First, your floaters are meaningless. You see them because your anxiety causes you brain to focus on them rather than filter them out from conscious awareness. This is a common complaint by PCS sufferers. Many of us have had ophthalmologists examine us for these floaters. The common ophtho response is they do not mean anything unless they are red or brown and do not move around.

The tingling in your feet could be related to anything along your spinal column or to just a blood flow issue with your feet. .