Factitious Diarrhea

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  • Associations:
    • Patient from medical field
    • High socioeconomic class
    • Multiple admissions
  • Laxative abuse
  • Increase in both frequency and volume (10 - 20/day)
  • Nocturnal bowel movements


Dark brown discoloration of the colon with lymph follicles shining through as pale patches (bysacodil)

Differential diagnosis

IBS (no nocturnal bowel movements)