<unk>  is diagnosed by identifying symptoms, examining the eye, and performing tests to identify the cause. Some common tests include: *Examination of the eye with a microscope *Pupil dilation and examination *An ultrasound examination may be used if the doctor does not have a clear view of the back of the eye *Blood tests to check for specific causes such as diabetes *A CT scan to check for injury around the eye *Referral to a retinal specialist
Vitreous hemorrhage
Retinal haemorrhage
Intraocular hemorrhage
Cavernous sinus thrombosis
Labyrinthine fistula
Persistent hyperplastic primary vitreous
Posterior vitreous detachment
Chemical eye injury