Liability and contra liability accounts are usually classified (put into distinct groupings, categories, or classifications) on the balance sheet. The liability classifications and their order of appearance on the balance sheet are: 1  Current Liabilities.  Long Term Liabilities.
1 Duchenne. 2  The most common form of muscular dystrophy in children, Duchenne muscular dystrophy affects only males. 3  It appears between the ages of 2 and 6. 4  The muscles decrease in size and grow weaker over time yet may appear larger.
The most well known of the muscular dystrophies is Duchenne muscular dystrophy (DMD), followed by Becker muscular dystrophy (BMD). Listed below are the nine different types of muscular dystrophy. Each type differs in the muscles affected, the age of onset, and its rate of progression.