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
Floaters look like small specks, dots, circles, lines or cobwebs in your field of vision. While they seem to be in front of your eye, they are floating inside. Floaters are tiny clumps of gel or cells inside the vitreous that fills your eye. What you see are the shadows these clumps cast on your retina. You usually notice floaters when looking at something plain, like a blank wall or a blue sky.