Bi-Weekly Quiz
| Bi-Weekly Quiz
Home > Quiz > Bi-Weekly Quiz
ABDOMEN / Colon Rectum 70 / F, incidentally found rectosigmoid junction tumor on colonoscopy
Number of Applicants : 43
2019-04-18
About Author | |
Authors | Sunyoung Lee |
Institution | Severance Hospital, Yonsei University College of Medicine |
carnival0126@gmail.com |
About Case | |||
Chief complaint or Title |
incidentally found rectosigmoid junction tumor on colonoscopy | ||
Age | 70 | Sex | F |
Difficulty | For specialist | ||
Modality | CT |
Case Figures | |||||||||
|
Questions | ||
What is your most likely diagnosis of this lesion? 1. GIST 2. Schwannoma 3. NET 4. Leiomyoma |
Answer | |||
Diagnosis | 2. Schwannoma | ||
Comments | Colorectal schwannoma
•Rare tumors derived from the cells of Schwann that form the neuronal sheath •2-6% of all mesenchymal tumors / Colorectal schwannoma is extremely rare
•DDx with colorectal GIST •Small size •Non-rectum location •Smooth margin •Homogeneous high attenuation without necrosis •Presence of enlarged LNs •Treatment: Polypectomy or segmental colectomy |
||
References | Oncol Lett. 2016 Apr; 11(4): 2580–2582 | ||
Keywords | schwannoma | ||
Attachment File | - |
Number of Applicants : 43
Correct Answer | 29 |
Mayo Clinic | Akitoshi Inoue |
Mallinckrodt Institute of Radiology | Naganathan Mani |
The University of Tokyo Hospital | Toshihiro Furuta |
¼¿ï¾Æ»êº´¿ø | °ÁöÈÆ |
¼¿ï´ëÇб³º´¿ø | °ÁöÈñ |
¼¿ï´ëº´¿ø | °È¿Áø |
¼¿ï¾Æ»êº´¿ø | ±è°æ¿ø |
¼¼ºê¶õ½ºº´¿ø | ±èµ¿±Ô |
¼¿ï¾Æ»êº´¿ø | ±èµ¿¿í |
ÇѸ²´ë¼º½Éº´¿ø | ±è¹ÎÁ¤ |
¼¿ï ¾Æ»êº´¿ø | ±èÁöÈÆ |
¼¿ï¾Æ»êº´¿ø | ¹®ÇýÇö |
¼¿ï´ëÇб³º´¿ø | ¹Ú¼¼Áø |
ºÎ»ê¹éº´¿ø | ¹ÚÁø¿µ |
°í´ë±¸·Î | ¹Úö¹Î |
¼¿ï¾Æ»êº´¿ø | ¹ÚÈ£¿µ |
¼¿ï¾Æ»êº´¿ø | ¹ÚÈ¿Á¤ |
¼¿ï´ëÇб³º´¿ø | ¹èÀç¼® |
¼¿ï¾Æ»êº´¿ø | ½Å¿ë¹® |
. | ÀÌ°æÁø |
°¿ø´ëÇб³º´¿ø ¿µ»óÀÇÇаú | ÀÌµÎ½Ä |
°í·Á´ëÇб³ ±¸·Îº´¿ø | À̼®¿µ |
°í´ë±¸·Îº´¿ø | ÀÌÀ¯°æ |
ºÐ´ç¼¿ï´ëÇб³º´¿ø | ÀÌÀ±Áø |
±ºÀÇ°ü | ÀÓ¿øÇü |
¼¿ï¾Æ»êº´¿ø | ÀåÁ¾°Ç |
ºÐ´çÁ¦»ýº´¿ø | ÃÖÁö¿µ |
°í´ë¾È»êº´¿ø | ÇϸðÀÎ |
¼ººó¼¾Æ®º´¿ø | Ȳ¼º¼ö |