Bacterial resistance, Diarreia aguda, Disenteria,Dysentery,Resistencia bacteriana ,Shigella, Tratamento. Root cause of Disease The most common causes of acute and persistent diarrhea are infections, travelers’ diarrhea, and side effects of medicines. Viral infections. Many viruses cause diarrhea, including norovirus link and rotavirus link. Viral gastroenteritis is a common cause of acute diarrhea. Symptoms The main symptom…