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Flashcards in Aspergillosis Deck (28)
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0
Q

aspergillus is a pathogen or an opportunist

A

opportunist

1
Q

aspergillosis is most common in which species

A

poultry

2
Q

which part of body do aspergillus affect

A
lungs(pneumonia)
blood vessels(mycelial emboli)
3
Q

toxins produced by aspergillus

A

alfatoxins

4
Q

alfatoxins cause disease called

A

alfatoxicosis(myco-toxicosis)

5
Q

aspergillosis in poultry is known as

A

brooder pneumonia

6
Q

aspergillosis commonly occurs in _______ in horses

A

guttural pouch(recurrent epistaxis)

7
Q

M. lesions of aspergillosis

A
  • thrombosis/infarction of wall or arteries

- granulomas

8
Q

m. lesions of aspergillosis

A
  • large colonies of radiating hyphae

- mycelia surrounded by “SPLENDORE-HOEPPLI” material

9
Q

tell about hyphae of aspergillus

A
  • septate & branching

- basophilic

10
Q

tell about splendore-hoeppli material

A
  • are radiating clubs surrounding mycelia

- eosiniphilic

11
Q

aspergillus is associated with which material

A

splendore-hoeppli

12
Q

define mycotoxicosis

A

dz. caused by toxins of fungi

13
Q

fungi are ______toxic mostly

A

hepatotoxic

14
Q

alfatoxicosis is caused by toxin of __________ sp.

A

aspergillus

15
Q

alfatoxicosis is also known as _________ poisoning

A

groundnut

16
Q

groundnut poisoning is caused by which sp.

A

aspergillus

17
Q

alfatoxins are produced by which two species of genus aspergillus

A

A. flavus

A. parasiticus

18
Q

at least ____ different alfatoxins exist

A

17

19
Q

name the five most important alfatoxins

A

B1,B2
G1,G2
M1

20
Q

out of all, which alfatoxin is most TOXIC and most PREVALENT

A

B1

21
Q

name a metabolist of alfatoxin B1, which is found in milk

A

M1

22
Q

two cytopathic effects of alfatoxins

A
  • hepatoxic
  • carcinogenic

(hence cause LIVER CANCER)

23
Q

which disease of alfatoxin was encountered first time and in which species

A

hepatitis X

dogs

24
Q

cause of heptatitis X in dogs

A

goundnut meal

25
Q

disease caused in turkey by alfatoxin

A

turkey X disease

26
Q

tell about species,age susceptibility of alfatoxicosis

A

young>old
male>female
ducks,turkeys>chicken

27
Q

which species are resistant to alfatoxicosis

A

horses