Acute arterial mesenteric ischemia and reperfusion: Macroscopic and MRI findings, preliminary report

Table 1 Magnetic resonance imaging findings

		1-h	2-h	4-h	8-h
Group I: Magnetic resonance imaging findings
Rat 1	Free fluid	1	1	1	1
	Free gas	0	0	0	0
	HRI	0	1	1	1
	PI	0	0	1	1
	Bowel wall thinning	0	1	1	1
	Bowel wall thickening	0	0	0	0
	Wall signal (T2-W sequences)	0	0	1	1
	Wall pneumatosis	0	0	0	0
Rat 2	Free fluid	1	1	1	Rat dead
	Free gas	0	0	0
	HRI	0	1	1
	PI	0	0	1
	Bowel wall thinning	0	1	1
	Bowel wall thickening	0	0	0
	Wall signal (T2-W sequences)	0	0	1
	Wall pneumatosis	0	0	0
Rat 3	Free fluid	1	1	Rat dead
	Free gas	0	0
	HRI	0	1
	PI	0	0
	Bowel wall thinning	0	1
	Bowel wall thickening	0	0
	Wall signal (T2-W sequences)	0	0
	Wall pneumatosis	0	0
Rat 4	Free fluid	1	Rat dead
	Free gas	0
	HRI	0
	PI	0
	Bowel wall thinning	0
	Bowel wall thickening	0
	Wall signal (T2-W sequences)	0
	Wall pneumatosis	0
Group II: Magnetic resonance imaging findings
Rat 5	Free fluid	1	1	1	1
	Free gas	0	0	0	0
	HRI	0	1	1	1
	PI	0	0	1	1
	Bowel wall thinning	0	0	0	0
	Bowel wall thickening	0	1	1	1
	Wall signal (T2-W sequences)	1	1	1	1
	Wall pneumatosis	0	0	0	0
Rat 6	Free fluid	1	1	1	Rat dead
	Free gas	0	0	0
	HRI	0	1	1
	PI	0	0	1
	Bowel wall thinning	0	0	0
	Bowel wall thickening	0	1	1
	Wall signal (T2-W sequences)	1	1	1
	Wall pneumatosis	0	0	0
Rat 7	Free fluid	1	1	Rat dead
	Free gas	0	0
	HRI	0	1
	PI	0	0
	Bowel wall thinning	0	0
	Bowel wall thickening	0	1
	Wall signal (T2-W sequences)	1	1
	Wall pneumatosis	0	0
Rat 8	Free fluid	1	Rat dead
	Free gas	0
	HRI	0
	PI	0
	Bowel wall thinning	0
	Bowel wall thickening	0
	Wall signal (T2-W sequences)	1
	Wall pneumatosis	0

HRI: Hypotonic reflex ileus; PI: Paralytic ileus.