Relationship Between Central Corneal Thickness and Intraocular Pressure Measures Instruments.

Sponsor

Aston University (Other)

Overall Status

Completed

CT.gov ID

NCT00347191

Collaborator

(none)

1,000

Enrollment

Location

Duration (Months)

201.6

Patients Per Site Per Month

Study Details

Study Description

Brief Summary

The purpose of this study is to evaluate the relationship between intraocular pressure and central corneal thickness using various instruments in ocular hypertension, normal-tension glaucoma, primary open angle glaucoma, keratoconus and normal eyes.

Condition or Disease	Intervention/Treatment	Phase
Glaucoma Glaucoma, Open Angle Ocular Hypertension Keratoconus

Detailed Description

The purpose of this study is to evaluate the relationship between intraocular pressure and ultrasound pachymetry measured central corneal thickness using Goldman tonometry and PASCAL instruments.

Patient groups examined include:

ocular hypertensives normal-tension glaucoma primary open angle glaucoma keratoconus control normal eyes

Study Design

Study Type:

Observational

Observational Model:

Cohort

Time Perspective:

Prospective

Official Title:

Phase 4 Study Evaluating the Relationship Between Intraocular Pressure and Central Corneal Thickness Using Various Instruments in Ocular Hypertension, Normal-tension Glaucoma, Primary Open Angle Glaucoma, Keratoconus and Normal Eyes.

Study Start Date :

Jan 1, 2006

Actual Study Completion Date :

Jun 1, 2006

Outcome Measures

Primary Outcome Measures

Eligibility Criteria

Criteria

Ages Eligible for Study:

18 Years and Older

Sexes Eligible for Study:

All

Accepts Healthy Volunteers:

Inclusion Criteria:

Adults over the age of 18 years Clinical diagnosis of glaucoma, open angle; ocular hypertension; glaucoma (low-tension); keratoconus and other healthy volunteers.

Exclusion Criteria:

Children under the age of 18 years Adults with learning disabilities Adults who are unconscious or severely ill Adults who have known terminal illness Adults in emergency situations Adults with dementia Prisoners Young offenders Those who could be considered to have a dependant relationship with the investigator (i.e. those in care homes or medical students) Other vulnerable groups