Table 2.

Lower GI endoscopy indications.

	Overall N = 45	Recurrent disease N = 17	Primary disease N = 28
Rule out other etiologies	19 (42%)	6	13
Immunosuppression	4 (9%)	1	3
Bloody diarrhea	4 (9%)	—	4
Ongoing symptoms despite therapy	8 (18%)	4	4
Other	3 (7%)	1	2
C. difficile studies inconclusive	16 (35%)	8	8
Worsening clinical status	5 (11%)	2	3
Followup of known colonic pathology*	4 (9%)*	1	3
Therapy+	1 (2%)	—	1

*History of microscopic colitis (n = 2), followup of colonic surgery (n = 2). ⁺Bowel decompression.