Blood Flukes: Schistosoma haematobium Flashcards

1
Q

Common name of Schistosoma haematobium

A

Vesical blood fluke

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2
Q

Final host of Schistosoma haematobium

A

Man

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3
Q

Intermediate host of Schistosoma haematobium

A

Bulinus sp. (snail)

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4
Q

Habitat of Schistosoma haematobium

A
  • Vesical
  • Prostatic
  • Uterine Venouse Plexuses of urinary bladder
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5
Q

Diagnostic stage of Schistosoma haematobium

A

Ova in urine

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6
Q

Infective stage of Schistosoma haematobium

A

Cercaria

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7
Q

MOT of Schistosoma haematobium

A

Skin penetration

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8
Q

Pathology of Schistosoma haematobium

A
  • Urinary bilharziasis
  • Obstructive uropathy
  • Pyelonephritis
  • Renal failure
  • Chronic bacteriuria
  • Bladder carcinoma
  • Bladder calcification
  • Cutaneous disease
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9
Q

Diagnosis of Schistosoma haematobium

A
  • Urine exam
  • COPT
  • egg hatching technique
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10
Q

Treatment of Schistosoma haematobium

A

Praziquantel
Metrifonate

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11
Q

Schistosoma haematobium egg has Prominent _____ spine

Lateral or Terminal

A

Terminal spine (gitna)

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12
Q

Schistosoma haematobium egg size

oval or oblongated

A

Oblongated egg

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13
Q

Schistosoma haematobium female adult. How many eggs are there?

A

20-30 eggs

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14
Q

Where does the ovary of Schistosoma haematobium female adult located?

  • andterior or posterior
A

Posterior 1/2 end

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15
Q

How many testis are there in male Schistosoma haematobium adult?

A

4-5 testis

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16
Q

What is the appearance of Integumentary tuberculations in Schistosoma haematobium adult?

  • prominent or fine
A

Fine (than mansoni)

17
Q

S. haematobium egg morphology

A
  • elongate
  • terminal spine
  • acid-fast negative
18
Q

The only S. spp. that is Acid-fats NEGATIVE

a. S. mansoni
b. S. japonicum
c. S. haematobium

A

c.