Journal article

The Use of HRT With and Without the Aid of Disc Photographs

Seng Chee Loon, Louis Tong, Gus Gazzard, Yiong Huak Chan, Ee Ling Sim, Tin Aung, Donald TH Tan, PR Healey, Tien Yin Wong, Victor Koh, Seang Mei Saw

JOURNAL OF GLAUCOMA | LIPPINCOTT WILLIAMS & WILKINS | Published : 2011

Abstract

PURPOSE: To evaluate the measurement of optic disc morphology using Heidelberg Retinal Tomography (HRT) with and without the aid of optic disc photos. METHODS: One hundred three children (aged 11 and 12 y, 52 boys) were selected randomly from the Singapore Cohort study of Risk Factors for Myopia. Optic nerve head topography and retinal nerve fiber layer thickness measurements were assessed using the HRT-II (Heidelberg, Germany) scanning laser ophthalmoscope. All contour lines were drawn by the same researcher on 2 occasions. The first drawing was made without optic disc photographs but using the 3-dimensional rotation assessment. The second drawing was made with the additional aid of digital..

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