【評論主題】5.關於白線（linea alba）的敘述，下列何者錯誤？(A)為頰黏膜常見的變化之一 (B)臨床上通常呈現位於兩側頰黏膜相對於咬合平面的白色線狀變化 (C)組織病理學特徵常為過度正角化（hypero

【評論內容】

(D)Oral and Maxillofacial Pathology 3rd edition p.285

No other associated problem, such as insufficient horizontal overlap or rough restorations of the teeth, isnecessary for the development of linea alba.