Retroperitoneal teratoma in an adult presenting with. Exploratory laparotomy with tumor resection was performed. Axial ct with intravenous contrast of the abdomen demonstrated a large mass with soft tissue, fat, fluid and calcium densities arising from the stomach with. Histologically they could be classificated as mature, no mature, monodermic or very specialized teratomas. Sacrococcygeal teratoma sct is a tumor that develops before birth and grows from a babys coccyx more commonly known as the tailbone. Sacrococcygeal teratomas may be diagnosed antenatally as an incidental finding on ultrasonography us. A teratoma is a rare type of tumor that can contain fully developed tissues and organs, including hair, teeth, muscle, and bone. Progressive enlargement of the abdomen and the presence of an intra abdominal mass is the most common clinical feature. We present a case of 27 years old woman with acute abdominal pain caused by an ovarian mature teratoma.
Dolor abdominal distension abdominal disnea adenomegalias cervicales 2. By definition, they contain elements from all three embryological layers. Bilateral ovarian tumors are a possibility, and the rare family predisposition to ovarian mature teratoma warrants further analyses. Radiological workup revealed a large retroperitoneal mass. The reason is unlike the other tumors, it contains body parts. Pediatric teratomas and other germ cell tumors clinical. Read and know all about the condition, including its causes, symptoms, diagnosis, treatment and more. Giant intraabdominal mature cystic teratoma dermoid cyst. Histology revealed benign teratoma 3, endodermal sinus tumor 1, malignant teratoma 1, granulosa cell tumor 1 and mixed teratoma and dysgerminoma 1. Teratoma refers to the usual tumors quite rare in nature. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. It is the most common tumor found in newborns, occurring in 1 out of every 35,000 to 40,000 live births. The teratoma consists of hair, teeth, organs, and limbs. Alphafetoprotein was elevated in 3 cases and ca 125 in 1.
Image studies revealed pleural effusion in one xray and abdominal mass in 6 abdominal xrays, which was confirmed by echography in all girls. Enumerate the most common types of ovarian teratomas. Teratomas in newborns are generally benign and dont spread. They can, however, be malignant, depending on the maturity and other types of cells that may be involved. Seventeen cases of abdominal teratoma were studied retrospectively. We report here a case of giant retroperitoneal teratoma in an infant. However, no information is available in colombia to support this frequency, and there is no consensus on the diagnosis, management and prognosis of this tumor. We describe an unusual case of a 6 weeks old male baby, referred to our hospital due to a large mass in his abdomen.
Tumor types and imaging characteristics1 learning objectives for test 6 after reading this article and taking the test, the reader will be able to. Teratoma is a form of neoplasm that causes abdominal pressure and inflammation and even cancerous developments in sufferers. Teratoma definitionpage contents1 teratoma definition2 teratoma icd10 code3 teratoma etymology4 teratoma causes5 types of teratoma6 teratoma. Treatment consisted in surgical resection 7, total in 5 cases stage i and subtotal in 2 one malignant teratoma and. Gcts are the most common type of pediatric ovarian tumor, followed by surface epithelial stromal tumors and scsts, whereas epithelial stromal tumors most commonly occur in adults 710. A variety of symptoms has been reported, such as upper digestive tract bleeding and gastric perforation, but the most frequent ones are vomiting, abdominal distention and abdominal mass. Navarrete r, leiva j, castro sa, gilbert c, ramirez ji. The cases of malignant neoplasias were 16 34% cases. Histopathological examination confirmed a mature cystic teratoma. Cystic teratoma, dermoid cyst, acute abdominal pain. In general cases, tumors just consist of masses of the cell. Health, general teratoma care and treatment case studies diagnosis research.
Given that surgery is the primary treatment for ovarian tumors, ovarian salvage with fertility preservation and use of a minimally invasive technique are important surgical issues in children and adolescents. Oct 01, 2010 teratoma was the second most frequent of this neoplasms, preceded by stromal tumors and with no deaths reported in a mean followup period of 22. The highest frequency seen belonged to the germinal cell tumors, particularly in adolescents. Generally arising from the gonads, they may be found in extragonadal sites such as sacrococcygeal region, mediastinum, neck and retroperitoneum. Teratoma causes, symptoms, diagnosis, treatment and. A variety of symptoms has been reported, such as upper digestive tract bleeding and gastric perforation, but the most frequent ones are vomiting, abdominal distention and abdominal mass 5. Intraperitoneal mature benign cystic teratoma deposits.
Giant retroperitoneal mature cystic teratoma in an infant. Teratomas are tumors that contain more than two germ layers of the embryo. Abstract teratomas are tumours with different tissues from one or more embrionary layers. There were 31 66% benign cases of mature teratoma 54% and cystadenoma 39%.
Rare tumor arises from pericardium and includes all three germ cell layers. Around the world, many instances of rare tumor have shocked people. Ovarian neoplasms are uncommon in the pediatric population, with an estimated incidence of 2. A teratoma is a congenital present prior to birth tumor formed by different types of tissue. The chief complaints were palpable abdominal mass in patients 76% and abdominal distention in 7 41%. However, in our case the initial ct performed before the ovarian mature benign cystic teratoma resection did not show. Jul 31, 2019 the clinical presentation of pediatric germ cell tumors depends on the location of the tumor.