CHOKE – that is, an obstructed oesophagus (food pipe) – is a dramatic and distressing condition for horses and their owners. Happily, many cases resolve without treatment, but not all. Here we look at the causes of choke, what it looks like, and what can be done to relieve it.
In a 16hh horse, the oesophagus (the tube that connects the horse’s throat to the stomach) is about 1.5m long. It travels down the neck, into the chest and over the heart, through the diaphragm to enter the stomach.
In the neck, it is situated initially above the windpipe but about one-third of the way down the neck, it moves to the left side just above the jugular groove. Here it is very superficial, so when a horse swallows, the…