MASSIVE breast hypertrophy is a rare condition of unknown etiology that occurs in two forms: the virginal, or pubertal, hypertrophy and the hypertrophy of pregnancy, more often referred to as gigantomastia with pregnancy. The virginal hypertrophy begins at puberty, progresses independent of pregnancy, and occurs usually between the ages of 11 and 19. Gigantomastia with pregnancy is the rarer of the two forms, usually begins during the first few months of pregnancy, and may progress to necrosis, incapacity, and even death. This report is concerned with gigantomastia occurring with pregnancy.
The usual history of a patient with this condition is that of a healthy pregnant woman noting much to her horror and amazement during the first few months of her pregnancy a gradual bilateral massive enlargement of her breasts. The breasts may progress to several times their normal weight and size, and eventually become huge, grotesque, and incapacitating. The breasts
Moss WM. Gigantomastia With PregnancyA Case Report With Review of the Literature. Arch Surg. 1968;96(1):27-32. doi:10.1001/archsurg.1968.01330190029007