Histopathologic examination showed hyperkeratosis of epidermis, increased thickness of the granular layer and dilation of subpapillary vessels filled with red blood cells.

组织病理学检查示表皮角化过度,呈乳头瘤样增生,颗粒层增厚,真皮乳头增生张的管,管腔内含红胞,管周围淋巴胞浸润。

Too few proteins lead to night blindness, perifollicular hyperkeratosis, xerophthalmia, keratomolacia, increased morbidity and mortality in young children.

维生素不足可导致夜盲、囊周角化过度、异物笥眼炎、儿童发病率我死亡率增高等。