All 5 cases of malignant amelanotic melanoma were misdiagnosed.
5例无色素性恶性黑色素瘤全部误诊。
MR imaging can not differentiate amelanotic melanoma from other tumors.
如果是无黑色素的黑色素瘤，MR无法将其与其他肿瘤鉴别。
Results: Anchoring cells were mostly amelanotic melanocyte in early stage, only a small quantity of keratinocyte and none of fibroblast.
结果培养物中初始贴壁细胞大多数为无色素黑素细胞，仅有少量的角质形成细胞，无成纤维细胞污染。
Results: Anchoring cells were mostly amelanotic melanocyte in early stage, only a small quantity of keratinocyte and none of fibroblast.
结果培养物中初始贴壁细胞大多数为无色素黑素细胞，仅有少量的角质形成细胞，无成纤维细胞污染。
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