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Enterocolitis --see also Enteritis K52.9
    due to Clostridium difficile
        not specified as recurrent A04.72
        recurrent A04.71
    fulminant ischemic --see also Ischemia, intestine, acute K55.059
    granulomatous --see Enteritis, regional
    hemorrhagic (acute) --see also Ischemia, intestine, acute K55.059
        chronic K55.1
    infectious NEC A09
    ischemic K55.9
    necrotizing K55.30
        with
            perforation K55.33
            pneumatosis K55.32
                and perforation K55.33
        due to Clostridium difficile
            not specified as recurrent A04.72
            recurrent A04.71
        in non-newborn K55.30
            stage 1 (without pneumatosis, without perforation) K55.31
            stage 2 (with pneumatosis, without perforation) K55.32
            stage 3 (with pneumatosis, with perforation) K55.33
        in newborn P77.9
            stage 1 (without pneumatosis, without perforation) P77.1
            stage 2 (with pneumatosis, without perforation) P77.2
            stage 3 (with pneumatosis, with perforation) P77.3
        without pneumatosis or perforation K55.31
    noninfectious K52.9
        newborn --see Enterocolitis, necrotizing, in newborn
    pseudomembranous (newborn)
        not specified as recurrent A04.72
        recurrent A04.71
    radiation K52.0
        newborn --see Enterocolitis, necrotizing, in newborn
    ulcerative (chronic) --see Pancolitis, ulcerative (chronic)