. FiG. 136—Cystic Degeneration of Corpus Luteum. Left figure, CL, corpus luteum of pregnancy for comparison ; ^ht figure with 2 cysts, C, C, the left cyst having remnant of lutein tissue at CL. tion, it has been mentioned that, when the corpus luteum is hemorrhagic or when it undergoes cystic degeneration, its destruction and absorption may be indefinitely delayed. In the following paragraph (9) the question of the central or imbedded corpus luteum will be discussed. There is, how- ever, a third group of corpora lutea which, although appar- ently sound and normal in volume, tend to remain


. FiG. 136—Cystic Degeneration of Corpus Luteum. Left figure, CL, corpus luteum of pregnancy for comparison ; ^ht figure with 2 cysts, C, C, the left cyst having remnant of lutein tissue at CL. tion, it has been mentioned that, when the corpus luteum is hemorrhagic or when it undergoes cystic degeneration, its destruction and absorption may be indefinitely delayed. In the following paragraph (9) the question of the central or imbedded corpus luteum will be discussed. There is, how- ever, a third group of corpora lutea which, although appar- ently sound and normal in volume, tend to remain indefi- nitely without undergoing either atrophy or degeneration. The only symptom of such condition is that the animal has not been bred or has not conceived and does not come in estrum. Upon examination, the genital tract in general may


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Keywords: ., bookauthorwilliams, bookcentury1900, bookdecade1920, bookyear1921