Fig. 7
From: Clinical, laboratory and ultrasonographic findings in 87 cows with type-4 abomasal ulcer
Ultrasonogram obtained from the left flank showing massive hypoechoic effusion in a 2-year-old Holstein-Friesian cow with type-4 abomasal ulcer and left displacement of the abomasum. A 5.0-MHz convex transducer was used. 1 Abdominal wall in the left flank, 2 Rumen, 3 Massive accumulation of hypoechoic fluid between rumen and left abdominal wall, 4 Thickened greater omentum, Ds Dorsal, Vt Ventral