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First author, year | Age | Sex | Risk factors | Bowel Preparation Type Dose | Initial endoscopy characteristics Indication for endoscopy Type of endoscopy Difficult endoscopy (Y/N) Time | Onset to symptoms (hours) | Symptoms | Diagnosis | Complications | Treatment | Resolution |
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Wheeldon [27], 1990 | 59 | F | SLE | NA NA | Surveillance Colonoscopy No NA | 24 hours | Abdopain, vomiting, diarrhea, and hematochezia | Colonoscopy | None | Conservative | D/C 6 days |
Church [31], 1995 | 45 | F | MCTD Methotrexate and prednisone | NA | Hematochezia Flexible sigmoidoscopy Yes: “Difficult, severe pain” NA | 24 hours | Abdopain and fever | Colonoscopy | Peritonitis | Loop sigmoid colostomy | NA |
Cremers [32], 1998 | 44 | F | None | PEG 3350 4 L | Abdominal pain Colonoscopy No NA | 48 hours | Abdopain and hematochezia | Colonoscopy | None | Conservative | D/C 2 days |
Versaci [29], 2005 | 43 | F | SLE | NA | Altered bowel habits Colonoscopy, polypectomy No NA | 4 hours | Abdopain, hematochezia, mucous, and diarrhea | Colonoscopy | None | Conservative | D/C 12 days |
Vaizman [19], 2007 | 78 | F | HTN, age | Bisacodyl/PEG 3350 NA | Surveillance Colonoscopy NA NA | Later that day | Abdopain, hematochezia, and diarrhea | Laparotomy | Necrotic sigmoid with perforation | Left hemicolectomy | NA |
Arhan [28], 2009 | 25 | F | None | Calcium sennoside sodium phosphate enema | Constipation Colonoscopy 25 mins NA NA | 1 hour | Abdopain and hematochezia | Colonoscopy | None | Conservative | D/C 5 days |
Kao [30], 2009 | 55 | M | None | NA | Screening Colonoscopy NA NA | NA | Abdopain and hematochezia | Colonoscopy | None | Conservative | NA |
Dong [33], 2009 | 54 | F | None | NA | Abdominal pain Colonoscopy NA NA | 3 hours | Abdopain and hematochezia | Sigmoidoscopy and CT | None | Conservative | NA |
Singh-Ranger [34], 2011 | 49 | F | None | Sodium picosulphate 20 mg | Abdominal pain and loose stool Colonoscopy NA NA | Later that evening | Abdopain and fever | CT | None | Conservative | NA |
Cheng [35], 2012 | NA | M | None | Sodium phosphate 90 mL | Screening Colonoscopy NA NA | Several hours | Abdopain, hematochezia, and diarrhea | Colonoscopy and CT | None | Conservative | D/C 7 days |
Sapmaz [36], 2014 | 26 | F | None | NA | Chronic diarrhea Colonoscopy NA NA | 10 hours | Abdopain and hematochezia | Colonoscopy and CT | None | Conservative | D/C 5 days |
Lee [37], 2014 | 47 | F | None | PEG 3350 4 L | Screening Colonoscopy and polypectomy NA NA | 7 hours | Abdopain and hematochezia | Colonoscopy and CT | None | Conservative | D/C 9 days |
Lee [37], 2014 | 40 | M | None | PEG 3350 4 L | Screening Colonoscopy No NA | 18 hours | Abdopain and hematochezia | Colonoscopy and CT | None | Conservative | D/C 9 days |
Silva [38], 2014 (abstract only) | 67 | F | COPD | NA | Screening Colonoscopy NA NA | 6 hours | Abdopain and hematochezia | CT | None | Conservative | D/C 5 days |
Hai-Bo Zhou [39], 2015 | 30 | F | None | NA | Abdopain Colonoscopy NA NA | 48 hours | Abdopain and hematochezia | Colonoscopy | None | Conservative | D/C 7 days |
Omar [40], 2015 | 70 | F | Age, HTN, and dyslipidemia | PEG 3350 NA | Screening Colonoscopy No 30 mins | The next day | Abdopain and hematochezia | Colonoscopy and CT | None | Conservative | NA |
Solanke [41], 2016 | 43 | M | None | PEG 3350 4 L split | Constipation Colonoscopy NA NA | 6 hours | Abdopain and hematochezia | Colonoscopy and CT | None | Conservative | D/C 2 days |
Zizzo [9], 2016 | 43 | F | None | PEG 3350 4 L | Screening Colonoscopy Yes: forced exploration, with insufflation 37 mins | 12 hours | Abdopain, fever, and hematochezia | CT, laparoscopy, and laparotomy | Peritonitis Transmural infarct with necrosis | Left hemicolectomy and terminal colostomy | D/C 22 days |
Current case 1, 019 | 57 | F | None | Bisacodyl/PEG 3350 15 mg/2 L | (+) positive FITT Colonoscopy Yes: tortuous NA | 48 hours | Abdopain | Flexible sigmoidoscopy and CT | Hemodynamic instability GAS bacteremia | Conservative | D/C 6 days |
Current case 2, 2019 | 69 | F | IBS | Bisacodyl/PEG 3350 15 mg/2 L | Screening Colonoscopy No NA | 6 days | Abdopain and hematochezia | Flexible sigmoidoscopy | None | Conservative | D/C < 1 day (no admission) |
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