Group | Benign OM (n=41) | Malignant OM (n=65) | |
Age (years) | 60±17 | 64±14 | |
Male/female | 21/20 | 22/43 | |
BMI (kg/m2) | 26.3±4.7 | 25.7±4.3 | |
Ascites | 28/41 (68%) | 54/65 (83%) | |
Subgroup | Benign inflammatory OM (n=19) | Benign non-inflammatory OM (n=22) | |
Aetiology | Pancreatitis (10) Crohn’s disease (2) Peritoneal dialysis (1) Acute kidney-graft rejection (1) Hypereosinophilic syndrome (1) Bacterial peritonitis due to bowel perforation (2) Unspecific chronic fibroinflammation (1) Inflammatory pseudotumour (1) | Portal hypertension (9) Congestive heart failure (4) Omental fat-bulk (n=7) Omental infarction (1) AS/splenosis (1) | Ovarian CA (12) Breast CA (8) CRC (6) Pancreas CA (6) Gastric Ca (5) CUP (6) B-cell-lymphoma (5) Biliary CA (4) Appendix CA (2) Prostate CA (2) Cervix CA (2) Oesophagus CA (1) Vulva CA (1) Malignant melanoma (1) Bladder CA (1) Mesenchymal sarcoma (1) Leiomyosarcoma (1) Primary serous peritoneal adenocarcinoma (1) |
AS, accessory spleen; BMI, body mass index; CA, carcinoma; CRC, colorectal carcinoma; CUP, cancer of unknown primary; OM, omental mass.;