Low Pathogenic Avian Influenza

Low Pathogenic Avian Influenza (H9N2)

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Low Pathogenic Avian Influenza

Low Pathogenic Avian Influenza (H9N2) just only one of the subtypes in poultry. It is referred to as the disease named avian influenza caused by infection with avian (bird) influenza (flu) Type A viruses in poultry. its also known Bird Flu.

there are two types of infection found in birds 1) High pathogenic Avian influenza( HPAI) 2) Low pathogenic Avian Influenza (LPAI). So LPAI just only one of many subtypes in poultry.

clinical signs show of Low Pathogenic Avian Influenza (LPAI) suddenly but mortality low in laying then broiler birds. the bird can remain infected 1- 2 weeks but recovered after disappearance clinical signs.

Extensive mortality occurred at HPAI due to disease only seen in the peracute stage.

Clinical Signs

Clinical signs vary stage of infection, time & weather condition. this severity occurred when day length increase but cold weather at night by the overflow of air pressured increased.

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

edge of the comb became cyanotic are characteristics sign of Low Pathogenic Avian Influenza (LPAI) in poultry I

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Severe prostration in broiler bird

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Open Beak respiration in Chicken

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Bilateral swollen head at broiler birds

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Profuse mucoid nasal discharge is often seen in LPAI

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Mucoid discharge from the mouth in severely infected birds

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Conjunctivitis

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Fully closed eye due to conjunctivitis

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Head tuck under the feather

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Excessive mucoid with slight greenish feces are characteristics sign of Low Pathogenic Avian Influenza (LPAI) in poultry

Low Pathognomonic Avian Influenza (LPAI) In Poultry, LPAI in poultry, h5n2 in poultry, bird flu

Egg Shell breakage pale coloured & reduce the size
characteristics sign of Low Pathogenic Avian Influenza (LPAI) in poultry


Md Ramzan Ali, DVM
Poultry consultant,
Contact: ramzandvm08@gmail.com

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