Ovarian Teratoma with Malignant Transformation: CT Diagnosis
网页Although rare, diagnostic findings of malignant transformation of an ovarian teratoma may be identified on cross-sectional imaging studies, including CT, and should prompt appropriate gynecologic oncology planning.
Atypical CT and MRI Manifestations of Mature Ovarian Cystic Teratomas …
网页On CT and MRI, ovarian teratoma with malignant transformation appears as a fat-containing tumor with an enhancing, irregularly marginated solid component . The solid component tends to be relatively large and to show extensive transmural extension and direct invasion of neighboring pelvic organs.
Mature cystic ovarian teratoma | Radiology Reference Article ...
网页2024年9月2日 — The presence of most of the above tissues is diagnostic of ovarian cystic teratomas in 98% of cases 5. Whenever the size exceeds 10 cm or soft tissue plugs and cauliflower appearance with irregular borders are seen, malignant transformation should be …
Early diagnosis of malignant-transformed ovarian mature cystic teratoma ...
网页2012年4月3日 — Malignant change is rarely recognized preoperatively, and no specific symptoms exist that would lead one to suspect malignant transformation developing from a mature cystic teratoma. Because of its rarity, few reports exist of preoperative diagnosis of this tumor by magnetic resonance imaging (MRI), in particular fat-suppressed MRI.
CT Images of a Malignant-Transformed Ovarian Mature Cystic Teratoma …
网页2008年9月5日 — A malignant transformation or a tumor rupture is a rare complication of ovarian mature cystic teratoma (MCT). A tumor rupture in a malignant-transformed MCT has never been reported in the literature. We present the CT images of a 39-year-old woman showing a large, predominantly cystic mass in the …
Ovarian mature cystic teratoma with malignant transformation: …
网页2021年1月27日 — Malignant transformation (MT) is a rare and the worst complication of MCT that occurs in 1–3% of cases, especially postmenopausal women. Nearly 80% of the histological type of malignant transformations is squamous cell carcinoma (SCC), followed by adenocarcinoma, carcinoid tumor, melanoma, and …
Mature Cystic Teratoma: An Integrated Review - PMC
网页2023年3月24日 — Mature cystic teratoma is the most common type of ovarian germ cell neoplasm, but occasionally it can undergo malignant transformations, especially in postmenopausal women over 40 years old [82,83]. Although imaging examinations can diagnose MCTs with considerable accuracy, tissue examination is necessary to exclude any malignancy [ 11 ].
Malignant transformation of ovarian teratoma | Radiology Case ...
网页The CT findings are most compatible with malignant transformation of an ovarian teratoma originating from the left ovary with pelvic and retroperitoneal lymphadenopathy, distant liver, and lung metastasis. Proposed radiologic FIGO stage / IVb. Histologic confirmation was not possible since the patient prefered not to undergo further workup.
Mature and immature ovarian teratomas: CT, US and MR imaging ...
网页2008年5月19日 — Early detection of malignant transformation of MCTs is mandatory in treating patients because their prognosis is unfavourable . MCTs with malignant transformation tend to have an important solid component that shows extensive transmural extension and direct invasion of neighbouring pelvic organs.
Mature Cystic Teratoma: An Integrated Review - MDPI
网页2023年3月24日 — Mature cystic teratoma is the most common type of ovarian germ cell neoplasm, but occasionally it can undergo malignant transformations, especially in postmenopausal women over 40 years old [82,83]. Although imaging examinations can diagnose MCTs with considerable accuracy, tissue examination is necessary to exclude any malignancy [ 11 ].