[Extemporaneous withdrawal with a mini-spike filter: A low infection risk technique for drawing up bevacizumab for intravitreal injection].

Purpose: To describe a technique for extemporaneously drawing up bevacizumab for intravitreal injection (IVT) and report the rate of post-injection endophthtalmitis.

Patients And Methods: Retrospective monocentric analysis (January 2010-December 2014) of all IVT of bevacizumab drawn up with the following technique: in the operating room (class ISO 7) through a mini-spike with an integrated bacteria retentive air filter. The surgeon was wearing sterile gloves and a mask.

[Is it optic neuritis? Differential diagnosis].

Optic neuritis is clinically suspected when painful, rapidly progressive central visual loss occurs in a young patient who has a relative afferent pupillary defect. Ophthalmoscopy is normal in the majority of cases but papillitis or optic disc palor can occur. Several other diseases can mimic optic neuritis, such as ophthalmological conditions or other diseases affecting the visual pathways.