title: [Benign and malignant intra-abdominal tumors in childhood].
abstract: 31 children with intraperitoneal masses were operated upon during a 10 year period between 1975 to 1985, 15 tumors were malignant (3 hepatoblastomas, 6 NHL, 3 RMS, 1 mesothelioma, 1 teratocarcinoma of the ovary, 1 haemangioendothelioma of the liver). 16 benign lesions included 3 solitary liver cysts, 2 haemangiomas of the liver, 2 parasitic cysts, 3 ovarian cysts, 2 choledochal cysts, 2 intraperitoneal encapsulations, 1 mesenteric cyst, 1 duplication of the intestine. Half of the benign masses were found in the first month of life, two thirds (69%) under 1 year of age, later the malignant tumors are more frequent.
mesh_terms: D000008:Abdominal Neoplasms / Q000175:diagnosis*; D002648:Child; D002675:Child, Preschool; D003560:Cysts / Q000175:diagnosis; D004443:Echinococcosis / Q000175:diagnosis; D005260:Female; D005770:Gastrointestinal Neoplasms / Q000175:diagnosis; D006391:Hemangioma / Q000175:diagnosis; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008107:Liver Diseases / Q000175:diagnosis; D008113:Liver Neoplasms / Q000175:diagnosis; D008654:Mesothelioma / Q000175:diagnosis; D010051:Ovarian Neoplasms / Q000175:diagnosis; D012422:Rupture, Spontaneous; D013724:Teratoma / Q000175:diagnosis
vernacular_title: Benigne und maligne intraabdominelle Tumoren im Kindesalter.