1. Subjective quality of vision recorded by the patient during a typical menstrual cycle superimposed on a graph of levels of the principal female hormones oestradiol (broken line) and progesterone (solid line).
Subjective quality of vision recorded by the patient during a typical menstrual cycle superimposed on a graph of levels of the principal female hormones oestradiol (broken line) and progesterone (solid line). Poor vision is associated with very low progesterone levels during the first half of the cycle.
W BIRCHALL et al. Br J Ophthalmol 2001;85:754
©2001 by BMJ Publishing Group Ltd.