Hydrops Allantois in an Angus Cow.

Hydrops Allantois in an Angus Cow.
Bilateral symmetrical distension of the abdomen due to hydrops allantois in an Angus cow. By contrast, bloat is manifested by left lateral distension of the abdomen only and the profile of a cow with hydramnios is pear-shaped.

Shipley C (2006)