Surgical and chemotherapeutic experience regarding a urachal carcinoma with repeated relapse: case report and literature review

Table 2 Summary of key data from eight reported cases of urachal adenocarcinoma metastatic to the ovaries

Reference	Metastasis site	Age	Serum tumor marker	Status with primary urachal carcinoma	Pathology	Immunohistochemistry (positive or negative)	Treatment	Follow-up result
[15]	Right ovary	50	CEA 27.9 ng/m	Simultaneous finding	Not available	-	Surgery	Not available
[16]	Both ovaries, bone, lymph nodes	50	CEA 27.9 ng/ml	Simultaneous finding	High-grade mucinous adenocarcinoma	Cytokeratin 20 and CEA, cytokeratin 7	Surgery and irradiation	Alive with disease (6 months)
[17]	Right ovary, peritoneum, sigmoid colon	54	-	Simultaneous finding	Moderately differentiated mucinous adenocarcinoma	–	Surgery and chemotherapy	Alive with disease (55 months)
[18]	Both ovaries, abdominal wall, colon mass, uterosacral ligament, bladder	64	Normal	Secondary metastasis	Borderline malignant mucinous adenocarcinoma	–	Surgery and chemotherapy	Alive with disease (3 months)
[19]	Both ovaries, bladder	39	Normal	Secondary metastasis	Well-differentiated mucinous adenocarcinoma	–	Surgery and chemotherapy	Died of disease (38 months)
[20]	Both ovaries, peritoneum, bone	26	-	Secondary metastasis	-	–	Surgery and chemotherapy	Died of disease (26 months)
[21]	Left ovary, right lung	30	-	Secondary metastasis	Well-differentiated mucinous adenocarcinoma	–	Surgery and chemotherapy	Alive without disease (11 years)
[22]	Both ovaries	72	-	Pre-finding	Moderately differentiated mucinous adenocarcinoma	–	Surgery and chemotherapy	Alive with disease (36 months)

ISSN: 1477-7819