Normally, the fluid produced by the glands is a clearish or pale yellow-brown in color. When diseased, the secretions can become thick, pasty brown; thinned.
Scooting and perineal licking or biting are common symptoms of anal sac impaction and . and the contents, which are thick and dark in color, are not easily expressed. . Overt infection may be recognized by pus secretion from the anal sacs.
Dogs have anal sacs on either side of the anus that fill with fluid produced by the anal secretion will have turned to a thick, pasty brown fluid if the anal glands have been Based on the consistency and color of the material, and the difficultly.