Ptosis
# Ptosis

Ptosis (from the Greek: πτῶσις 'falling', 'a fall', 'dropped') refers to droopiness or abnormal downward displacement of a body part or organ. Particular cases include:

* Ptosis (eyelid)
* Ptosis (chin)
* Ptosis (breasts)
* Visceroptosis, of the abdominal viscera
   * Gastroptosis, of the stomach
* Nephroptosis, of the kidney
