What is another word for Posterior Ischemic Optic Neuropathy?
Pronunciation: [pɒstˈi͡əɹɪəɹ ɪskˈiːmɪk ˈɒptɪk njuːɹˈɒpəθɪ] (IPA) 
Posterior Ischemic Optic Neuropathy (PION) is a rare condition that affects the optic nerve by causing damage to the blood vessels that supply it with oxygen and nutrients. There are several synonyms for PION, which include optic nerve ischemia, ischemic optic neuropathy, and posterior optic nerve infarction. Ischemia refers to a lack of blood flow to the tissues, while infarction is the death of tissues due to a lack of blood flow. The symptoms of PION can be sudden and severe, including sudden loss of vision or blindness, and may be irreversible. Treatment options for PION depend on the underlying cause and can include medications, surgery, or lifestyle changes.
