Monodermal teratoma in which 1 cell line predominates
Neuroectodermal tumors (most common monodermal teratoma)
Struma ovarii
Carcinoid tumor
IMAGING
General Features
Ultrasonographic Findings
Nuclear Medicine Findings
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
Gross Pathologic & Surgical Features
Microscopic Features
Genetics
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Saida T et al: Ovarian and non-ovarian teratomas: a wide spectrum of features. Jpn J Radiol. 39(2):143-58, 2021
Saleh M et al: Ovarian teratomas: clinical features, imaging findings and management. Abdom Radiol (NY). ePub, 2021
Strachowski LM et al: O-RADS ultrasound: a user's guide, from the AJR Special Series on Radiology Reporting and Data Systems. AJR Am J Roentgenol. 216(5):1150-65, 2021
Taylor EC et al: Multimodality imaging approach to ovarian neoplasms with pathologic correlation. Radiographics. 41(1):289-315, 2021
Abdullahi Idle S et al: Ultrasound features of immature ovarian teratomas: case series and review of literature. Ultrasound. 28(2):82-90, 2020
Anderson D et al: Oophorectomy in NMDA receptor encephalitis and negative pelvic imaging. Pract Neurol. ePub, 2020
Hanafy AK et al: Imaging in pediatric ovarian tumors. Abdom Radiol (NY). 45(2):520-36, 2020
Hernandez-Nieto C et al: Conservative treatment versus surgical excision of ovarian dermoid cysts: impact on ovarian stimulation and IVF cycle success. Int J Gynaecol Obstet. 148(3):392-8, 2020
Adnexal Torsion in Adolescents: ACOG Committee Opinion No, 783. Obstet Gynecol. 134(2):e56-63, 2019
Agostinho L et al: Benign ovarian lesions with restricted diffusion. Radiol Bras. 52(2):106-11, 2019
Srisajjakul S et al: Imaging features of unusual lesions and complications associated with ovarian mature cystic teratoma. Clin Imaging. 57:115-23, 2019
Şahin H et al: Utility of the "floating ball sign" in diagnosis of ovarian cystic teratoma. Turk J Obstet Gynecol. 16(2):118-23, 2019
Andreotti RF et al: Ovarian-adnexal reporting lexicon for ultrasound: a white paper of the ACR Ovarian-Adnexal Reporting and Data System Committee. J Am Coll Radiol. 15(10):1415-29, 2018
Young RH: Ovarian tumors and tumor-like lesions in the first three decades. Semin Diagn Pathol. 31(5):382-426, 2014
Baser E et al: Adnexal masses encountered during cesarean delivery. Int J Gynaecol Obstet. 123(2):124-6, 2013
Hursitoglu BS et al: A clinico-pathological evaluation of 194 patients with ovarian teratoma: 7-year experience in a single center. Ginekol Pol. 84(2):108-11, 2013
Yun NR et al: Squamous cell carcinoma arising in an ovarian mature cystic teratoma complicating pregnancy. Obstet Gynecol Sci. 56(2):121-5, 2013
Fossey SJ et al: Sclerosing encapsulating peritonitis secondary to dermoid cyst rupture: a case report. Ann R Coll Surg Engl. 93(5):e39-40, 2011
Shah RU et al: Imaging of pediatric pelvic neoplasms. Radiol Clin North Am. 49(4):729-48, vi, 2011
Saba L et al: Mature and immature ovarian teratomas: CT, US and MR imaging characteristics. Eur J Radiol. 72(3):454-63, 2009
Maiti S et al: Ruptured ovarian cystic teratoma in pregnancy with diffuse peritoneal reaction mimicking advanced ovarian malignancy: a case report. J Med Case Rep. 2:203, 2008
Outwater EK et al: Ovarian teratomas: tumor types and imaging characteristics. Radiographics. 21(2):475-90, 2001
Outwater EK et al: Imaging of the ovary and adnexa: clinical issues and applications of MR imaging. Radiology. 194(1):1-18, 1995
Related Anatomy
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
Diagnostic Checklist
TERMINOLOGY
Synonyms
Dermoid cyst
Definitions
Ovarian teratoma includes
Mature cystic teratoma (MCT) = dermoid cyst
Immature teratoma (IT)
Monodermal teratoma in which 1 cell line predominates
Neuroectodermal tumors (most common monodermal teratoma)
Struma ovarii
Carcinoid tumor
IMAGING
General Features
Ultrasonographic Findings
Nuclear Medicine Findings
Radiographic Findings
CT Findings
MR Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
Gross Pathologic & Surgical Features
Microscopic Features
Genetics
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Saida T et al: Ovarian and non-ovarian teratomas: a wide spectrum of features. Jpn J Radiol. 39(2):143-58, 2021
Saleh M et al: Ovarian teratomas: clinical features, imaging findings and management. Abdom Radiol (NY). ePub, 2021
Strachowski LM et al: O-RADS ultrasound: a user's guide, from the AJR Special Series on Radiology Reporting and Data Systems. AJR Am J Roentgenol. 216(5):1150-65, 2021
Taylor EC et al: Multimodality imaging approach to ovarian neoplasms with pathologic correlation. Radiographics. 41(1):289-315, 2021
Abdullahi Idle S et al: Ultrasound features of immature ovarian teratomas: case series and review of literature. Ultrasound. 28(2):82-90, 2020
Anderson D et al: Oophorectomy in NMDA receptor encephalitis and negative pelvic imaging. Pract Neurol. ePub, 2020
Hanafy AK et al: Imaging in pediatric ovarian tumors. Abdom Radiol (NY). 45(2):520-36, 2020
Hernandez-Nieto C et al: Conservative treatment versus surgical excision of ovarian dermoid cysts: impact on ovarian stimulation and IVF cycle success. Int J Gynaecol Obstet. 148(3):392-8, 2020
Adnexal Torsion in Adolescents: ACOG Committee Opinion No, 783. Obstet Gynecol. 134(2):e56-63, 2019
Agostinho L et al: Benign ovarian lesions with restricted diffusion. Radiol Bras. 52(2):106-11, 2019
Srisajjakul S et al: Imaging features of unusual lesions and complications associated with ovarian mature cystic teratoma. Clin Imaging. 57:115-23, 2019
Şahin H et al: Utility of the "floating ball sign" in diagnosis of ovarian cystic teratoma. Turk J Obstet Gynecol. 16(2):118-23, 2019
Andreotti RF et al: Ovarian-adnexal reporting lexicon for ultrasound: a white paper of the ACR Ovarian-Adnexal Reporting and Data System Committee. J Am Coll Radiol. 15(10):1415-29, 2018
Young RH: Ovarian tumors and tumor-like lesions in the first three decades. Semin Diagn Pathol. 31(5):382-426, 2014
Baser E et al: Adnexal masses encountered during cesarean delivery. Int J Gynaecol Obstet. 123(2):124-6, 2013
Hursitoglu BS et al: A clinico-pathological evaluation of 194 patients with ovarian teratoma: 7-year experience in a single center. Ginekol Pol. 84(2):108-11, 2013
Yun NR et al: Squamous cell carcinoma arising in an ovarian mature cystic teratoma complicating pregnancy. Obstet Gynecol Sci. 56(2):121-5, 2013
Fossey SJ et al: Sclerosing encapsulating peritonitis secondary to dermoid cyst rupture: a case report. Ann R Coll Surg Engl. 93(5):e39-40, 2011
Shah RU et al: Imaging of pediatric pelvic neoplasms. Radiol Clin North Am. 49(4):729-48, vi, 2011
Saba L et al: Mature and immature ovarian teratomas: CT, US and MR imaging characteristics. Eur J Radiol. 72(3):454-63, 2009
Maiti S et al: Ruptured ovarian cystic teratoma in pregnancy with diffuse peritoneal reaction mimicking advanced ovarian malignancy: a case report. J Med Case Rep. 2:203, 2008
Outwater EK et al: Ovarian teratomas: tumor types and imaging characteristics. Radiographics. 21(2):475-90, 2001
Outwater EK et al: Imaging of the ovary and adnexa: clinical issues and applications of MR imaging. Radiology. 194(1):1-18, 1995
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