“…PCV of effusions is often the same or slightly less than that of peripheral blood (Culp et al, 2010;Mandell and Drobatz, 1995;Mongil et al, 1995). Other etiologies include coagulopathies, hepatic necrosis, ruptured urinary bladder, hepatic torsion, hepatic rupture secondary to amyloidosis, and FIP-associated lesions of the liver and kidney (Culp et al, 2010;Mandell and Drobatz, 1995;Swann and Brown, 2001). Malignant neoplasia was the final diagnosis in 68.3% to 80% of canine cases of acute nontraumatic hemoperitoneum (Aronsohn et al, 2009;Pintar et al, 2003).…”