Evaluating the fern sign phenomenon in dried saliva for ovulation detection: microscopic images during fertile and non-fertile days of the menstrual cycle.
A preparation of saliva dried on a microscope slide during ovulation (photo 1) and on other days of the menstrual cycle (photo 2). Magnification ×40
The phenomenon of saliva crystallization and the fern sign on microscopy of a native smear: connection with estrogen levels and ovulation detection.
Microscopy of cervical mucus: fern sign and arborization phenomenon in endocervical cytological smears with Papanicolaou staining.
Microscopy of a vaginal smear: the phenomenon of cervical mucus crystallization in the form of fern leaves for diagnosing premature rupture of membranes.
