Table 2. Summary of Complications From the Endoscopic Tattooing Described Above.

Author	Location	Material	Complication
Cappell et al [25]	NA	India ink	Black macular patches on peritoneum
Mitrani-Boyle et al [26]	Sigmoid colon	India ink	Spreading of dye to pericolic adipose tissue
Hellmig et al [27]	Sigmoid colon	India ink	Spreading of dye to submucosa
Del Rio et al [28]	NA	India ink	Spreading of dye to peritoneum
Tutticci et al [29]	Rectum	Purified carbon	Peritoneal pigmentation
Park et al [30]	Descending colon	Indiaink	Colonic abscess and focal peritonitis
Chang et al [31]	Sigmoid colon	India ink	Colonic abscess
Alba et al [32]	Sigmoid colon	India ink	Rectus muscle abscess
Singh et al [33]	Recto sigmoid colon	India ink	Focal peritonitis
Moss et al [34]	Hepatic flexure	Purified carbon	Peritonitis
Marques et al [35]	Rectum	Purified carbon	Rectum hematoma
Dell’Abate et al [36]	Colon	India ink	Pseudotumor
Coman et al [37]	Colon	India ink	Pseudotumor
Gopal et al [38]	Colon	India ink	Idiopathic inflammatory bowel disease
Bahardursingh et al [39]	Sigmoid	India ink	Simulating intestinal infarction
Gianom et al [40]	Right colon	India ink	Retroperitoneal perforation
Chen et al [41]	Small bowel	India ink	Mesenteric air embolism

NA: not available.