There can be diffferent reasons as to why a pregnancy cannot be found by ultrasound. Common causes are:
that the pregnancy has perished and is bled out
a very early and normal pregnancy
that the pregnancy has attached itself outside of the uterus
A pregnancy that cannot be found by ultrasound is also called Pregnancy of Unknown Location (PUL).
PUL is defined as a condition, where the pregnancy hormone can be measured in blood or urine, but a pregnancy cannot be located inside of the uterus by ultrasound.
At a pregnancy that cannot be located by ultrasound the fertilized egg attaches itself outside of the uterin cavity. In 95% of the cases the fertilized egg will attach itself in one of the fallopian tubes. The fallopian tubes are very narrow, so it will strech and expand, and it can rupture as the pregnancy grows.
About the Treatment
Pregnancy hormone is produced in pregnancy tissue. In a normal pregnancy the hormone will usually double every 2-3 days. When a pregnancy is outside of the uterus, the pregnancy hormone will take much longer to double, sometimes up to 8 days.
The level of pregnancy hormone and the rate of increase vary from woman to woman, so we might need to take more blood samples.
If the pregnancy is perished, the pregnancy hormone will decrease within the blood samples.
You need to have 2 blood samples taken (S-Hcg, pregnancy hormone) 2 days apart from each other to find the explanation as to why the pregnancy cannot be found by ultrasound.
The first blood sample is taken on the day of the examination.
We will discuss where and when you will have to have the next blood sample taken.
After You get Home
You need to have 2 blood samples taken 2 days apart. Sometimes you need to have more than 2 blood samples taken.
You will get the results of the blood samples, when the second blood sample has been taken. The first one we use as a value of reference. We will call you in the early afternoon on the day, where the second blood sample has been taken, or on the following week day and plan the further course.
If you are bleeding more than a heavy period or you get abdominal pain, you need to contact us - see contact information below.
Contact
Contact
Ward of Women's diseases
Phone number +457842 9901
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