Gastrointestinal lymphomas are a heterogeneous group of malignant diseases originating
from the lymphoid tissue of the gastrointestinal system. Most lymphomas of the abdomen are …

Ultrasound presentation of abdominal non-Hodgkin lymphomas in pediatric patients - PMC
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Pediatric upper abdominal masses can be either congenital or acquired and encompass a
variety of underlying etiologies. Benign masses must be distinguished from those which are …

While Burkitt lymphoma (BL) has a well‐known defect in HLA class I‐mediated antigen
presentation, the exact role of BL‐associated HLA class II in generating a poor CD4+ T‐cell …

Background: Burkitt lymphoma (BL) is a common tumor of childhood that usually arises in
the abdomen or pelvis in its sporadic form. In a minority of cases, BL can present with CNS …

Discussion: Pleural effusions are a common finding in extranodal lymphomas, whereas
ascites is considered a rare initial presentation constituting less than 2% of lymphoma …

This article focuses on the neoplasms arising from the pancreas, spleen, and the
gastrointestinal tract in children. Tumors of the liver are discussed in another article …

Recognition of patterns has always been extremely important in cross-sectional imaging.
Peritoneal involvement, both primary and as dissemination from abdominopelvic …

Purpose Primary pancreatic carcinoma and pancreatic metastases are rare in the pediatric
population. Pancreatoblastoma is the most common pancreatic malignant tumor in young …

Sonography is a commonly used modality for the investigation of abdominal symptoms in
the pediatric population. It is a highly sensitive, readily available imaging modality that does …