in 160 cows with ovarian cysts as determined by rectal palpation , differentiation was made of follicular cyst , luteal cyst , and cystic corpus luteum on the basis of milk progesterone concentrations estimated by an enzyme immunoassay before and at 10 days after cows were treated with gonadotropin-releasing hormone .
C0016427
follicular cyst
C0010709
cyst