Results 51 to 60 of about 544,413 (196)

Primary retroperitoneal mature cystic teratoma with focal enteric type adenocarcinoma in a post-partum woman: report of a case with literature review

Rare Tumors, 2013
Teratomas are characterized by containing tissue from all three germinal cell layers. Occasionally, somatic type malignancies develop within a mature cystic teratoma. We reported here a rare case of enteric type adenocarcinoma, with associated dysplastic
Zhanyong Bing, Drew A. Torigian, Kimberly L. Dumoff, Hong Wei   +3 more
doaj   +1 more source

A Spotlight on Yolk‐sac Tumors: Molecular Pathology, Current Diagnostics, and Novel Therapeutics

Andrology, EarlyView.
ABSTRACT Background Yolk‐sac tumors are an aggressive subtype of testicular cancer that significantly contribute to disease progression and therapy resistance, especially in adults. While testicular cancer generally has high cure rates with cisplatin‐based treatment, adult yolk‐sac tumors often appear as components of mixed tumors with poor response to
Evangelos Prokakis, Lisa Schneider, Felix Bremmer, Daniel Nettersheim   +3 more
wiley   +1 more source

Huge Benign Ovarian Cystic Teratoma in a Patient with a History of Hansen’s Disease

Case Reports in Obstetrics and Gynecology, 2014
Mature ovarian cystic teratomas are common benign ovarian neoplasm derived from germ cells. With increasing availability of ultrasound services even in developing countries, the diagnosis of benign ovarian tumour is made earlier and the size of the ...
Patrick I. Okonta, Chukwuemeke Mofon
doaj   +1 more source

Pebbled mosaic‐like heterogeneous echogenicity in ovarian immature teratomas and correlation of ultrasound patterns with pathological grades

Acta Obstetricia et Gynecologica Scandinavica, EarlyView.
This study characterizes heterogeneous mottled grayscale ultrasound echoes of ovarian immature teratoma as the “pebbled mosaic sign,” noting solid lesions correlate with advanced pathological grades. Preoperative identification of immature tissue informs operative stratification. Abstract Introduction Ovarian immature teratomas (ITs) are rare malignant
Tianyu Zhang, Jie Yang, Xiaohua Shi, Zhenzhen Liu, Dan Wang, Yang Zhou, Na Su, Jiaxin Yang   +7 more
wiley   +1 more source

Clinical and surgical findings in a mare with unilateral ovarian fibroleiomyoma and adhesions

Equine Veterinary Education, EarlyView.
Summary This case report describes the clinical presentation, ultrasonographic findings, surgical management and outcome of a 7‐year‐old Warmblood mare presented for recurrent colic, weight loss and poor performance. Rectal palpation identified a firm mass in the left caudal abdomen, which appeared on ultrasonography as a large, fluid‐filled, cyst‐like
N. Scilimati, P. Berni, E. Blanc, M. Di Pentima, F. Leonardi, S. Napoli, C. Palmieri, M. Ruggeri, R. Gialletti   +8 more
wiley   +1 more source

Spinal intramedullary mature cystic teratoma in an adult [PDF]

, 2017
WOS: 000415986300027PubMed ID: 26759928Spinal intramedullary teratoma is a rare tumour characterised with slow progression course. Although symptoms are generally mild, long-term complaints can be observed due to the slow progression.
Kilitci, Asuman, Kaymaz, Haci, Asan, Ziya   +2 more
core   +1 more source

Ultrasonography (IOTA‐ADNEX) vs magnetic resonance imaging (ADNEX MR) for diagnosing ovarian cancer in high‐risk patients: a prospective study

Ultrasound in Obstetrics &Gynecology, Volume 68, Issue 5, Page 701-713, November 2026.
ABSTRACT ObjectivesTo systematically validate and compare ultrasonography, using the ultrasound‐based International Ovarian Tumor Analysis – Assessment of Different NEoplasias in the adneXa (IOTA‐ADNEX) model, with magnetic resonance imaging (MRI), using the MRI‐based ADNEX MR scoring system, as second‐line imaging modalities for estimating the risk of
I. M. Dueholm Hjorth, A. Ledger, C. Møller, B. H. Bech, T. Van den Bosch, O. Mogensen   +5 more
wiley   +1 more source

Submandibular odontogenic choristoma in a Boer goat

Veterinary Record Case Reports, Volume 14, Issue 4, November 2026.
Abstract Submandibular odontogenic choristoma is a rare anomaly in both human and veterinary medicine. A case is described here in a Boer goat used for show, from which the benign growth was surgically removed without complication. This case documents the clinical presentation, diagnostic imaging and histopathology of this anomaly.
Steven E. Edmonds, Rachel M. Bone Relat, Ashley R. Bredenberg, Kyle R. Taylor   +3 more
wiley   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

Pediatric Blood &Cancer, Volume 73, Issue S4, October 2026.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider, Kris‐Ann Schultz, Nora Schnitzler, Michael Abele, Tal Ben‐Ami, Ewa Bien, Gianni Bisogno, Ines B. Brecht, Maja Cesen, Andrea Ferrari, Michaela Kuhlen, Malgorzata A. Krawczyk, Ricardo Lopez‐Almaraz, Yves Reguerre, Calogero Virgone, Daniel Orbach   +15 more
wiley   +1 more source

Squamous Cell Carcinoma Arising in a Mature Cystic Teratoma [PDF]

, 2012
Introduction. Malignant transformation in a mature cystic teratoma of the ovary is a rare complication. Squamous cell carcinoma is the most common transformation. We describe a new case of squamous cell carcinoma arising in a mature cystic teratoma. Case
Suna Avcı, Gülkan Özkan, Fatih Selcukbiricik, Fatih Borlu, Ahmet Bilici, Ayse Ayşim Özağarı   +5 more
core   +1 more source