<unk>  is usually self-limited without any mortality (assuming proper hydration is maintained). However, there are several possible complications.
Campylobacteriosis
Cytomegalovirus colitis
Rotaviral gastroenteritis
Shigellosis
Antibiotic-associated diarrhea
Staphylococcal enteritis
Travelers' diarrhea
Eosinophilic gastroenteritis