איזו תופעת לוואי עלולה להיגרם עקב טיפול קרינתי לאיזור המוח?

Alopecia areata, also known as spot baldness, is a condition in which hair is lost from some or all areas of the body. Often, it results in a few bald spots on the scalp, each about the size of a coin. The disease may cause psychological stress. People are generally otherwise healthy.