Haemorrhagic / Anovulatory Follicles
Haemorrhagic anovulatory follicle (HAF) means that a follicle (the structure that carries the oocyte or egg within the ovaries) remains in the ovary for a long period of time and gets filled with blood instead of progressing towards ovulation (releasing the oocyte or egg to be fertilized).HAF occurs in about 5-25% of mares during oestrus [...]