COMMUNICABE DISEASES

1. Giardiasis
EELO UNIVERSITY
M R . M O H A M E D A H M E D H A D I
( B S C , B S C M L T , P G D P M , M P H )
D E P A R T M E N T O F N U R S I N G A N D P U B L I C H E A L T H
C E L L P H O N E : 0 6 3 - 4 4 6 4 5 1 8
E - M A I L : H A D I B I N U H A D I @ G M A I L . C O M

2.  Definition : a protozoan infection principally
of the upper small intestine associated with
symptoms of chronic diarrhea, steatorrhea,
abdominal cramps, bloating, frequent loose
and pale greasy stools, fatigue and weight
loss.
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Giardiasis

3. Giardia lamblia
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Infectious agent

4. EELO UNIVERSITY
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5. Epidemiology Occurrence-
Worldwide distribution. Children are more
affected than adults. The disease is highly
prevalent in areas of poor sanitation
Reservoir- Humans
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6. Mode of Transmission
 Person to person transmission occurs by hand
to mouth transfer of cysts from feces of an
infected individual especially in institutions
and day care centers.
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7. Period of communicability- Entire period of
infection, often months.
Susceptibility and resistance- Asymptomatic
carrier rate is high. Persons with AIDS may have
more serious and prolonged infection
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8.  Ranges from asymptomatic infection to severe
failure to thrive and mal-absorption
 Young children usually have diarrhea but
abdominal distension and bloating are frequent
 Adults have abdominal cramps, diarrhea,
anorexia, nausea, malaise, bloating
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Clinical Manifestation

9. Diagnosis
 Demonstration of Giardia lamblia cyst or
trophozoite in feces
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10. A. Metronidazole
B. or Tinidazole
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Treatment

11.  Prevention and control
 Good personal hygiene, and hand washing before
food and following toilet use
 Sanitary disposal of feces
 Protection of public water supply from
contamination of feces
 Case treatment
 Safe water supply
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Prevention and control

12. THANK YOU!
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