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. 2022 Jul 9;40(11):1105–1120. doi: 10.1007/s11604-022-01305-x

Fig. 11.

Fig. 11

Multiple gastrointestinal stromal tumors associated with neurofibromatosis type 1. A 70-year-old male presented with melena. His hemoglobin level decreased from 14.0 g/dL to 6.0 g/dL within 1 month. He was diagnosed with neurofibromatosis type 1. Axial contrast-enhanced CT images showing multiple hypervascular tumors of various sizes in the small bowel (a, b: arrows). Note that multiple skin lesions are compatible with neurofibromas (a, b: arrowheads). Laparotomy reveals multiple exophytic nodules in the small intestine (c)