Describe the diagnostics of female infertility.
Female infertility may manifest with symptoms of anovulation (e.g., amenorrhea, irregular menses).
Medical history of both partners, especially gynecological history (e.g., children, family history)
Describe how to assess ovulatory function.
Menstrual history
Body temperature analysis to monitor menstrual cycle
Hormone tests
Midluteal serum progesterone levels: progesterone should increase shortly after ovulation → failure of progesterone levels to rise indicates anovulation
Ovulation prediction test (detect LH levels)
Androgen levels: elevated levels induce negative feedback to the hypothalamus → inhibition GnRH secretion → decreased estrogen levels and suppression of ovulation
Ovarian reserve
Early follicular FSH levels: elevated in ovarian insufficiency and indicate reduced ovarian reserve
Early follicular estradiol levels
Anti-Müllerian hormone levels
TSH levels: elevated levels in hypothyroidism
Prolactin levels: hyperprolactinemia
Ovarian sonography: antral follicle count
Endometrial biopsy
Usually performed 1–3 days before menstruation to determine thickness of endometrium
A flat endometrial lining indicates a defect in the luteal phase of the menstrual cycle.
Describe imaging.
assess the patency of fallopian tubes and uterus
Indications
If the initial workup does not reveal any abnormalities and no history suggestive of tubal obstruction
Screen for tubal occlusion and structural uterine abnormalities (e.g., septate uterus, submucous fibroids, intrauterine adhesions)
Hysterosalpingography: an imaging technique involving the injection of contrast dye into the cervical canal and serial radiographs to evaluate the uterine cavity and morphology/patency of the fallopian tubes
Sonohysterosalpingography: an ultrasound technique in which fluid is inserted into the uterus via the cervix to examine the uterine lining
Hysteroscopy and/or laparoscopy
Indicated if there is evidence of intrauterine abnormalities or tubal occlusion.
Can also be used therapeutically to remove small adhesions or mucous plugs obstructing the tubal lumen
Describe how to examine the cervix.
Physical examination
Pap smear
Testing for antisperm antibodies in cervical mucus
List diagnostics for male infertility.
Medical history of both partners
Semen analysis
Mixed antiglobulin reaction test for antisperm antibodies
Antisperm antibodies form in disruption of the blood-testis barrier (composed of Sertoli cell tight-junctions)
The antibodies can lead to immobilization and agglutination of sperm or have a spermatotoxic effect.
TSH levels
Prolactin levels
Karyotype test (Klinefelter syndrome)
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