Full blood count. A full blood count, or FBC, is a very common blood test. Doctors use this to check a person's general health as well as screening for specific conditions, such as anaemia.
floater - spots before the eyes caused by opaque cell fragments in the vitreous humor and lens; floaters seem to drift through the field of vision musca volitans, muscae volitantes, spots symptom - (medicine) any sensation or change in bodily function that is experienced by a patient and is associated with a particular disease
What Exactly is a Floater in Your Eye? Eye floaters are tiny specks or strings that float into your field of vision. While they may be a nuisance, eye floaters should not cause you any pain or discomfort. If they persist, however, you should schedule an eye exam with your eye doctor. Eye floaters can appear as black or gray dots, lines, cobwebs, or blobs.