yolk sac tumors การใช้

• These cells can develop into a frankly malignant tumor known as yolk sac tumor or endodermal sinus tumor.
• On February 26, 2006, Emily Jerry was undergoing her last scheduled round of chemotherapy with Etoposide to treat a yolk sac tumor which was diagnosed 6 months earlier.
• Histologically, yolk sac tumors are characterized by the presence of immunohistochemically stained for its presence; the level of alpha-fetoprotein in the blood is a useful marker of recurrence.
• Primary adenocarcinoma of the seminal vesicles, although rare, constitutes the most common neoplasm of the seminal vesicles; even rarer neoplasms include sarcoma, squamous cell carcinoma, yolk sac tumor, neuroendocrine carcinoma, paraganglioma, epithelial stromal tumors and lymphoma.
• There may be elevations in serum human chorionic gonadotropin ( hCG ) and alpha fetoprotein ( AFP ) levels but it would be in association with other tumors, ( e . g . yolk sac tumor ) because they themselves do not produce the serum markers.
• Although testicular cancer is most common among men aged 15 40 years, it has three peaks : infancy through the age of four as teratomas and yolk sac tumors, ages 25 40 years as post-pubertal seminomas and nonseminomas, and from age 60 as spermatocytic seminomas.