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History: 16 year old with abdominal pain This is a case of perforated appendicitis. Appendicitis usually occurs due to obstruction of the appendix at its origin from the cecum, in this case due to an appendicolith. This causes build up of secretions and mucus within the lumen of the appendix, which then dilates. The resultant … Continue reading
History: 14 year old female with right lower quadrant pain This is the appearance of an ovarian dermoid cyst on MRI, also known as a mature teratoma. The name teratoma gives a clue as to the histology of the dermoid cyst, usually containing parenchymal cell types from all three germ cell layers (mesoderm, endoderm, and … Continue reading
History: 14 year old female with right lower qaudrant pain This is the appearance of pediatric appendicitis on MRI. Intravenous gadolinium contrast aids in visualization of the appendix (as seen in the third image above, the LAVA-Flex sequence MRI). MRI has recently been a hot topic of research in the diagnosis of pediatric appendicitis in … Continue reading
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