injuries from foreign body are uncommon. More commonly the foreign bodies
are found in the subtarsal area and cornea where there can be easily removed.
red eye and
visual acuity is important, in the presence
of severe pain and blepharospasm visual acuity is checked after instillation
of topical anesthesia. Intraocular foreign body can cause drop in visual
acuity through cataract or vitreous haemorrhage
note any distortion of the pupil or
iris which may be caused by a perforating injury
eversion of the upper lid is essential
as foreign body may be lodged in the subtarsal area causing corneal abrasion
subtarsal or corneal foreign bodies
can easily be removed with a cotton bud following instillation of topical
refer patient within 24 hours if the
corneal foreign body cannot be easily or completely removed.
any patient with suspected intraocular
foreign body should be referred immediately. History suggestive of intraocular
foreign body include the use of hand-hammer on metal or accidnts with industrial
Metal corneal foreign body. This
can be easily removed with a cotton bud after
application of topical anesthesia.
A painful eye caused by a subtarsal
foreign body. Eversion of the upper lid reveals the
foreign body which may otherwise
This welder sustained a penetrating
injury at work. The picture shows a piece
of iron foreign body embedded in
the vitreous. This was removed within 24
hours by the vitreoretinal surgeon.
Intraocular iron is toxic to the eye tissue
and should be removed.
Return to trauma