scholarly journals Sacrococcygeal teratoma with intradural extension: case report

2015 ◽  
Vol 15 (4) ◽  
pp. 380-383 ◽  
Author(s):  
Shima Shahjouei ◽  
Sara Hanaei ◽  
Farideh Nejat ◽  
Maryam Monajemzadeh ◽  
Mostafa El Khashab

Intradural sacrococcygeal teratoma (SCT) is a rare entity that has been reported in only a few cases previously. The authors present the case of a 2-week-old, otherwise healthy neonate with a mass in the buttock. The imaging findings and the high level of serum alpha-fetoprotein were highly suggestive of SCT. On operation the authors found intradural extension of the teratoma. The lesion was managed successfully without any remaining sequelae. The authors briefly review the currently proposed etiology regarding teratoma formation and the intradural extension of SCT.

2012 ◽  
Vol 98 (6) ◽  
pp. e179-e182 ◽  
Author(s):  
Arzu Okur ◽  
Faruk Guclu Pinarli ◽  
Ceyda Karadeniz ◽  
Aylar Poyraz ◽  
Kibriya Fidan ◽  
...  

Familial Wilms tumor is a rare entity that accounts for only 1–2% of all Wilms tumor cases, with an earlier age of onset and an increased frequency of bilateral tumors. Teratoid Wilms tumor is a variant of nephroblastoma with a predominance of heterologous tissues comprising more than 50% of the tumor volume. Wilms tumor does not usually secrete any specific tumor marker and all teratoid Wilms tumor cases previously reported were sporadic non-secreting neoplasms. Here we describe an infant with familial synchronous bilateral teratoid Wilms tumor whose serum alpha-fetoprotein level was elevated. To our knowledge, this extremely rare type of case is reported for the first time in the literature.


2020 ◽  
Vol 21 (2) ◽  
pp. 44-57
Author(s):  
Chanunporn Leekumnerdthai ◽  
Panruethai Trinavarat ◽  
Darintr Sosothikul ◽  
Nattinee Leelakanok

The authors report imaging findings of spontaneous thymic hemorrhage, which is a rare entity in infancy, in a 4-month-old boy with congenital factor VII deficiency presented with acute respiratory distress and anemia. Widening of superior mediastinum and leftpleural effusion were detected on the chest radiograph. Ultrasound and computed tomography of the chest revealed diffusely enlarged thymus with heterogeneous parenchyma from poorly-defined areas of altered echogenicity or attenuation. Vascular flow was depicted within the abnormal thymus in color-mode sonography. Thespontaneous involution of thymic abnormality seen on serial ultrasonography confirmed the diagnosis of thymic hemorrhage, resulting in avoidance of further unnecessary imaging or invasive procedure.


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