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Ovarian tumors by incidence and risk of ovarian cancer, with mature cystic teratoma at bottom and immature teratoma at right. [55] Embryonal teratomas most commonly occur in the sacrococcygeal region; sacrococcygeal teratoma is the single most common tumor found in newborn humans.
Sertoli–Leydig cell tumour is a testosterone-secreting ovarian tumor and is a member of the sex cord-stromal tumour group [2] of ovarian and testicular cancers. The tumour occurs in early adulthood (not seen in newborn), is rare, comprising less than 1% of testicular tumours. [ 1 ]
The 1997 International Germ Cell Consensus Classification [17] is a tool for estimating the risk of relapse after treatment of malignant germ-cell tumor. A small study of ovarian tumors in girls [18] reports a correlation between cystic and benign tumors, and conversely, solid and malignant tumors. Because the cystic extent of a tumor can be ...
A teratoma is a tumor of germ cell origin, containing tissues from more than one germ cell line, [2] [3] [4] It can be ovarian or testicular in its origin. [4] and are almost always benign. [5] An immature teratoma is thus a very rare tumor, representing 1% of all teratomas, 1% of all ovarian cancers, and 35.6% of malignant ovarian germ cell ...
Ovarian germ cell tumors (OGCTs) are heterogeneous tumors that are derived from the primitive germ cells of the embryonic gonad, which accounts for about 2.6% of all ovarian malignancies. [1] There are four main types of OGCTs, namely dysgerminomas , yolk sac tumor , teratoma , and choriocarcinoma .
Meigs syndrome may mimic other conditions, [4] since it is tumor arising from ovaries, pathology of any organs present in the abdomen may show a similar set of symptoms. . These include various gynecological disorders of the uterus such as endometrial tumor, sarcoma, leiomyoma (pseudo-Meigs syndrome); fallopian tube disorders such as hydrosalpinx, granulomatous salpingitis, fallopian tube ...
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