PINEAL CYST - NORMAL OR PATHOLOGICAL

Review of 500 consecutive MRI studies was undertaken to assess the fre quency and the appearances of cystic pineal glands. Cysts were encount ered in 2.4 % of cases. Follow-up examination demonstrated no change i n these cysts and they were considered to be a normal variant. Size, M RI appearances and signs associated with this condition are reported i n order to establish criteria of normality.