GI Radiology > Small Bowel > Disease Patterns > Focal

Focal Disease Patterns

Solitary Filling Defect (Mass)

  • Most represent neoplasms
  • If symptomatic, 75% are malignant
  • Benign neoplasm
    • Leiomyoma
    • Adenoma
    • Lipoma
    • Hemangioma
    • Neurofibroma
    • Carcinoid tumor
  • Malignant neoplasm
    • Metastasis
    • Adenocarcinoma
    • Lymphoma
    • Leiomyosarcoma
    • Carcinoid tumor
  • Intraluminal mass
    • Foreign body
    • Bezoar
    • Blood clot
    • Gallstone
    • Parasite
  • Endometrioma
  • Duplication cyst
  • Inflammatory pseudotumor

Solitary Bulls-Eye (Target) Lesions

  • Leiomyoma
  • Leiomyosarcoma
  • Adenocarcinoma
  • Inflammatory pseudotumor
  • Ectopic pancreas

Large, solitary filling defect seen in these projections, which represented a neurolemmoma.