Table 2.

The list of case reports developing with acute abdomen.

Case number	Year	Symptoms	Colonoscopic findings	Cause (duration)	Treatment	Treatment responses
1	Yusuke et al., 2009 [4]	Abdominal pain, hematochezia, diarrhea	Liner ulcers (S/C)	LPZ induced (2 months)	Stopping LPZ	Good
2	Kitagawa et al., 2013 [8]	Abdominal pain, hematochezia	Liner ulcers (D/C, S/C)	LPZ induced (unknown)	Stopping LPZ	Good
3	Takanashi et al., 2010 [12]	Abdominal pain, diarrhea, vomit	Liner ulcers (T/C-S/C)	LPZ induced (1 month)	Stopping LPZ	Good
4	Our case	Abdominal pain, hematochezia, diarrhea	Liner ulcers (T/C)	LPZ induced (3 months)	Stopping LPZ	Good