Three Cases of Pseudo-Meigs’ Syndrome Secondary to Ovarian Metastases from Colorectal Cancer

Table 1

Patients’ characteristics.

Case	1	2	3
Age (years)	48	33	27
Primary site	Sigmoid colon	Ascending colon	rectum
Onset of PMS	Synchronous	Synchronous	Metachronous
Site of pleural effusion	Right	Right	Right
Macroscopic type	Type 2	Type 3	Type 2
Diameter of primary tumor (mm)	55 × 35	35 × 20	50 × 40
Histological type	Moderately well differentiated	Well differentiated	Well differentiated
Depth of invasion	SE	SE	SE
Lymph node metastasi	N1	N0	N2
Other metastases	Bilateral ovaries	Bilateral ovaries, liver, peritoneal dissemination	Right ovary
Diameter of ovarian tumor (mm)	75 (right); 127 (left)	176 (right); 180 (left)	181 (right)
KRAS mutation	Wild-type	G12D	Q61H
Surgical procedure	Colectomy + bilateral oophorectomy	Colectomy + bilateral oophorectomy	1st LAR, 2nd bilateral oophorectomy
Prognosis	AWNED, 17 months after Ox	AWD, 22 months after Ox	AWNED, 12 months after Ox

According to International Union Against Cancer TNM Classification of Malignant Tumors (7th Edition).
LAR, low anterior resection; AWNED, alive with no evidence of disease; AWD, alive with disease; Ox, oophorectomy.