{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Polioencephalomalacia

Polioencephalomalacia - (PEM By Juan Morales Pathology...

Info iconThis preview shows pages 1–7. Sign up to view the full content.

View Full Document Right Arrow Icon
Polioencephalomalacia (PEM) By: Juan Morales
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Pathology Literally means softening of the cerebral cortical grey matter of the brain. Disease characterized by a disturbance in the central nervous system. Brain of the infected animal becomes inflamed and swollen, and eventually becomes necrotic.
Background image of page 2
Pathology cont’d Diagnosis is usually done by performing a necropsy on the brain of the dead animal. Dead grey matter will fluoresce under a wood’s lamp.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Background image of page 4
Causes PEM sometimes occurs on high grain diets, and diets that include plants high on thiaminases and sulfur. Thiaminases are enzymes found in a few plants, such as bracken fern. When ingested these enzymes split thiamin (Vitamin B1), an important compound in energy metabolism, and render it inactive.
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Causes cont’d Normally ruminants are fairly resistant to thiamin deficiency since rumen microbes provide the animal with sufficient amounts of thiamin. However, the ingestion of thiaminases will
Background image of page 6
Image of page 7
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 14

Polioencephalomalacia - (PEM By Juan Morales Pathology...

This preview shows document pages 1 - 7. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online