[Menstrual cycle perception and psychological distress in a sample of Mexican women].

Objective: To evaluate the association between psychological distress and menstrual bleeding perception, in order to design a psychological intervention for women in reproductive age.

Material And Methods: Ex post facto and retrospective study in a random sample of women living in Mexico City with ages between 15 to 35 years. The following instruments were administered after reading the informed consent form: demographic and social questionnaire, gyneco-obstetric clinical history, menstrual bleeding diagnostic scale, menstrual bleeding analogical scale and the Goldberg's General Health Questionnaire.

[Properties of the chorioamnios zone inducing premature membranes rupture].

Premature membrane rupture (PMR) is one of the most serious public health problems in the world, ocurring in 10% of all pregnancies. PMR has important adverse effects on maternofetal morbidity-mortality, as it has been estimated that it accounts on the whole for 70% and 40% of neonatal morbidity and mortality, respectively. PMR treatment is empirical, as its aetiology is unknown and its physiopathogenic description has just been initiated.