Page 148 - Health, Population and Environment Education 10
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a. Amoebic Dysentery
The causative agent of amoebic dysentery is a protozoan parasite called Entamoeba
histolytica. This parasite is found in the stool of the patient. These germs enter the body
of a healthy person through faecal-oral route, i.e. through contaminated food and water.
Major Symptoms
i. Abdominal pain
ii. Presence of mucus in the stool
iii. Frequent passing out of stool
iv. Weakness
v. Fatigue
vi. Nausea and vomiting
vii. Dehydration
viii. Loss of appetite
ix. Headache
x. Muscle cramps
xi. Sunken eyes
xii. Hollow cheeks
xiii. Occurrence of lather in the stool
b. Bacillary Dysentery
The causative agent of Bacillary dysentery is Shigella shiga. It is found in the stool of the
patient. These germs enter the body through faecal-oral route.
Major Symptoms
i. Abdominal pain
ii. Fever
iii. Frequent passing out of stool
iv. Mucus and blood can be seen in the stool
v. Difficulty and pain occur while defecating
vi. Dehydration
vii. Weakness
viii. Fatigue
148 GREEN Health, Population and Environment Education Book-10
