Volvulus is most common in adults, where it occurs with equal frequency in small intestine (around a twisted mesentery) and colon (in either sigmoid or cecum which are more mobile).

• 成年人肠扭转较常见，发生在小肠（围绕着扭曲的肠系膜）和结肠（发生在乙状结肠或是盲肠，它不固定）机会是均等的。