Infertility evaluation
The first step that needs to be taken when up against a fertility problem is a correct diagnosis. In many cases there is more than one factor impeding conception so it is essential to perform a correct and complete evaluation.
1. Ovulation
2. Egg quality
3. Fallopian Tubes
4. Sperm quality and quantity
1. The volume of the specimen, measured in ml.
2. The number of sperm, measured in millions per each ml of the specimen.
3. Motility, the percentage of sperm with rapid and forward progression.
4. Morphology; the percentage of sperm that have normal morphology.
The medical team will review the patient’s history and necessary testing will be prescribed to achieve an accurate diagnosis. If a male factor is diagnosed, consultation with our urologist may be recommended.
Most people that come to us have already spent some time trying to achieve pregnancy and are anxious to begin treatment. Our goal is to start as soon as a complete diagnosis has been reached, which is usually after one menstrual cycle.
There are 4 elements to evaluate in the initial phase of a fertility study:
1. Ovulation
2. Egg quality
3. Fallopian Tubes
4. Sperm quality and quantity
Ovulation
In normal conditions, at the beginning of each cycle a follicle begins to grow with an egg inside. This egg is later discharged into the Fallopian tube in a process called ovulation. After ovulation, progesterone increases and this makes the endometrium more hospitable for the embryo. If we measure the progesterone level in blood 7-9 days after ovulation, we can see if the patient has ovulated or not. Other hormone levels (Prolactin and TSH) that can also interfere with the normal growth process of the follicle, the maturing of the egg and ovulation are measured as well.
Egg quality
At the beginning of the cycle FSH begins to rise. FSH is the hormone that is secreted to stimulate the growth of the egg. To evaluate egg quality, FSH and Estradiol levels are studied on day 2 or 3 of the cycle. These hormone levels will give us a basic idea of the ovarian reserve as well as the egg quality.
The egg quality also can be indirectly determined by the number of antral follicles (usually more follicles indicate better egg quality) visualized by a transvaginal sonogram on day 3 of the cycle. Hormone levels, transvaginal scans and the age of the patient are all methods of evaluating egg quality.
The egg quality also can be indirectly determined by the number of antral follicles (usually more follicles indicate better egg quality) visualized by a transvaginal sonogram on day 3 of the cycle. Hormone levels, transvaginal scans and the age of the patient are all methods of evaluating egg quality.
Fallopian Tubes
To achieve pregnancy, the Fallopian tubes must be patent. To study tube patency a hyterosalpingogram is performed. A hyterosalpingogram is a series of x-rays of the pelvis that are taken after having injected contrast into the uterus.
Sperm Quality and Quantity
In Sperm evaluation or SPERM ANALYSIS, four parameters are evaluated in a sperm specimen:
1. The volume of the specimen, measured in ml.
2. The number of sperm, measured in millions per each ml of the specimen.
3. Motility, the percentage of sperm with rapid and forward progression.
4. Morphology; the percentage of sperm that have normal morphology.
Normal values are as follows: volume greater than 2 ml, 20 million spermatozoa/ml or more, 50% or more with motility and 50% or more with normal morphology. The presence of white blood cells in the specimen sometimes indicates a prostate or urethra infection even though the man reports no apparent symptoms.
Sperm survival test
This test studies the motility of the sperm after 24 hours.
The couple
It is necessary to ensure that patients do not have any infectious diseases hence they are tested for Hepatitis B, Hepatitis C, Syphilis, HIV, their blood type y Rh factor. Women are also tested for Rubella.
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