Retinal detachment, tears or holes can occur when the ... When to see a doctor about flashes of light in the eye The source ...

Eye floaters are formed when some of ... A lot of new floaters, along with flashes of light, can indicate a retinal tear or detachment, which needs to be treated right away.

Taking about floaters and flashes in the eyes, the NHS says that these are "dots and lines (floaters) or flashes of light in your vision are common." Although they're "not usually serious", the ...