A plastic surgery doctor can do many things for you. Maybe you don't like your large nose. Or perhaps you're tired of your flat chest and you want breast implants. On the other hand, many people get medical procedures for reasons that go beyond looking like your favorite celebrity. Birth defects, cancer, car accidents and more cause numerous people to get medical procedures to improve their looks. Explore some of these issues below.Microtia, or little ear, is a congenital birth defect that affects many kids. Doctors aren't exactly sure what causes little ear, but it basically means a child's outer ear isn't completed formed. Usually, the inner ear is okay, so the doctor will perform plastic surgery in order to form the child's outer ear. The operation calls for the doctor to take cartilage from the child's rib cage and use that to help create the tissue needed for the ear. This way, the child is less likely to reject the tissue, since it comes from his or her body. The doctor will need to do this procedure in stages and between each stage, he waits about a month before moving on to the next stage. After four procedures, the ear is formed and the child can go on to live a regular life without being teased or taunted because of their little ear.Breast cancer is another common reason people get plastic surgery. Many times, in order to save a woman's life and properly remove the cancers, doctors will need to remove both breasts. Even though this is a life-saving necessity, it is still devastating. The one thing that is most important to a female's womanhood is her breasts. Without them, a woman will feel self-conscious and even depressed. That's why many doctors perform reconstructive procedures in order to give women a sense of normalcy again. In addition, they will use breast implants to fill out the chest, then create a nipple also. As a result, a woman can get some of the confidence they were lacking.Furthermore, some people need to get cosmetic procedures because they were injured during an accident. Scars may not seem like a big mold manufacturer in China deal to some people, yet, if they're on your face, you may think again. Sometimes it's due to a deep cut or gash and once it healed, it leaves a huge, disfiguring scar. If you or someone you know is suffering with the embarrassment of such a scar, seeing a skilled plastic surgery doctor can help set you at ease.