Effects of sulfasalazine on biopsy mucosal pathologies and histological grading of patients with active ulcerative colitis

Table 1 Effect of SASP on small vessel lesions in lamina propria n (%)

	n	Focal hemorrhage	Vessel inflammation	Fibroid necrosis	Thrombosis
Before treatment (mild)	56	41 (73.2)	27 (48.2)	1 (1.8)	0
After treatment (mild)	46	25 (54.3)	8 (17.4)	0	0
Before treatment (moderate)	50	32 (64.0)	34 (68.0)	2 (4.0)	1 (2.0)
After treatment (moderate)	45	22 (48.9)	12 (26.7)	0	0