Week of 22-Sep-2023

The turbinate lesion is due to:

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Observing a transversal cut of the nose, ventral turbinates are moderately and asimetrically reduced in size with a change of the normal features. Lesions are consistant with atrophic rhinitis and different severity could be evident with nasal deviation and asymmetric distortion of the surrounding bone structure, softening of the nasal septum and possible discharges due to secondary infection.

The primary pathologic mechanism is consistent with progressive atrophic rhinitis (PAR), a condition where toxin producing strains of the bacterium Pasteurella multocida (type D), cause progressive inflammation and atrophy of the tissues and nose distortion. PAR could be a serious condition both in weaned and growing pigs where specific control programmes are not implemented. A semi-quantitative scoring system (0-5) could quantify the amount and distribution of the pathological changes.

The pig was one of three from a herd (site 1 and 2)  where specific vaccination program was implemented. No pigs demonstrated external noticeable deformities.

Photo of the week

Week of 19-Apr-2024

Which disease could cause this type of lesion?

Week of 12-Apr-2024

What is the likely cause of this lesion seen in >10% of lungs in slaughter pigs each week from a breeder feeder farm?

Week of 05-Apr-2024

The ulcer shown is in the preputial diverticulum of an adult boar culled due to persistent haemorrhage in the ejaculate. What is the likely cause?

Week of 28-Mar-2024

This non-fatal scour is seen in piglets from 10 days of age. What is the most likely primary cause?

Week of 22-Mar-2024

Which infectious disease is the most likely cause of the haemorrhages visible on the serosal surfaces of this growing pig which was found dead?

Week of 15-Mar-2024

What is the cause of the liver lesion in this heavily pregnant sow found dead?

Week of 08-Mar-2024

Is there anything strange about any of the pigs in the photo?

Week of 23-Feb-2024

This 6-week-old pig has non-pruritic lesions on the skin. What can it be?

Week of 16-Feb-2024

What is the most likey cause of the lesion seen in a single 10 day old piglet on an outdoor pig unit in January?

Week of 08-Feb-2024

A first parity weaned sow can not hold her weight. It shows poor response to antibiotics and NSAIDS. What is the most likely cause of this lesion?

Week of 02-Feb-2024

What is the most likely cause of this condition?

Week of 19-Jan-2024

There is a disease outbreak with sudden deaths, inappetence, high fever and difficult breathing in pigs from 15 weeks until slaughter. The slaughterhouse inspection shows lungs like those in the image. What is the most likely cause?

Week of 12-Jan-2024

There is an arthritis and skin lesion associated increase in condemnation rates at the slaughterhouse. What is the most likely cause of this problem?

Week of 05-Jan-2024

This is a 7 day old piglet that was born with this condition on the skin. What is the most likely cause of this lesion?

Week of 29-Dec-2023

This lesion is caused by:

Week of 22-Dec-2023

This lesion is caused by:

Week of 08-Dec-2023

This piglet is lethargic and non-pruritic. What is the cause of this condition?

Week of 01-Dec-2023

The following lesion is occasionally seen on the placenta following a normal full term farrowing. What is it and what is its significance?

Week of 24-Nov-2023

In this confinement stall the slat level is below the passageway and the rear door is tight to the floor. Which of the following comments is true

Week of 17-Nov-2023

A dry white deposit is evident on the mucosal surface of the vulva of a sow served 25 days previously. What is it and what is its significance?

Week of 10-Nov-2023

There is an increase in pigs with a swollen mass behind the rear legs, below the anus. It is most frequently located on the side. What is the most likely cause of this lesion?

Week of 03-Nov-2023

What caused the sudden death of this 8 week old weaner?

Week of 20-Oct-2023

Mesenteric lymph nodes enlargement are more likely consistent with:

Week of 13-Oct-2023

In which production phase is this finding more frequently observed?

Week of 06-Oct-2023

What is the aetiological cause of this lesion?

Week of 29-Sep-2023

How is the texture of these organs?

Week of 15-Sep-2023

This pathology picture is more frequently found in: