Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor
Yolk sac tumor (YST) is one of rare malignant germ cell tumors (GCTs). Primary intracranial YST, also endodermal sinus tumor (EST), is a quite rare type of brain tumor. Here, we report a case of YST, review the relevant literature, and propose a treatment strategy for this rare tumor. A 6-year-old b...
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oai:doaj.org-article:21ad369df25f49f79d19d255034e8e482021-11-05T05:32:09ZPrimary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor2234-943X10.3389/fonc.2021.739733https://doaj.org/article/21ad369df25f49f79d19d255034e8e482021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fonc.2021.739733/fullhttps://doaj.org/toc/2234-943XYolk sac tumor (YST) is one of rare malignant germ cell tumors (GCTs). Primary intracranial YST, also endodermal sinus tumor (EST), is a quite rare type of brain tumor. Here, we report a case of YST, review the relevant literature, and propose a treatment strategy for this rare tumor. A 6-year-old boy initially manifested symptoms of dizziness and vomiting. Computed tomography (CT) and magnetic resonance imaging (MRI) showed a large irregular oval tumor in the cerebellar hemisphere. We subtotally removed the tumor by microsurgery through the left suboccipital approach. Immunohistochemical staining showed that alpha fetoprotein (AFP) was positive and the Ki-67 proliferation index was high (60%), suggesting a germ cell tumor. After 3 months of follow-up, neither recurrence of tumor nor complications were found in the patient. The diagnosis of YST should be confirmed on the basis of clinical manifestations, neuroimaging and pathological findings. Gross total resection (GTR) is an ideal treatment for YST. However, due to the location of the tumor, GTR is usually difficult, and the rate of postoperative complications is high. This reported case shows that subtotal resection can be a good treatment strategy for YST.Na WuQiang ChenMeng ChenJinbo NingShulei PengTaotao ZhangWen ZhongSong DuanChongjie ChengYimin XieFrontiers Media S.A.articleyolk sac tumorcerebellar hemisphereendodermal sinus tumormicrosurgerysubtotal resectionNeoplasms. Tumors. Oncology. Including cancer and carcinogensRC254-282ENFrontiers in Oncology, Vol 11 (2021) |
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yolk sac tumor cerebellar hemisphere endodermal sinus tumor microsurgery subtotal resection Neoplasms. Tumors. Oncology. Including cancer and carcinogens RC254-282 |
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yolk sac tumor cerebellar hemisphere endodermal sinus tumor microsurgery subtotal resection Neoplasms. Tumors. Oncology. Including cancer and carcinogens RC254-282 Na Wu Qiang Chen Meng Chen Jinbo Ning Shulei Peng Taotao Zhang Wen Zhong Song Duan Chongjie Cheng Yimin Xie Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
description |
Yolk sac tumor (YST) is one of rare malignant germ cell tumors (GCTs). Primary intracranial YST, also endodermal sinus tumor (EST), is a quite rare type of brain tumor. Here, we report a case of YST, review the relevant literature, and propose a treatment strategy for this rare tumor. A 6-year-old boy initially manifested symptoms of dizziness and vomiting. Computed tomography (CT) and magnetic resonance imaging (MRI) showed a large irregular oval tumor in the cerebellar hemisphere. We subtotally removed the tumor by microsurgery through the left suboccipital approach. Immunohistochemical staining showed that alpha fetoprotein (AFP) was positive and the Ki-67 proliferation index was high (60%), suggesting a germ cell tumor. After 3 months of follow-up, neither recurrence of tumor nor complications were found in the patient. The diagnosis of YST should be confirmed on the basis of clinical manifestations, neuroimaging and pathological findings. Gross total resection (GTR) is an ideal treatment for YST. However, due to the location of the tumor, GTR is usually difficult, and the rate of postoperative complications is high. This reported case shows that subtotal resection can be a good treatment strategy for YST. |
format |
article |
author |
Na Wu Qiang Chen Meng Chen Jinbo Ning Shulei Peng Taotao Zhang Wen Zhong Song Duan Chongjie Cheng Yimin Xie |
author_facet |
Na Wu Qiang Chen Meng Chen Jinbo Ning Shulei Peng Taotao Zhang Wen Zhong Song Duan Chongjie Cheng Yimin Xie |
author_sort |
Na Wu |
title |
Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
title_short |
Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
title_full |
Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
title_fullStr |
Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
title_full_unstemmed |
Primary Yolk Sac Tumor in the Cerebellar Hemisphere: A Case Report and Literature Review of the Rare Tumor |
title_sort |
primary yolk sac tumor in the cerebellar hemisphere: a case report and literature review of the rare tumor |
publisher |
Frontiers Media S.A. |
publishDate |
2021 |
url |
https://doaj.org/article/21ad369df25f49f79d19d255034e8e48 |
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