The Hills' Heidi Montag undergoes hysteroscopic polypectomy surgery amid fertility struggles

Heidi Montag Has Surgery to Better Chances of Conceiving 2nd Child

Heidi Montag Slams Lauren Conrad: She's a Loser Who Treated Me Like a DOG!

Heidi Montag Calls Kristin Cavallari Most Successful Member of 'The Hills,' Slams Lauren Conrad