细胞减少的
Histologically, MGA consists small round glands with open lumens, distributed mostly randomly in a hypocellular dense collagenous or fatty stroma. 组织学：MGA由小而圆的腺体组成，腺腔开放，大多数随机分布于少细胞的致密胶原化间质或脂肪中。
Bone marrow aspiration and biopsy--hypocellular 骨髓穿刺与活检-细胞减少
