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accuracy hcg quantitative serum blood test

A 49-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
Possible: If you test too early the test may be negative; the test only measures what is present in the blood, if you test too early, you could be pregnant but ... Read More

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A 25-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
About two weeks: You can take a pregnancy test about two weeks after to determine if you are pregnant.
A 34-year-old female asked:
Dr. Morton Levitt
48 years experience Pathology
Beta HCG : A very good question. The pills and injections given in the "hcg diet" will cause blood and urine levels of bhcg to rise. However, two measurements, a ... Read More
A 52-year-old member asked:
Dr. Lewis Hassell
38 years experience Pathology
Human Chorionic Gonadotropin: This test comes in two varieties, one a purely "qualitative" one that is intended to detect pregnancy, and a second quantitative one that provides a n ... Read More
A 25-year-old female asked:
Dr. Bruce J. Stringer
46 years experience Radiology
No: The effect is only seen in some one step HCG urine tests. Serum quantitative tests are not subject to the effect.
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A 23-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Same thing : Less than two means not pregnant . It may sound strange but is just the way lab reports report a negative pregnancy test result.
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A 25-year-old female asked:
Dr. Weiguo Li
Dr. Weiguo Li answered
25 years experience Family Medicine
Yes: Quantitative HCG can detect the high numbers.
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A 24-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
If 5 weeks after sex: Pregnancy tests are very accurate and not affected by foods, herbs, common illnesses, sexually transmitted diseases, vaginal spotting, or medications. ... Read More
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A 26-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
Accurate: A blood test is accurate as soon as one day after a missed period.

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