional treatment for late-onset glaucoma filtering bleb leaks. Ophthalmology. 2002;109:71-75.
    • (2002) Ophthalmology , vol.109 , pp. 71-75
    • Burnstein, A.L.1    WuDunn, D.2    Knotts, S.L.3    Catoira, Y.4    Cantor, L.B.5
  • 58
    • 0345863704 scopus 로고    scopus 로고
    • Outcomes of bleb excision and conjunctival advancement for leaking or hypotonous eyes after glaucoma filtering surgery
    • Tannenbaum DP, Huffman D, Greaney MJ, Caprioli J. Outcomes of bleb excision and conjunctival advancement for leaking or hypotonous eyes after glaucoma filtering surgery. Br J Ophthalmol. 2004;88:99-103.
    • (2004) Br J Ophthalmol , vol.88 , pp. 99-103
    • Tannenbaum, D.P.1    Huffman, D.2    Greaney, M.J.3    Caprioli, J.4
  • 60
    • 0036236482 scopus 로고    scopus 로고
    • The sclera, the prion, and the ophthalmologist
    • Mehta JS, Franks WA. The sclera, the prion, and the ophthalmologist. Br J Ophthalmol. 2002;86:587-592.
    • (2002) Br J Ophthalmol , vol.86 , pp. 587-592
    • Mehta, J.S.1    Franks, W.A.2
  • 61
    • 0029889962 scopus 로고    scopus 로고
    • Use of fascia lata in revision of filtration surgery
    • Hughes BA, Shin DH, Birt CM. Use of fascia lata in revision of filtration surgery. J Glaucoma. 1996;5:207-209.
    • (1996) J Glaucoma , vol.5 , pp. 207-209
    • Hughes, B.A.1    Shin, D.H.2    Birt, C.M.3
  • 62
    • 0034850808 scopus 로고    scopus 로고
    • Repair of a late-onset filtering bleb leak using a corneal graft shaped with an excimer laser
    • Mistlberger A, Biowski R, Grabner G. Repair of a late-onset filtering bleb leak using a corneal graft shaped with an excimer laser. Ophthalmic Surg Lasers. 2001;32:428-431.
    • (2001) Ophthalmic Surg Lasers , vol.32 , pp. 428-431
    • Mistlberger, A.1    Biowski, R.2    Grabner, G.3
  • 64
    • 0036202898 scopus 로고    scopus 로고
    • Late-onset transconjunctival oozing and point leak of aqueous humor from filtering bleb after trabeculectomy
    • Matsuo H, Tomidokoro A, Suzuki Y, Shirato S, Araie M. Late-onset transconjunctival oozing and point leak of aqueous humor from filtering bleb after trabeculectomy. Am J Ophthalmol. 2002;133:456-462.
    • (2002) Am J Ophthalmol , vol.133 , pp. 456-462
    • Matsuo, H.1    Tomidokoro, A.2    Suzuki, Y.3    Shirato, S.4    Araie, M.5
  • 65
    • 0029001328 scopus 로고
    • Rapid visual recovery and long term intraocular pressure control after donor scleral patch grafting for trabeculectomy induced hypotony maculopathy
    • Haynes W, Alward WL. Rapid visual recovery and long term intraocular pressure control after donor scleral patch grafting for trabeculectomy induced hypotony maculopathy. J Glaucoma. 1995;4:200-201.
    • (1995) J Glaucoma , vol.4 , pp. 200-201
    • Haynes, W.1    Alward, W.L.2
  • 66
    • 0035205957 scopus 로고    scopus 로고
    • Hypotony maculopathy: Improvement of visual acuity after 7 years
    • Delgado MF, Daniels S, Pascal S, Dickens CJ. Hypotony maculopathy: improvement of visual acuity after 7 years. Am J Ophthalmol. 2001;132:931-933.
    • (2001) Am J Ophthalmol , vol.132 , pp. 931-933
    • Delgado, M.F.1    Daniels, S.2    Pascal, S.3    Dickens, C.J.4
  • 67


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