Results 41 to 50 of about 1,282,898 (189)
Primary orbital endodermal sinus tumor (yolk sac tumor)
, 2008 Endodermal sinus tumor, or yolk sac tumor, Is the most common malignant neoplasm of germ cell origin and usually occurs in infant testes or ovaries.' On rare occasions, the tumor may arise from extragonadal sites, including sacrococcygeal region, uterus,
Balci, Kadriye Erkan +2 more
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Health Science Reports, Volume 9, Issue 5, May 2026.ABSTRACT Background and Aims Malignant ovarian germ cell tumors (MOGCTs) are aggressive cancers affecting mainly young women, in whom fertility preservation is important. Diagnosis is often delayed because early symptoms are non‐specific, leading to advanced disease or emergency surgery that may limit optimal staging and fertility‐sparing treatment. As
Jila Agah +3 more
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The Homeobox Genes: Classification, Regulation, Biological Functions, and Diseases
MedComm, Volume 7, Issue 4, April 2026.Overview of the homeobox gene superfamily and its pathophysiological roles. The homeobox superfamily comprises several major classes, including ANTP, PRD, TALE, LIM, POU, and others. Among these, the HOX clusters (A–D) play critical roles in embryonic development specifically in conferring cellular identity, regulating morphogenesis, and guiding axial ...
Maedeh Dadzadi +5 more
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A Rare Presentation of Teratocarcinosarcoma as a Carinal Mass With Review of Literature
Respirology Case Reports, Volume 14, Issue 4, April 2026.We report a rare presentation of teratocarcinosarcoma arising at the carina with bilateral main bronchial obstruction, resulting in critical airway compromise. Urgent bronchoscopic debulking followed by definitive chemoradiotherapy achieved sustained disease control with no recurrence at 4‐year follow‐up. This case highlights the importance of accurate
Gittwa Kottangal +6 more
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NOVEL MANAGEMENT OF ENDODERMAL SINUS TUMOUR DURING PREGNANCY [PDF]
, 2014 Endodermal sinus tumor (EST) is the third most frequent malignant germ cell tumour of the ovary. Occurrence of this tumor during pregnancy is rare.
Pandey, Uma
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Sacrococcygeal teratoma with yolk sac elements (endodermal sinus tumors) in two years old child
مجلة كلية الطب, 2009 Background: Sacrococcygeal teratoma is seen in 1 in every 35000 live births, and is the most common tumor presenting in newborn and children but also reported in adults.(1) Sacrococcygeal teratoma are the most common type of germ cell tumors (both benign
Lubab F. Talal, Enam A. Khalid
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Endodermal sinus tumor of ovary with metastasis from breast carcinoma: a case report [PDF]
Endodermal sinus tumor is malignant germ cell tumor of ovary. Endodermal sinus tumours (EST) also know as yolk sac tumor are rare about 1% of ovarian malignancies and highly malignant tumours occurring primarily in children and young women.
Meena, Neeta +2 more
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Primary yolk sac tumor of seminal vesicle: a case report and literature review
World Journal of Surgical Oncology, 2012 Background Yolk sac tumor (endodermal sinus tumor) is a rare malignant germ cell tumor arising in the testis or ovary. Extragonadal yolk sac tumor is even rarer and has only been described in case reports.
Yao Xu-Dong +3 more
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Early diagnosis and treatment challenges of endodermal sinus tumors: A case report
Case Reports in Women's Health, 2020 Background: Ovarian endodermal sinus tumors (ESTs) are rapidly growing and highly malignant tumors that respond well to chemotherapy. They can be difficult to diagnose and delayed diagnosis can worsen prognosis. Case: We present the case of a 20-year-old
Madeline F. Perry +3 more
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Ovarian endodermal sinus tumor in a 76-year-old woman
, 2003 A 76-year-old woman underwent surgery for pelvic mass, during which a 13x8-cm right ovarian tumor was discovered. On histopathological examination, she was diagnosed with an endodermal sinus tumor with right tubal metastasis. The patient was treated with
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