Diagnostic value of positron emission tomography/computed tomography (PET/CT) in detection of peritoneal carcinomatosis

Egyptian Journal of Radiology and Nuclear Medicine

Table 5 Distribution of studied cases according to the site of peritoneal metastasis related to the primary tumour

Type	Greater Omentum		Bowel Serosa		Pelvis		Krukenberg		Sister Mary Joseph Nodules
Type	n	%	n	%	n	%	n	%	n	%
Ovarian	5	19.2	5	21.7	1	11.1	0	0.0	1	50.0
Endometrial	3	11.5	3	13.0	1	11.1	0	0.0	0	0.0
Colon	5	19.2	6	26.1	2	22.2	1	33.3	1	50.0
Gastric	2	7.7	1	4.3	1	11.1	1	33.3	0	0.0
Breast	3	11.5	3	13.0	1	11.1	1	33.3	0	0.0
MUP	3	11.5	2	8.7	0	0.0	0	0.0	0	0.0
Liver	1	3.8	0	0.0	0	0.0	0	0.0	0	0.0
Biliary	1	3.8	0	0.0	0	0.0	0	0.0	0	0.0
Oesophagus	2	7.7	0	0.0	1	11.1	0	0.0	0	0.0
Pancreas	1	3.8	1	4.3	1	11.1	0	0.0	0	0.0
Urinary Bladder	0	0.0	1	4.3	1	11.1	0	0.0	0	0.0
Lung	0	0.0	1	4.3	0	0.0	0	0.0	0	0.0
Total⁺	26	100.0	23	100.0	9	100.0	3	100.0	2	100.0
X²	17.019		22.547		7.937		5.926		3.750
^MCP	0.180		0.006*		0.874		0.915		1.000

Bold indicates X²: Chi-square test, MC: Monte Carlo exact test
Data expressed as frequency (n and %); MUP Metastases of unknown primary; ⁺ Most of the included patients showed more than one site of peritoneal metastasis; p probability; *, significance < 0.05