“…The aetiology, pathophysiology, and optimum treatments for MC are unknown, and there are controversies regarding the nomenclature of the condition. Specific macroscopic features have been described in case reports, including linear streaks and mucosal tears, mucosal ulceration, or other non-specific features [11,12,13,14,15,16,17,18,19]. More recently, several larger cohorts have described subtle macroscopic findings in up to 30% of individuals with MC, occurring with greater frequency in collagenous colitis [20].…”