What is the mode of transmission of Diarrhoea?

Direct transmission occurs through contact between hands contaminated with faeces and the person’s mouth; indirect modes of transmission are through ingestion of contaminated food or water, contact with infected soil, utensils, etc., and transmission by flies that have crawled on faeces (Figure 33.4).

What factors contribute to the lack of progress in preventing deaths from diarrhea?

At lower levels of income risk factors for diarrheal diseases such as lack of access to clean water, rotavirus vaccine availability, undernutrition, stunting and others are most prevalent.

What are contagious diseases?

Contagious diseases (such as the flu, colds, or strep throat) spread from person to person in several ways. One way is through direct physical contact, like touching or kissing a person who has the infection. Another way is when an infectious microbe travels through the air after someone nearby sneezes or coughs.

What are the two primary causes of diarrheal disease?

What causes diarrhea?

• Infection by bacteria.
• Infections by other organisms and pre-formed toxins.
• Eating foods that upset the digestive system.
• Allergies and intolerances to certain foods (Celiac disease or lactose intolerance).
• Medications.
• Radiation therapy.
• Malabsorption of food (poor absorption).

Is diarrheal disease a virus?

A number of diseases and conditions can cause diarrhea, including: Viruses. Viruses that can cause diarrhea include Norwalk virus (also known as norovirus), enteric adenoviruses, astrovirus, cytomegalovirus and viral hepatitis. Rotavirus is a common cause of acute childhood diarrhea.

Which bacteria causes diarrhea?

Common bacteria that cause diarrhea include Campylobacter link, Escherichia coli link (E. coli), Salmonella link, and Shigella link.