It’s about time. We are now on Instagram!
ptosis pto·sis (tō'sĭs)
n. pl. pto·ses (-sēz)
Abnormal lowering or drooping of an organ or a part, especially a drooping of the upper eyelid caused by muscle weakness or paralysis.
ptotic ptot·ic (tŏt'ĭk)
Relating to or characterized by ptosis.