Table 2.

Peritoneal carcinomatosis – differential diagnoses

1. Primary peritoneal malignancies
	Malignant mesothelioma [5]
	Primary peritoneal carcinoma [2]
	Desmoplastic small round cell tumour (DSRCT) [5]
	Primary peritoneal lymphoma [2]
2. Desmoid tumour [5]
3. Solitary fibrous tumour (SFT) [5]
4. Pseudomyxoma peritonei [6]
5. Peritoneal lymphomatosis [4]
6. Carcinoid tumour [5]
7. Non-malignant conditions
	Most common:
	Peritoneal tuberculosis [4]
	Actinomycosis [6]
	Splenosis implants [4]
	Endometriosis [6]
	Foreign body reaction [7]