Changes

|q1= What is the morphological diagnosis?

|q1= What is the morphological diagnosis?

|a1= Multifocal follicular and feather pulp haemorrhage.

|a1= Multifocal follicular and feather pulp haemorrhage.

|l1=

|l1=Polyomavirus#Clinical Signs

|q2= What is the aetiological agent?

|q2= What is the aetiological agent?

|a2= These haemorrhages, which can vary in severity, are typical of polyomavirus infection in young psittacines.

|a2= These haemorrhages, which can vary in severity, are typical of polyomavirus infection in young psittacines.

|l2=

|l2=Polyomavirus

|q3= What internal lesions would you expect?

|q3= What internal lesions would you expect?

|a3= Depending on the species of psittacine, there is hepatic enlargement and variable necrosis, and splenomegaly. Generalized serosal haemorrhages may be present and, in a few cases, intestinal necrosis and haemorrhage are noted.

|a3= Depending on the species of psittacine, there is hepatic enlargement and variable necrosis, and splenomegaly. Generalized serosal haemorrhages may be present and, in a few cases, intestinal necrosis and haemorrhage are noted.

|l3=

|l3=Polyomavirus#Diagnosis

|q4= How can a definitive diagnosis be made?

|q4= How can a definitive diagnosis be made?

|a4=

|a4=

*Swabbing affected organs and submitting the swab for DNA probe testing is definitive, and, in cases with poorly developed lesions, may be the only way of making a positive diagnosis.  

*Swabbing affected organs and submitting the swab for DNA probe testing is definitive, and, in cases with poorly developed lesions, may be the only way of making a positive diagnosis.  

*Cloacal swabs may be assessed by PCR for the presence of polyomavirus.

*Cloacal swabs may be assessed by PCR for the presence of polyomavirus.

|l4=

|l4=Polyomavirus#Diagnosis

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