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ABDOMEN / Pancreas   63 / F,  flank pain
2022-06-15
About Author
Authors ½Å¿ë¹®
Institution ¼­¿ï¾Æ»êº´¿ø
E-mail cjimage@amc.seoul.kr
About Case
Chief complaint
or Title
flank pain
Subspecialty ABDOMEN / Pancreas
Classification Neoplasm, benign / mesenchymal tumor
Age 63 Sex F
Difficulty For resident, For specialist
Modality CT, MR
Case Figures
Click above Figure for more images.
Questions
What is your diagnosis
Answer
Diagnosis 3 Epidermoid cyst in accessory spleen.
Comments

Á¤´ä



Epidermoid cyst in accessory spleen



 



¿µ»ó ¼Ò°ß : pancreas bodyÁÖº¯ÀÇ cystic lesionÀÌÁö¸¸ ÁÖº¯ solid portionÀÌ Á¶¿µÁõ°­
¿µ»ó°ú diffusion imaging¿¡¼­ spleen°ú
°°Àº ¾ç»ó



 



Point : À§Ä¡»óÀ¸·Î´Â rareÇÏÁö¸¸ ¼Ò°ß»óÀ¸·Î´Â ÀüÇüÀûÀÎ epidermoid
cyst in accessory spleen



 



 



1. Accessory spleen ºÎºñÀå



¼±ÃµÀûÀ¸·Î ºñÀå¿ø±âsplenic
anlage
°¡ ÅÂ¾Æ 5ÁÖ° À¶ÇÕ¿¡ ½ÇÆÐÇÏ¿© Á¤»ó ºñÀå¿¡¼­ ºÐ¸®µÇ¾î ¹ß»ýÇÑ´Ù. ºÎºñÀåÀº ºÎ°Ë¿¡¼­ 1030%ÀÇ
ºóµµ¸¦ º¸ÀÌ°í, splenic hilumÀ̳ª ºñÀåÀδë ÁÖÀ§¿¡¼­ °¡Àå ÈçÇÏ°Ô ¹ß°ßµÈ´Ù. ÇÏÁö¸¸ Èĺ¹°­À̳ª ÃéÀå ¹ÌºÎ ÁÖÀ§³ª ÃéÀå ½ÇÁú ³»ºÎ µî ¸Å¿ì ´Ù¾çÇÑ À§Ä¡¿¡¼­ ³ªÅ¸³¯ ¼ö ÀÖÀ¸¸ç, °íȯÁÖº¯, Ⱦ°Ý¸·, ½ÅÀå
ÁÖº¯¿¡¼­ ¹ß°ßµÈ °æ¿ìµµ ÀÖ´Ù.  ¾à 10%¿¡¼­´Â 1°³ ÀÌ»óÀÇ ºÎºñÀåµéÀÌ ³ªÅ¸³ª±âµµ ÇÑ´Ù. À̵éÀº ´ë°³ Å©±â°¡ 2cmº¸´Ù ÀÛÀ¸¸ç ±¸ÇüÀ̳ª ³ª¿øÇüÀÇ ¸ð¾çÀ» º¸ÀÌ°í
ºñÀ嵿¸Æ ºÐÁö·ÎºÎÅÍ Ç÷·ù °ø±ÞÀ» ¹Þ±â ¶§¹®¿¡ ºñÀå°ú À¯»çÇÑ Á¶¿µÁõ°­ ÇüŸ¦ º¸ÀδÙ. ´ëºÎºÐÀÇ ºÎºñÀåÀº
Áõ»ó ¾øÀÌ ¿ì¿¬È÷ ¹ß°ßµÇ´Âµ¥, µå¹°°Ô ¿°Àü, ÀÚ¿¬ÆÄ¿­, ÃâÇ÷À̳ª ³¶Á¾À» Çü¼ºÇϸ鼭 Áõ»óÀ» ¾ß±âÇϱ⵵ ÇÑ´Ù.



 



2. Epidermoid cyst in accessory spleen.



-Rare, non-neoplastic cystic lesion



- Unilocular or multilocular cystic mass



- 4th decade¿¡ ÈçÇÔ. M=F



- Asymptomatic, but sometimes abdominal
discomfort and elevated serum C 19-9



 -
Pathologically cystic lesion lined with stratified squamous epithelium, no skin
appendages



¿µ»ó¼Ò°ß



ÁÖº¯ °íÇüÁ¶Á÷ : spleen°ú
°°Àº Á¶¿µÁõ°­ ¾ç»ó



   Homogenous enhancement



   High b-value DWI¿¡¼­ hyperintensity¸¦
º¸ÀδÙ.



³»ºÎ ³¶¼ºÁ¶Á÷ :
variable amounts of keratinized materials



  Low attenuation on non-enhanced CT scan



  Low SI on T1 WI, usually, but sometimes high
SI on T1 WI.



  High SI on T2 WI



 


References
Keywords pancreas, epidermoid, accessroy spleen
Attachment File -

Number of Applicants : 57
Correct Answer 23
Dokkyo Medical School Arakawa H
. HJY
Jichi Medical University School of Medicine Mitsuru Matsuki
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