This section discusses 5 medical conditions causing Floaters in one eye. A simple discussion of these causes with additional information is below. The following medical conditions are some of the possible causes of Floaters in one eye.
By Mayo Clinic Staff. Amniotic fluid embolism occurs when amniotic fluid or fetal material enters the mother's bloodstream. Why this happens isn't well understood. A likely cause is a breakdown in the placental barrier, such as from trauma.
For example, an air embolism in: 1  the arteries to the brain can cause immediate loss of consciousness and may lead to seizures (fits) or a stroke â it can also cause confusion, dizziness and slurred speech. 2  the coronary arteries (which lead to the heart) may cause a heart attack or an abnormal heart rhythm.