"This use-dependent increase in local blood flow (functional hyperemia), mediated by mechanisms collectively termed neurovascular coupling (NVC), is essential for normal brain function and ...
When RMS is situated in the inferior and anterior portions of the orbit, it often causes obvious chemosis and swelling ... into the left upper eyelid and conjunctiva (A, B). Note that the well ...
In the cavernous sinus, blockage of venous outflow causes proptosis and chemosis. Pain is usually present due to involvement of trigeminal nerve. Bilaterality also suggests cavernous sinus ...