The assessment criteria include: age (<15 and ≥15), location (in or on pit pituitary or both), well or ill-defined borders, size (<3 cm, 3 - 5 cm, and > 5 cm), the components (cysts, calcifications, tissue), cystic volume (≤50% and> 50%), the types of calcification (ring, mass or both), and enhancement (homogenous, ring, node or both).