In the study by Widuchowski et al(14), some type of chondral lesion was found in 60% of the knees operated, of which 67% were classified as osteochondral or chondral lesions, 29% as osteoarthritis, 2% as osteochondritis dissecans and 1% as other types.
Your account balance, also referred to as your current balance, is the total balance on your account, including any activity since your last statement. That last bit of the definition is probably the best way to differentiate the pair.
Account balances and transactions for checking and savings accounts are generally real-time. Balances for these accounts will change throughout the day as you perform transactions via Internet Banking. Generally, transactions performed outside of Internet Banking will be reflected the next business day.