Unusual cause of CA 19.9 elevation diagnosed by endoscopic ultrasound-guided fine needle aspiration: a retrorectal tailgut cyst.
Department of Gastroenterology, Hospital da Luz, Lisbon, Portugal. pmarques@hospitaldaluz.pt
P
P
Pinto-Marques
J
J
Damião-Ferreira
E
E
Mendonça
A
A
Gaspar
M
M
Mafra
F
F
Mateus
D000328:Adult; D044963:Biopsy, Fine-Needle / Q000379:methods*; D018395:CA-19-9 Antigen / Q000378:metabolism*; D003560:Cysts / Q000000981:diagnostic imaging / Q000378:metabolism / Q000473:pathology*; D019160:Endosonography; D005260:Female; D006222:Hamartoma / Q000000981:diagnostic imaging / Q000378:metabolism / Q000473:pathology*; D006801:Humans; D012007:Rectum; D018084:Ultrasonography, Interventional
D018395:CA-19-9 Antigen