Angio-OCT / Medical Retina Spektrum Augenheilkd (2017) 31:288–293 DOI 10.1007/s00717-017-0359-4 Volume rendering of superﬁcial optic disc drusen A possible new imaging technique using optical coherence tomography angiography Peter M. Maloca · Adnan Tufail · Catherine Egan · Sandrine Zweifel · Pascal W Hasler · Axel Petzold · J. Emanuel Ramos de Carvalho Received: 6 May 2017 / Accepted: 11 July 2017 / Published online: 9 August 2017 © Springer-Verlag GmbH Austria 2017 Summary work of multiple drusen islands instead of forming Background Optic disc drusen (ODD) are calciﬁed a dense mass. Multiple vascular channels with perfo- deposits potentially caused by disturbances in axonal rating vessels were found across the drusen. metabolism. The clinical course and visual impair- Conclusion Three-dimensional volume rendering ment of ODD is usually mild; however, signiﬁcant of OCTA scans provided new insight on the spatio- ocular morbidity may occur, such as visual ﬁeld de- anatomical features of superﬁcial ODD. The new fea- fects and retinal haemorrhages. Optic disc drusen tures herein described, namely multilobulated drusen may pose a diagnostic dilemma and differentiating islands and intradrusen channels, may directly con- these from other entities that can lead to similar tribute to the pathogenic events leading to transient
Spektrum der Augenheilkunde – Springer Journals
Published: Aug 9, 2017
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