Diarrhoeal Diseases Number of patients on rise The number of the patients undergoing treatment for diarrhoeal diseases shows sharp rise this week. Around 1319 people sought treatment at different hospitals across the country from Saturday morning to yesterday morning, according to the control room of Directorate General of Health Services. International Centre for Diarrhoeal Diseases and Research, Bangladesh (ICDDR,B), the lone specialised hospital for diarrhoeal diseases in the country, experienced 650 patients yesterday, which was 699 on Saturday and 656 on Friday.