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 muscular dystrophies are a group of genetic diseases that affect skeletal muscles and often also heart muscle. The symptoms include muscle weakness and progressive muscle wasting. Duchenne muscular dystrophy (DMD) is the most common and a very severe form of the disease.It is caused by a genetic fault which prevents the production of a protein called dystrophin. Without dystrophin, muscles are fragile and are easily damaged.uchenne muscular dystrophy (DMD) is the most common and a very severe form of the disease. It is caused by a genetic fault which prevents the production of a protein called dystrophin. Without dystrophin, muscles are fragile and are easily damaged.