» Avascular Necrosis    Offers a personal story since contracting this disease. Including information and a diary.    http://home.pacific.net.au/~rossjones

» Dr Yoon's Osteonecrosis Clinic    Describes information about osteonecrosis (avascular necrosis aseptic necrosis AVN ON) of femoral head which is a disabling disease developed in the hip joint.    http://altair.chonnam.ac.kr/~tryoon/i-index.htm

» Kienbock's Disease - Australia    A support and information group in Australia interacting by message or chat room for people with avascular necrosis of the lunate.    http://groups.yahoo.com/group/KienbockDisease_Australia

» Legg Perthes Support Group International    Part of the National Osteonecrosis Foundation, offering encouragement, medical information, online discussions and a message board.    http://maxpages.com/lpsupportgroup

» Osteonecrosis Listserver    Internet forum for osteonecrosis (also called avascular necrosis) offering information and support.    http://groups.yahoo.com/group/osteonecrosis/