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ABDOMEN / Small bowel 27 / M, Hematochezia
Number of Applicants : 37
2021-11-16
About Author | |
Authors | Sunyoung Lee |
Institution | Severance Hospital, Yonsei University College of Medicine |
carnival0126@gmail.com |
About Case | |||
Chief complaint or Title |
Hematochezia | ||
Age | 27 | Sex | M |
Difficulty | For resident, For specialist | ||
Modality | CT |
Case Figures | |||||||||
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Questions | ||
What is the structure that cause bleeding? |
Answer | |||
Diagnosis | Meckel's diverticulum | ||
Comments | Meckel¡¯s diverticulum •Most common congenital anomaly of the GI tract •True diverticulum (all the layers of the intestinal wall) •Persistence of vitellointestinal duct •Rules of 2 •2% of the population, 2 inches in length, locates within 2 feet of IC valve, usually present before age of 2 •Usually asymptomatic, 4-6 % risk of life-long complication •Complication •Bleeding, intussusception, obstruction, diverticulitis Imaging findings •CT : Tubular blind-ending structure arising from the antimesenteric border of terminal ileum Often mistaken as normal bowel, •Scintigraphy : Can be useful if the diverticulum contains an ectopic gastric mucosa •99m Tc-pertechnetate is taken by mucin-secreting cells in the gastric mucosa •Sensitivity : 90% among pediatric population / 60% among adults |
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References | |||
Keywords | Meckel¡¯s diverticulum; Bleeding | ||
Attachment File | - |
Number of Applicants : 37
Correct Answer | 23 |
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Mayo Clinic | Akitosih Inoue |
Mayo Clinic | Hiroaki Takahashi |
Biotypos - Athens, Greece | Ioannis E. Papachristos |
CBH | KJH |
Fukuoka University | Keisuke Sato |
Osaka Red Cross Hospital | Yusuke Utsunomiya |
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Semi-Correct Answer | 1 |
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