Are all primary omental infarcts truly idiopathic? Five case reports

Table 1 Demographics, clinical data, and laboratory and computed tomography findings of the patients

Patient number	1	2	3	4	5
Age in yr	21	28	34	36	38
Sex	M	F	M	M	M
Smoking status	Yes	No	Yes	Yes	Yes
Duration of symptoms in d	2	3	2	7	5
Pain localization	Epigastrium	URQ	Epigastrium/LRQ	URQ	URQ
Peritoneal irritation sign	No	No	Yes	No	No
CT localization	URQ, inframesocolic omentum	URQ, anterior to the ascending colon	ULQ, inframesocolic omentum	URQ, lateral to the hepatic flexura	URQ, inframesocolic omentum
Lesion diameter in mm	40 × 85	35 × 45	23 × 32	40 × 73	52 × 58
BMI in kg/m2	24	26	24	23	24
WBC as 109/L	10.94	16.87	15.29	8.64	6.77
CRP 0-5 mg/L	2.13	0.02	2.99	5.88	8.70
PT 9.4-12.5/s	13.1	10.1	14.2	12.5	11.3
CK 30-200 U/L	261	93	142	297	287
Management	Medical	Medical	Surgical	Medical	Medical
LOS in d	5	4	3	2	5

BMI: Body mass index; CK: Creatine kinase; CRP: C-reactive protein; CT: Computed tomography; F: Female; LOS: Length of stay; LRQ: Lower right quadrant; M: Male; PT: Prothrombin time; ULQ: Upper left quadrant; URQ: Upper right quadrant; WBC: White blood cell count.

Table 2 Previously reported omental infarct cases with thrombophilia work-up

Ref.	Age in yr/sex	Hypercoagulable states	Treatment
Lindley and Peyser[3]	42/male	Unremarkable	Surgical (laparoscopic)
Subasinghe et al[17]	37/male	Unremarkable	Surgical
Kaya et al[18]	25/male	Unremarkable	Medical
Porras et al[19]	11/male	Unremarkable	Medical
Alshehri et al[20]	46/male	Antiphospholipid syndrome	Medical
Patle et al[21]	41/female	Protein C and protein S deficiencies	Surgical (laparoscopic)
Present case	38/male	Homozygous for methylenetetrahydrofolate reductase (A1298C) mutation and heterozygous for factor V Leiden mutation	Medical