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Waterborne Diseases Types


What are the Different Water Borne Diseases?

Disease which are transmitted by drinking contaminated water

  • Nausea
  • Vomiting
  • Profuse diarrhea with abdominal cramps.
  • "Rice water" stool containing mucus, epithelial cells and bacteria.
  • Rapid loss of fluid, electrolytes, which leads to profound dehydration, circulatory collapse.
Disease Symptoms Transmission Treatment
Bacillary Dysentery/
Shigellosis
  • Abdominal pain
  • Watery diarrhea
  • Mild fever
  • Abdominal cramps
  • Paint
  • Frequent stools with bloody mucus
Bacillary dysentery is caused by four species of the Genus Shigella
    • Shigella
      sonnei
    • Shigella
      flexneri
    • Shigella
      dysenteriae
    • Shigella
      boydii

Shigella species spread by faecal-oral route

  • Maintain the loss of body fluids by giving Oral re hydration salt solution.
  • Antibiotic treatment for children and aged people
    • Ampicillin
    • Cotrimoxazole
    • Tetracycline
    • Ciprofloxacin
Cholera
  • Cholera is transmitted by drinking water or eating food contaminated with Vibrio cholerae.
  • Floodwaters can carry V. cholerae and contaminate drinking water supplies.
  • Eating raw or under cooked seafood.

Sanitation, food safety and hygiene practices are inadequate.
  • Oral re-hydration salts to replace the loss of fluids and salts.
  • In severe cases antibiotics used are -
    Tetracycline
    Cotrimoxazole
    Erythromycin
    Doxycycline
    Chloramphenicol
    Furazolidone
Hepatitis A
  • Nausea
  • Vomiting
  • Anorexia
  • Fever
  • Jaundice
  • Transmitted by faecal-oral route due to faecal contamination of Hepatitis A virus.
  • Causes Infectious Hepatitis.
  • Mortality rate 0.5%
  • Prevention of faecal contamination.
  • Personal hygiene
  • Use of Immune globulin (IG)
  • Hepatitis A virus vaccine available.
Typhoid fever
  • Diarrhea
  • headache
  • malaise
  • nausea
  • vomiting
  • enteric fever
  • Gastroenteritis
  • Water-borne disease transmitted by contaminated water containing

Salmonella typhi and Salmonella paratyphi causes Typhoid and Paratyphoid fevers.
  • Prevention of faecal contamination which causes water borne disease
  • Chloramphenicol

Ciprofloxacin
Co-trimoxazole
Malaria
  • Fever
  • Chills
  • Sweating
  • Headaches
  • Muscle pains
  • Nausea
  • Vomiting
  • Transmission of parasite Plasmodium species from infected person to other person by the bite of female anopheles mosquito.
  • Personal prophylaxis-Apply Repellent creams, use mosquito nets
  • Destroying the larval, pupa and adult stages of mosquito by insecticide, biological methods, and physical methods.
  • Treatment of infected person:
    • Quininederivatives
    • Acridine derivatives
    • 4 and 8 Aminoquinolines
Disease Symptoms Transmission Treatment
Dengue fever
  •  High fever
  •  Severe headache
  •  Backache
  •  Joint pains
  •  Nausea
  • vomiting
  •  Eye pain
  •  Rash
  •  Dengue is transmitted by the Mosquito vector Aedes mosquito which is infected with dengue virus.
  •  Spreads directly from person to person.
  •  Effective mosquito control of Aedes aegypti.
  •  Early clinical diagnosis
  • Analgesics and Fluid Replacement Therapy.
Ascariasis/
Round worm Infestations
Symptoms include
  •  Cough
  •  Wheezing
  •  Fever
  •  Abdominal pain due to intestinal blockage
  • Parasitic infection caused by round worm Ascaris lumbricoides.
  •  Transmitted by eating uncooked contaminated food containing eggs of the worm.
  •  Children#$#s mostly get infected by putting their hands to their mouths after playing in contaminated soil.
  • Avoid contamination of water with Ascaris eggs.
  • Proper disposal of night soil.
  • Washing of fruits and vegetables before eating.
  •  Personal hygiene of washing hands.
Campylobacteriosis
  • Diarrhea
  •  Abdominal pain
  •  Malaise
  • Fever
  •  Nausea
  •  Vomiting
  • Zoonotic disease caused by Campylobacter jejuni.
    causes
    Gastroenteritis worldwide.
  • Drinking chlorinated water
  •  Proper sewage disposal
  •  Complete cooking.
  •  Personal hygiene
  •  Avoid drinking raw milk.
  •  Treatment includes providing Re-hydration therapy with Antibiotics.
Giardiasis
  •  Diarrhea
  •  Mal-absorption of fat
  •  Abdominal
  •  cramps
  •  Nausea
  •  Loss of appetite
  •  Vomiting
  •  Fever
  • Food and water contaminated by human and animal faeces.
  •  Spread by direct contact with infected persons.
  •  Poor sanitation and poor faecal - oral hygiene.
  • Improved water supply.
  •  Proper disposal of human faeces.
  •  Maintenance of food and personal hygiene.
  •  Health education.
  •  Treat with drugs like-
    Metronidazole
    Tinidazole
    Quinacrine hydrochloride.
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