Symptoms can be serious, and the disease can be fatal â especially for babies, the elderly, and people with weakened immune systems. When influenza pandemics occur, they spread quickly, often killing large numbers of previously healthy people. From 1918 to 1919, a flu pandemic hit the U.S. in three waves.
Enucleation (Eyeball Removal). Enucleation is the removal of an eye. It is an irreversible method of treating various disorders of the eye. Reasons for enucleation include: 1  Severe untreatable trauma, such as a perforated or ruptured eyeball. 2  Uncontrollable glaucoma.
Enucleation and Evisceration. Enucleation and evisceration are procedures used to remove a diseased eye. During an evisceration the contents of the eye and the cornea are removed, but the sclera, or outer covering of the eye, remains. During an enucleation the entire eyeball is removed. Reasons for removal of an eye.