Avian Diseases

Question 1

What are some causes of avian Chlamydiosis? What birds is it most common in?

Answer 1

stress. Most common in newly acquired birds?

Question 2

What are the clinical signs of avian Chlamydiosis?

Answer 2

Depression, lethargy, anorexia, dyspnea, nasal/ocular discharge, conjunctivitis, green urates

Question 3

How do you diagnose avian Chlamydiosis?

Answer 3

Radiographs (hepatomegaly or splenomegaly)
Chlamydia panel

Question 4

What tests are included in a Chlamydiosis panel?

Answer 4

ELISA, PCR, aspirate/biopsy, elementary body assay (EBA)

Question 5

What is the minimum amount of tests needed in an avian Chlamydiosis panel to confirm the disease?

Answer 5

At least 3 tests

Question 6

How do you treat avian Chlamydiosis?

Answer 6

Doxycycline for 45 days

Question 7

How is avian pox transmitted? What is the incubation period?

Answer 7

Mosquito or broken skin
10-14 days incubation period

Question 8

What are the clinical signs of avian pox?

Answer 8

Blepharitis, ocular discharge, rhinitis, conjunctivitis, raised papule

Question 9

What are the two types of avian pox?

Answer 9

Dry pox: cutaneous papular lesions
Wet pox: mucosal lesions of oropharynx

Question 10

How do you diagnose avian pox?

Answer 10

Clinical signs and histology

Question 11

What is the treatment for avian pox?

Answer 11

Supportive care

Question 12

What virus is most common in immature psittacine birds?

Answer 12

Polyoma virus

Question 13

T/F polyoma virus has a good prognosis

Answer 13

FALSE. 27-41% mortality rate

Question 14

What are the clinical signs of polyoma virus?

Answer 14

SUBCUTANEOUS HEMORRHAGES. Dyspnea, anorexia, depression, delayed crop emptying

Question 15

How is polyoma virus transmitted?

Answer 15

Excretions and secretions (especially in urine)

Question 16

What are the clinical signs of proventricular dilation disease?

Answer 16

Chronic weight loss, regurg, delayed crop emptying, poss neurological signs, inflammation of nerves that innervate GI tract

Question 17

How do you diagnose PDD?

Answer 17

Radiographs to look for enlarged proventriculus
Crop biopsy

Question 18

How do you treat psittacine beak and feather disease?

Answer 18

PCR or feather follicle biopsy

Question 19

What are the clinical signs or Psittacine beak and feather disease?

Answer 19

Dystrophy of feathers, progressively worse over time. Retained feather sheaths, curled feathers

Question 20

T/F Psittacine beak and feather disease is fatal

Answer 20

TRUE. Can live for years but always eventually fatal

Question 21

What disease causes wart like GI/Cloacal lesions in birds?

Answer 21

Papillomatosis (herpes 3)

Question 22

Which birds most commonly get papillomatosis?

Answer 22

Amazons & macaws

Question 23

What causes aspergillosis in birds?

Answer 23

Immunosupporessed, stressed, hypovitaminosis A, inhalation of spores

Question 24

What type of disease is aspergillosis?

Answer 24

Fungal

Question 25

What causes Candidiasis in birds?

Answer 25

Yeast organisms

Question 26

What are the clinical signs of Candidiasis?

Answer 26

Regurg, delayed crop emptying, white plaques in oral cavity

Question 27

If a bird has a yeasty sweet smell, what does it likely have?

Answer 27

Candiasis

Question 28

What are the two metals that commonly cause heavy metal toxicity in birds?

Answer 28

Lead and zinc

Question 29

Birds who are fed all seed diets commonly have what?

Answer 29

Hypovitaminosis A

Question 30

What are the clinical signs of hypovitaminosis A?

Answer 30

Blunted choanal papillae, plantar erosions on feet, porr quality skin & feathers

Question 31

T/F you can treat hypovitaminosis A in birds by giving a vitamin A injection?

Answer 31

FALSE. Need to increase vitamin A in diet

Question 32

What is unique about African grey diets?

Answer 32

Low dietary calcium, need higher calcium levels in food

Question 33

What does Teflon toxicity cause in birds?

Answer 33

Pulmonary hemorrhage and death

Question 34

A diet low in what can cause egg binding in birds?

Answer 34

Calcium

Question 35

What is crop burn?

Answer 35

Common in juvenile birds being formula fed. Formula is too hot and burns holes in crop or stomach

Question 36

What parasite causes canker in pigeons? What does it cause?

Answer 36

Trichomoniasis White plaque in oral cavity