Role of Hypersensitivity to Female Sex Hormones in Women With Unexplained Recurrent Pregnancy Loss

"Skin testing 4 sex hormones will be performed during the luteal phase of the subject's menstrual cycle by study investigators.~Hormones:~1. Progesterone 1mmol/L~2. Estradiol 1mmol/L~3. Estrone 3mmol/L~4. Estriol 3mmol/l~ Controls:~5. Saline (NaCl) 0.9%~6. Ethyl Oleate with 10% Benzyl Alcohol~7. Histamine phosphate 1mg/ml (epicutaneous- prick test)"

"Skin testing 4 sex hormones will be performed during the luteal phase of the subject's menstrual cycle by study investigators.~Hormones:~1. Progesterone 1mmol/L~2. Estradiol 1mmol/L~3. Estrone 3mmol/L~4. Estriol 3mmol/l~ Controls:~5. Saline (NaCl) 0.9%~6. Ethyl Oleate with 10% Benzyl Alcohol~7. Histamine phosphate 1mg/ml (epicutaneous- prick test)"