[The evolution and treatment of giant-cell tumors of the bones. The author's personal experience].

In the interval 1962-1987 the author had treated 41 cases of giant cell bone tumors (25 females and 16 males). The 20-40 age group was prevalently affected (32 cases). The upper epiphysis of tibia and lower epiphysis of femur were the most common sites (13 and 9 cases, respectively). The clinical, x-ray and especially the histological data decided the type of intervention.