Table 3.

Clinical Data of UC Patients with Esophageal Ulcer.

Case (No)	EU biopsy	EU treatment	Outcome of EU	Other complication
1	Severe inflammatory cell infiltration	PSL	Improvement	No
2	Infiltration of inflammatory cells in the epithelia and no specific information	PSL	Improvement	Oral ulcer
3	Superficial inflammation	PSL	Improvement	Maculopapular eruption
4	Chronically inflamed and edematous, with a dense infltrate of plasma cells, lymphocytes, and histocytes	PSL	Improvement	Buccal ulceration and arthritis
5	N/A	-	-	No
6	N/A	-	-	Necrotic ulceration in the inguinal, genital regions and lower extremities
7	Nonspecific findings other than inflammatorycell infiltration	5ASA, H2blocker	Improvement	No
8	Nonspecific findings other than inflammatorycell infiltration	PSL	Improvement	No
9	Nonspecific findings (Appearance of regenerative epithelium)	PSL	Improvement	Oral ulcer and pancreatitis
10	Nonspecific findings	PSL, SASP	Improvement	No
11	Thickening of epithelial stratum spinosum without nuclear inclusion body	PPI	Improvement	No
12	Nonspecific findings (Appearance of regenerative epithelium)	PPI	Improvement	No
13	Nonspecific findings other than inflammatorycell infiltration	PSL	Improvement	No
14	N/A	PSL	N/A	Mouth and pyoderma gangrenosum
15	N/A	-	-	Oral ulcerations, pustular dermatitis, arthritis
16	N/A	-	-	N/A
17	N/A	-	-	Ulcar of his buttock, paronychia of hands
18	Dense infiltrate of polymorphonuclear cells, a few eosinophils and mononuclear cells	PSL, tetracycline	N/A	Arthritis, episcleritis, oral ulcerations and erythema nodosum
19	Inflammatory cell and infiltration	PPI	Stricture	No
20	Not examination	PPI	Stricture	No

UC: ulcerative colitis, EU: esophageal ulcer, N/A: data not available, PSL: prednisolone, SASP: salazosulfapyridine, 5-ASA: 5-aminosalicylic acid, PPI: proton pump inhibitor