Ultrasonography for Orthoptists

Anne McIndoe, DOBA

A general look at ultrasonography as used in diagnosis and management of certain eye conditions, namely cataract, foreign bodies, intraocular and intraorbital tumours and diseases and squint. The basic principles are described as is the equipment used. General methods of operation are outlined and artefacts discussed briefly. Attention is drawn to the possible use of ultrasonography in determining before surgery the amount of recession/ resection necessary in the squinting eye.