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

Egyptian Journal of Radiology and Nuclear Medicine

Table 2 Pattern of FDG uptake patients in relation to the primary tumour

Type	Focal Nodular Uptake		Diffuse Abdominal Uptake		Liver Surface Focal or diffuse Uptake		Total⁺
Type	n	%	n	%	n	%	n	%
Ovarian	4	16.0	3	21.4	4	40.0	11	22.4
Endometrial	3	12.0	2	14.3	2	20.0	7	14.3
Colon	6	24.0	3	21.4	1	10.0	10	20.4
Gastric	3	12.0	0	0.0	2	20.0	5	10.2
Breast	1	4.0	2	14.3	0	0.0	3	6.1
MUP	1	4.0	2	14.3	1	10.0	4	8.2
Liver	1	4.0	0	0.0	0	0.0	1	2.0
Biliary	1	4.0	0	0.0	0	0.0	1	2.0
Oesophagus	2	8.0	0	0.0	0	0.0	2	4.1
Pancreas	1	4.0	1	7.1	0	0.0	2	4.1
Urinary Bladder	1	4.0	0	0.0	0	0.0	1	2.0
Lung	1	4.0	1	7.1	0	0.0	2	4.1
X²	14.640		11.116		13.650
^MCP	0.240		0.544		0.244

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 pattern of FDG uptake of peritoneal metastasis; p probability; Significance < 0.05