question: my brother is 15 y.o; when he was a child, his neck became inflammed, the inflammation subside after 3 weeks and when he was starting to drink ensure chocolate milk. but right  now, he felt something on his neck again but right now it is above the throat. He went to the doctor yesterday and he undergo for ppd test and chest x-ray. His chest xray result says he has a pleurodiaphragmatic adhesion left. what is it? what is the treatment.? tnx.