Final answer:
Mastopexy is a surgical procedure used to lift and reshape sagging breasts. The correct condition for which mastopexy is used is ptosis.
Step-by-step explanation:
Mastopexy is a surgical procedure used to lift and reshape sagging breasts. The correct condition for which mastopexy is used is ptosis. Ptosis refers to the drooping or sagging of the breasts. Gynecomastia is the enlargement of breast tissue in males, polydactyly is a condition where a person has extra fingers or toes, and syndactyly is the fusion of two or more fingers or toes.