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  2. Teratoma - Wikipedia

    en.wikipedia.org/wiki/Teratoma

    Symptoms may be minimal if the tumor is small. [2] A testicular teratoma may present as a painless lump. [1] Complications may include ovarian torsion, testicular torsion, or hydrops fetalis. [1] [2] [3] They are a type of germ cell tumor (a tumor that begins in the cells that give rise to sperm or eggs).

  3. Ovarian cyst - Wikipedia

    en.wikipedia.org/wiki/Ovarian_cyst

    Usually good [1] Frequency. 8% symptomatic before menopause [1] An ovarian cyst is a fluid-filled sac within the ovary. [1] They usually cause no symptoms, [1] but occasionally they may produce bloating, lower abdominal pain, or lower back pain. [1] The majority of cysts are harmless. [1][2] If the cyst either breaks open or causes twisting of ...

  4. Ovarian tumor - Wikipedia

    en.wikipedia.org/wiki/Ovarian_tumor

    Gross pathology of an ovarian carcinoma. Ovarian tumors, or ovarian neoplasms, are tumors in the ovary. [1] Not all are ovarian cancer. [1] They consist of mainly solid tissue, while ovarian cysts contain fluid. [2] In 2020, the World Health Organization (WHO) divided ovarian tumours as 90% epithelial, 3% germ cell, and 2% sex cord-stromal types.

  5. Theca lutein cyst - Wikipedia

    en.wikipedia.org/wiki/Theca_lutein_cyst

    Theca lutein cyst is a type of bilateral functional ovarian cyst filled with clear, straw-colored fluid. These cysts result from exaggerated physiological stimulation (hyperreactio luteinalis) due to elevated levels of beta- human chorionic gonadotropin (beta-hCG) or hypersensitivity to beta-hCG. [1][2] On ultrasound and MRI, theca lutein cysts ...

  6. Follicular cyst of ovary - Wikipedia

    en.wikipedia.org/wiki/Follicular_cyst_of_ovary

    This type can form when ovulation doesn't occur, and a follicle doesn't rupture or release its egg but instead grows until it becomes a cyst, or when a mature follicle involutes (collapses on itself). It usually forms during ovulation, and can grow to about 7 cm in diameter. It is thin-walled, lined by one or more layers of granulosa cell, and ...

  7. Ovarian serous cystadenoma - Wikipedia

    en.wikipedia.org/wiki/Ovarian_serous_cystadenoma

    H&E stain. Specialty. Gynaecology. Ovarian serous cystadenoma is a non-cancerous type of tumor of the ovary. [1] It is typically larger than 1cm in diameter and presents with signs and symptoms of a growth in the pelvis, or is discovered when investigating something else. [2] A fifth occur in both ovaries at the same time.

  8. Ovarian germ cell tumors - Wikipedia

    en.wikipedia.org/wiki/Ovarian_Germ_Cell_Tumors

    Ovarian germ cell tumors. 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. [1]

  9. Ovarian disease - Wikipedia

    en.wikipedia.org/wiki/Ovarian_disease

    Gynecology. Ovarian diseases refer to diseases or disorders of the ovary. [1] These can be classified as endocrine disorders or as a disorders of the reproductive system. If the egg fails to release from the follicle in the ovary an ovarian cyst may form. Small ovarian cysts are common in healthy women.