The effect of corneal thickness and corneal curvature on pneumatonometer measurements

Current Eye Research

Volumn 25, Issue 2, 2002, Pages 107-112

  Morgan, Andrew J ^a   Harper, Justine ^a   Hosking, Sarah L ^a   Gilmartin, Bernard ^a  

^a ASTON UNIVERSITY   (United Kingdom)

Author keywords

Corneal curvature; Corneal thickness; Intraocular pressure measurement; Pneumatonometer; Pressure pulse amplitude

Indexed keywords

A SCAN; ADULT; ARTICLE; BIOMETRY; COLLEGE STUDENT; CONTROLLED STUDY; CORNEA CURVATURE; CORNEA THICKNESS; CORRELATION ANALYSIS; FEMALE; HUMAN; INTRAOCULAR PRESSURE; MALE; MEASUREMENT; MULTIPLE REGRESSION; NORMAL HUMAN; PRIORITY JOURNAL; RELIABILITY; TONOMETRY; TOPOGRAPHY;

ADOLESCENT; ADULT; CORNEA; CORNEAL TOPOGRAPHY; CROSS-SECTIONAL STUDIES; FEMALE; HUMANS; INTRAOCULAR PRESSURE; MALE; TONOMETRY, OCULAR; WEIGHTS AND MEASURES;

EID: 0036963538     PISSN: 02713683     EISSN: None     Source Type: Journal    
DOI: 10.1076/ceyr.25.2.107.10162     Document Type: Article

References (41)

1. Sommer A. Glaucoma risk factors observed in the Baltimore Eye Survey. Curr Opin Ophthalmol. 1996;7:93-98.
2. Collaborative Normal-Tension Glaucoma Study Group. Comparison of glaucomatous progression between untreated patients with normal-tension glaucoma and patients with therapeutically reduced intraocular pressures. Am J Ophthalmol. 1998;126:487-497.
3. Whitacre MM, Stein R. Sources of error with use of Goldmann-type tonometers. Surv Ophthalmol. 1993;38:1-30.
4. Doughty MJ, Zaman ML. Human corneal thickness and its impact on intraocular pressure measures: A review and meta-analysis approach. Surv Ophthalmol. 2000;44:367-408.
5. Mark HH. Corneal curvature in applanation tonometry. Am J Ophthalmol. 1973;76:223-224.
6. Brubaker RF. Tonometry and corneal thickness. Arch Ophthalmol. 1999;117:104-105.
7. Tomlinson A, Leighton DA. Ocular dimensions in low tension glaucoma. Br J Ophthalmol. 1972;56:97-105.
8. Copt RP, Thomas R, Mermoud A. Corneal thickness in ocular hypertension, primary open-angle glaucoma, and normal tension glaucoma. Arch Ophthalmol. 1999;117:14-16.
9. Walker RE, Litovitz TL. An experimental and theoretical study of the pneumatic tonometer. Exp Eye Res. 1972;13:14-23.
10. Walker RE, Compton GA, Langham M. Pneumatic applanation tonometer studies: IV. Analysis of pulsatile response. Exp Eye Res. 1975;20:245-253.
11. Bynke HG, Schele B. On the origin of the ocular pressure pulse. Ophthalmologica. 1967;153:29-36.
12. Kerr J, Nelson P, O'Brien C. A comparison of ocular blood flow in untreated primary open-angle glaucoma and ocular hypertension. Am J Ophthalmol. 1998;126:42-51.
13. James CB, Smith SE. Pulsatile ocular blood flow in patients with low tension glaucoma. Br J Ophthalmol. 1991;75:466-470.
14. Schmidt KG, Von Ruckmann A, Mittag TW. Okuläre pulsamplitude bei okulärer hypertension und verschiedenen glaukomformen. Ophthalmologica. 1998;212:5-10.
15. Bafa M, Lambrinakis I, Dayan M, Birch M. Clinical comparison of the measurement of the IOP with the ocular blood flow tonometer, the Tonopen XL and the Goldmann applanation tonometer. Acta Ophthalmol Scand. 2001;79:15-18.
16. Chidlow G, Nash MS, Crowhurst C, Bron AJ, Osborne NN. The Ocular Blood Flow Tonograph: A new instrument for the measurement of intraocular pressure in rabbits. Exp Eye Res. 1996;63:463-469.
17. Singh RP, Goldberg I, Graham SL, Sharma A, Mohsin M. Central corneal thickness, tonometry, and ocular dimensions in glaucoma and ocular hypertension. J Glaucoma. 2001;10:206-210.
18. Abbasoglu OE, Bowman RW, Cavanagh HD, McCulley JP. Reliability of intraocular pressure measurements after myopic excimer photorefractive keratectomy. Ophthalmology. 1998;105:2193-2196.
19. Zadok D, Tran DB, Twa M, Carpenter M, Schanzlin DJ. Pneumotonometry versus Goldmann tonometry after laser in situ keratomileusis for myopia. J Cataract Refract Surg. 1999;25:1344-1348.
20. Durham DG, Bigliano RP, Masino JA. Pneumatic applanation tonometer. Trans Am Acad Ophth Otolaryng. 1965;69:1029-1047.
21. Tonjum AM. A new sensor for pneumatic tonometry. Construction and working principle. Acta Ophthalmol. 1973;120(Suppl.):12-19.
22. Spraul C, Lang GE, Ronzani M, Hogel J, Lang GK. Reproducibility of measurements with a new slit lamp-mounted ocular blood flow tonograph. Graefe's Arch Clin Exp Ophthalmol. 1998;236:274-279.
23. Goss DA, Van Veen HG, Rainey BB, Feng B. Ocular components measured by keratometry, phakometry, and ultrasonography in emmetropic and myopic optometry students. Optom Vis Sci. 1997;74:489-495.
24. James CB, Trew DR, Clark K, Smith SE. Factors influencing the ocular pulse - axial length. Graefe's Arch Clin Exp Ophthalmol. 1991;229:341-344.
25. Bland JM, Altman DG. Statistics notes: Measurement error and correlation coefficients. BMJ. 1996;313:41-42.
26. Ray WA, O'Day DM. Statistical analysis of multi-eye data in ophthalmic research. Inv Ophthalmol Vis Sci. 1985;26:1186-1188.
27. Ravalico G, Pastori G, Crocè M, Toffoli G. Pulsatile ocular blood flow variations with axial length and refractive error. Ophthalmologica. 1997;211:271-273.
28. Price FW, Koller DL, Price MO. Central corneal pachymetry in patients undergoing laser in situ keratomileusis. Ophthalmology. 1999;106:2216-2220.
29. Norman GR, Streiner DL. Multiple Regression. In: Norman GR, Streiner DL. Biostatistics: The Bare Essentials. Hamilton, Ontario: B.C. Decker Inc; 2000:127-137.
30. Eysteinsson T, Jonasson F, Sasaki H, Arnarsson A, Sverrisson T, Sasaki K, Stefansson E. Central corneal thickness, radius of the corneal curvature and intraocular pressure in normal subjects using non-contact techniques: Reykjavik Eye Study. Acta Ophthalmol Scand. 2002;80:11-15.
31. Goldman VH, Schmidt T. Applanationstonometrie. Ophthalmologica. 1957;134:221-242.
32. Stahl J, Vold S. Effect of corneal thickness on the accuracy of intraocular pressure measurement in rabbits after excimer laser photoablation. J Cataract Refract Surg. 2000;26:736-743.
33. Eisenberg DL, Sherman BG, McKeown CA, Schuman JS. Tonometry in adults and children: A manometric evaluation of pneumatonometry, applanation, and TonoPenin vitro and in vivo. Ophthalmology. 1998;105:1173-1181.
34. Whitacre MM, Stein RA, Hassanein K. The effect of corneal thickness on applanation tonometry. Am J Ophthalmol. 1993;115:592-596.
35. Claridge KG, Smith SE. Diurnal variation in pulsatile ocular blood flow in normal and glaucomatous eyes. Surv Ophthalmol. 1994;38:S198-S205.
36. Dubbelman M, Van der Heijde GL, Weeber HA. The thickness of the aging human lens obtained from corrected Scheimpflug images. Optom Vis Sci. 2001;78:411-416.
37. Schmidt KG, Ruckmann AV, Mittag TW, Hessemer V, Pillunat LE. Reduced ocular pulse amplitude in low tension glaucoma is independent of vasospasm. Eye. 1997;11:485-488.
38. Shih Y-F, Horng I-H, Yang C-H, Lin LL-K, Peng Y, Hung P-T. Ocular pulse amplitude in myopia. J Ocul Pharmacol. 1991;7:83-87.
39. To'mey KF, Faris BM, Jalkh AE, Nasr AM. Ocular pulse in high myopia: A study of 40 eyes. Ann Ophthalmol. 1981;13:569-571.
40. Phillips JR, McBrien NA. Form deprivation myopia: Elastic properties of sclera. Ophthal Physiol Opt. 1995;15:357-362.
41. Silver DM, Geyer O. Pressure-volume relation for the living human eye. Curr Eye Res. 2000;20:115-120.