Evaluation of keratometric, pachymetric, and elevation parameters of keratoconic corneas with pentacam

Cornea

Volumn 28, Issue 9, 2009, Pages 976-980

  Miháltz, Kata ^a,b   Kovács, Illés ^a   Takács, Ágnes ^a   Nagy, Zoltán Z ^a  

^a SEMMELWEIS UNIVERSITY   (Hungary)

^b NONE   (Hungary)

Author keywords

Corneal elevation; Keratoconus; Pentacam

Indexed keywords

ACCURACY; ADULT; ANALYTICAL ERROR; AREA UNDER THE CURVE; ARTICLE; CAMERA; CLINICAL ARTICLE; CONTROLLED STUDY; CORNEA THICKNESS; FEMALE; HUMAN; KERATOCONUS; KERATOMETRY; MALE; PRIORITY JOURNAL; RECEIVER OPERATING CHARACTERISTIC; SENSITIVITY AND SPECIFICITY;

ADULT; CORNEA; CORNEAL TOPOGRAPHY; FEMALE; HUMANS; KERATOCONUS; MALE; PHOTOGRAPHY; REPRODUCIBILITY OF RESULTS; ROC CURVE; SENSITIVITY AND SPECIFICITY;

EID: 70349745732     PISSN: 02773740     EISSN: None     Source Type: Journal    
DOI: 10.1097/ICO.0b013e31819e34de     Document Type: Article

References (29)

1. Rabinowitz YS. Keratoconus. SurvOphthalmol. 1998;42:297-319.
2. Krachmer JH, Mannis MJ, Holland EJ, et al. Cornea Text and Color Atlas [CD-ROM]. St. Louis, MO: Mosby; 1998.
3. Barr JT, Wilson BS, Gordon MO, et al. Estimation of the incidence and factors predictive of corneal scarring in the Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study. Cornea. 2006;25:16-25.
4. McMahon TT, Edrington TB, Szczotka-Flynn L, et al. Longitudinal changes in corneal curvature in keratoconus. Cornea. 2006;25: 296-305.
5. Ciolino JB, Belin MW. Changes in the posterior cornea after laser in situ keratomieleusis and photorefractive keratectomy. J Cataract Refract Surg. 2006;32:1426-1431. (Pubitemid 44247476)
6. Klein SR, Epstein RJ, Randleman B, et al. Corneal ectasia after laser in situ keratomileusis in patients without apparent preoperative risk factors. Cornea. 2006;388-403.
7. Swartz T, Marten L, Wang M. Measuring the cornea: the latest developments in corneal topography. Curr Opin Ophthalmol. 2007;18: 325-333. (Pubitemid 46955300)
8. Ambrósio R, Alonso RS, Luz A, et al. Corneal-thickness spatial profile and corneal-volume distribution: tomographic indices to detect keratoconus. J Cataract Refract Surg. 2006;32:1851-1859. (Pubitemid 44647765)
9. Konstantopoulos A, Hossain P, Anderson DF. Recent advances in ophthalmic anterior segment imaging: a new era for ophthalmic diagnosis? Br J Ophthalmol. 2007;9:1551-1557.
10. Fam HB, Lim KL. Corneal elevation indices in normal and keratoconic eyes. J Cataract Refract Surg. 2006;32:1281-1287.
11. Neshburn AB, Bahri S, Salz J. Keratoconus detected by videokeratography in candidates for photorefractive keratectomy. J Refract Surg. 1995; 11:194-201.
12. Tomidokoro A, Oshika T, Amano S, et al. Changes in anterior and posterior corneal curvatures in keratoconus. Ophthalmology. 2000;107: 1328-1332. (Pubitemid 30828498)
13. Wilson SE. Cautions regarding measurement of the posterior corneal curvature. Ophthalmology. 2000;107:1223. (Pubitemid 30828483)
14. De Sanctis U, Missolunghi A, Mutani B, et al. Reproducibility and repeatability of central corneal thickness measurement in keratoconus using the rotating Scheimpflug camera and pachymetry. Am J Ophthalmol. 2007;144:712-718.
15. Nilforoushan MR, Marmor M, Abramson J, et al. Comparative evaluation of refractive surgery candidates with Placido topography, Orbscan II, Pentacam, and wavefront analysis. J Cataract Refract Surg. 2008;34: 623-631.
16. Quisling S, Sjoberg S, Zimmerman B, et al. Comparison of Pentacam and Orbscan II on posterior curvature topography measurements in keratoconus eyes. Ophthalmology. 2006;113:1629-1632. (Pubitemid 44292305)
17. Ho JD, Tsai CY, Tsai RJF, et al. Validity of the keratometric index: evaluation by the Pentacam rotating Scheimpflug camera. J Cataract Refract Surg. 2008;34:137-145.
18. Rüfer S, Schröder A, Arvani MK, et al. Central and peripheral corneal pachymetry-standard evaluation with the Pentacam system. Klin Monatsbl Augenheilkd. 2005;222:117-122. (Pubitemid 40327315)
19. Emre S, Doganay S, Yologlu S. Evaluation of anterior segment parameters in keratoconic eyes measured with the Pentacam system. J Cataract Refract Surg. 2007;33:1708-1712. (Pubitemid 47419232)
20. Kawana K, Miyata K, Tokunaga T, et al. Central corneal thickness measurements using Orbscan II scanning slit topography, noncontact specular microscopy, and ultrasonic pachymetry in eyes with keratoconus. Cornea. 2005;24:967-971. (Pubitemid 41688532)
21. Ho T, Cheng ACK, Rao SK, et al. Central corneal thickness measurements using Orbscan II, Visante, ultrasound, and Pentacam pachymetry after laser in situ keratomileusis for myopia. J Cataract Refract Surg. 2007;33: 1177-1182. (Pubitemid 46936129)
22. Chen D, Lam AKC. Intrasession and intersession repeatability of the Pentacam system on posterior corneal assessment in the normal human eye. J Cataract Refract Surg. 2007;33:448-454. (Pubitemid 46281560)
23. Ucakhan OO, Ozkan M, Kanpolat A. Corneal thickness measurements in normal and keratoconic eyes: Pentacam comprehensive eye scanner versus noncontact specular microscopy and ultrasound pachymetry. J Cataract Refract Surg. 2006;32:970-977. (Pubitemid 44202394)
24. Ciolino JB, Khachikian SS, Belin MW. Comparison of corneal thickness measurements by ultrasound and Scheimpflug photography in eyes that have undergone laser in situ keratomileusis. Am J Ophthalmol. 2008;145: 75-80.
25. Martus P, Jünemann A,Wisse M. Multivariate approach for quantification of morphologic and functional damage in glaucoma. Invest Ophthalmol Vis Sci. 2000;41:1099-1110. (Pubitemid 30187547)
26. De Sanctis U, Loiacono C, Richiardi L, et al. Sensitivity and specificity of posterior corneal elevation measured by Pentacam in discriminating keratoconus/subclinical keratoconus. Ophthalmology. 2008;115: 1534-1539.
27. Cairns G, McGhee CN. Orbscan computerized topography: attributes, applications, and limitations. J Cataract Refract Surg. 2005;31:205-220. (Pubitemid 40267672)
28. Rao SN, Raviv T, Majmudar PA, et al. Role of Orbscan II in screening keratoconus suspects before refractive corneal surgery. Ophthalmology. 2002;109:1642-1646. (Pubitemid 35012011)
29. Khachikian SS, Belin MW. Normal values for corneal elevation using Scheimpflug Topography. Clin Exp Ophthalmol. In press.