Results 181 to 190 of about 17,199 (227)

Pelvic yolk sac tumor

The Spine Journal, 2016
A1-year-old infant presented to our hospital with a pelvic mass. There was no history of surgery, and the clinical examination revealed a pelvic palpable lesion. Magnetic resonance imaging showed a pelvic mass that was heterogeneous on T1-weighted and T2-weighted images, and it was heterogeneously enhanced after contrast administration (Fig.
POLAT, Gökhan, Sade, Recep, Cakır, Mürteza, Ogul, Hayri, Kantarci, M   +4 more
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Pure Yolk-Sac Tumor of the Lung

Asian Cardiovascular and Thoracic Annals, 2008
Primary germ cell tumors of the chest often localize in the anterior mediastinal compartment. Such tumors originating from lungs and pleura are rare. Chest tomography revealed a mass in the middle lobe of the right lung in a 25-year-old man. A middle lobe medial segmentectomy was performed, and chemotherapy was applied postoperatively.
Basoglu A., Sengul A.T., Buyukkarabacak Y.B., Yetim T.D., Yildiz L.   +4 more
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Visceral yolk sac-derived tumors

The International Journal of Developmental Biology, 1993
Externalization of the visceral yolk sac, after fetectomy, induces the development of extra-embryonal fetal tumors in rodents. These tumors are either benign teratomas that appear 3 to 4 weeks after the displacement of the yolk sac or malignant tumors, i.e. yolk sac carcinomas. The latter appear 4 to 8 months after the surgery.
H, Sobis, A, Verstuyf, M, Vandeputte
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PARATESTICULAR YOLK SAC TUMOR IN A CHILD

Journal of Urology, 2000
A 27-month-old boy presented with a painless left testicular mass. Physical examination revealed a solid nontender mass adherent to the left testicular upper pole and left inguinal lymphadenopathy. Testicular ultrasound demonstrated a left paratesticular 3.5 cm. solid mass and a small hydrocele (fig. 1).
S, Shefi, Y, Mor, E, Fridman, Y, Neumann, Z, Heyman, Z A, Dotan, J, Ramon   +6 more
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Primary Yolk Sac Tumor of the Lung

The Annals of Thoracic Surgery, 2009
Yolk-sac tumor mimics the yolk sac of the embryo, and the presence of alpha fetoprotein in the tumor cells is highly characteristic. We present an 18-year-old boy with primary pulmonary yolk-sac tumor diagnosed postoperatively. A computed tomographic scan revealed a huge intrathoracic soft tissue mass 20 x 25 cm occupying most of the left hemithorax ...
Abdel Rahman M, Abdel Rahman, Emad N, Ebied, Mohamed A, Nouh, Anthony A, Gal, Kamal A, Mansour   +4 more
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Primary Yolk Sac Tumor of the Urachus

International Journal of Surgical Pathology, 2009
Introduction. Neoplasms originating from the urachus are rare. The most common urachal malignancy is adenocarcinoma, whereas extragonadal germ cell tumors, primarily of the urachus, are an extremely rare finding. Objective. To describe a primary yolk sac tumor (YST) of the urachus in an adult. Case report. A 44-year-old woman presented with 6 months of
Alfredo Ernesto, Romero-Rojas, Oscar Alberto, Messa-Botero, Mario Alexander, Melo-Uribe, Julio Alexander, Díaz-Pérez, Sandra Isabel, Chinchilla-Olaya   +4 more
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Primary Intracardiac Yolk Sac Tumor

Pediatric Cardiology, 1998
A 2-year-old male child presented with fever, complete heart block, and congestive cardiac failure. Echocardiography showed a dumbbell-shaped mass in the right ventricle and right atrium. He was operated on with a provisional diagnosis of rhabdomyoma.
U, Parvathy, K R, Balakrishnan, M S, Ranjit, S, Kuruvilla, K R, Rao   +4 more
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Primary yolk sac tumor of the endometrium

International Journal of Gynecology & Obstetrics, 2011
[1] Van Calster B, Timmerman D, Bourne T, Testa AC, Van Holsbeke C, Domali E, et al. Discrimination between benign and malignant adnexal masses by specialist ultrasound examination versus serum CA-125. J Natl Cancer Inst 2007;99(22): 1706–14. [2] Valentin L, Jurkovic D, Van Calster B, Testa A, Van Holsbeke C, Bourne T, et al.
Changyu, Wang, Genglin, Li, Ling, Xi, Meijiao, Gu, Ding, Ma   +4 more
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An Intraocular Yolk Sac Tumor in a Child

Optometry and Vision Science, 2013
ABSTRACT Purpose To report a case of intraocular yolk sac tumor (YST) misdiagnosed as retinoblastoma (RB) by several hospitals. Case Report A 2‐year‐old girl presented to our hospital because of swelling and pain of ...
Chenyang, Cong, Hongsheng, Bi, Wei, Chen, Jianhua, Chen, Yan, Cui   +4 more
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Krukenberg Tumor With Yolk Sac Tumor Differentiation

International Journal of Gynecological Pathology, 2008
An unusual case of bilateral Krukenberg tumor with foci of yolk sac tumor (YST) differentiation occurring in a 50-year-old patient is reported. The primary tumor was in the gastric antrum, and it showed morphology of poorly differentiated adenocarcinoma with diffuse and solid growth pattern.
Michal, Zamecnik, Lubomir, Voltr, Jan, Stuk, Alena, Chlumska   +3 more
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