Doctor insights on:
How Do Pregnancy Test Kits Work
Measure hormones: Pregnancy tests measure the level of a hormone called human Chorionic Gonadotropin (hcg), which begins to be produced when the fertilized egg implants into the uterine wall. This hormone can be measured in urine or in the blood. The blood test is the more accurate of the two methods. ...Read moreSee 1 more doctor answer
When your due date arrives, you will be more than ready to have your baby! Most women deliver the baby somewhere between 37 and 42 weeks. According to the American College of Obstetricians and Gynecologists, only 5% of babies arrive on the exact due date. Approximately 7% of babies are not delivered by 42 weeks, and when that happens, it is referred to ...Read more
Read the box: Home pregnancy tests have several benefits. They can be done with quick results and in the privacy of your own home. There are two outcomes for hpts. Either pregnant or not pregnant. Read the box on how to interpret the results. Some tests say "yes" or "no". Others say "+" or "-" or "pregnant" or "not pregnant". ...Read moreSee 1 more doctor answer
When embryo implants: A urine pregnancy test, done correctly, gives a reliable result 3 weeks after sex (3 weeks after when conception might have occurred), or 1 week after missing a period. If done sooner, a positive result is likely real, but a negative result may be due to testing too soon, and thus lead to a repeat test. If a woman gets her normal regular period, then she is not pregnant, and a test is not needed. ...Read moreSee 1 more doctor answer
After missed period: Conception, as defined by the generation of a fertilized ovum, occurs within day or so of the sex. However, it takes about two weeks for the embryo to make enough HCG to produce a positive pregnancy test. Blood test may be done a day after a missed period. Home pregnancy tests should be done 4-5 days after the missed period. If the result is negative repeat the test in 4-5 days. Use first morning urine and follow instructions for the test carefully. If you do not wish to be pregnant, use contraception all the time, every time. You may consider implanted contraceptive, or IUD. Practice safe sex. Get HPV vaccine. ...Read more
How do doctors do pregnancy test blood test or urine test which is more effective doctor test or home pregnancy test?
Blood test: Blood test is more sensitive, provides a number, is generally positive sooner than urine test and is generally more reliable. Urine test is cheaper, can be done at home without the need to go to a doctor and is positive 4-5 days after a missed period. Both test are accurate when positive. A negative result on a test done too early is not meaningful. ...Read more
Many: While they don't diagnose diabetes, there are many glucose monitoring meters and strips available in your local drug store. If your sugar tests higher than normal fasting (less than 104) or more than 200 at any time of the day, you need to be checked for diabetes or at least pre diabetes. Get a head start by diet, exercise and weight loss now. Don't wait. There are also a1c test kits available. ...Read more
No: One can buy a urine pregnancy test at the store. It will give a reliable result, if the test is done correctly, 1 week after missing a period, or 3 weeks after sex (when conception might have occurred). If a woman's normal regular period happens, then she is not pregnant at that time, and doesn't need to do a pregnancy test at that time. ...Read moreSee 1 more doctor answer
Good question: Test strips have a number of small pads each 1 is impregnated with chemicals that react with various substances in urine causing little pad to change color. Amount of color change depends upon concentration of substance, acidity & concentration of substance present. 1 pad each 4 specific gravity (concentration), acidity, glucose, protein, ketones, blood, nitrite 4 uti, leucocyte esterase 4 wbcs. ...Read more
Do doctors ever use the rosette inhibition assay pregnancy test? How soon do these tests detect a pregnancy?
Beta HCG: Blood tests for beta HCG are more sensitive, specific and more reliable. ...Read more
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