This study carried out on one hundred lungs of Awassi Syrian sheep
were collected randomly from Damascus countryside slaughter
houses.
The study carried out on various aged sheep between day to five
months which suffered from diagnostic clinical signs of white
muscle disease. Autopsy to all the sheep dead or slaughtered and
record all observations and histological biopsies of different organs
was collected.
The most outstanding features of gross inspection were wasting,
pale in visual mucous membrane, dyspnea, lung edema, and the
most parts of muscle were white.