There are a range of other physical disorders that can be characterised by either widespread pain and weakness, progressive muscle weakness and loss of muscle tissue, the absence, malformation or loss of limbs or digits and coordination, movement or balance difficulties related to a brain injury.
Links to specific types of ‘other’ physical disorders:
References:
Better Health Channel 2007, Bones, muscles and joints, State Government of Victoria, Melbourne, viewed 9 March 2007, http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/(Pages)/dc_bonesmusclesjoints?OpenDocument