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can a pregnancy test show positive one week and the next week be negative

A 38-year-old female asked:
Dr. Robert Killian
27 years experience General Practice
You tell us: You have two tests with different results. You did not share any menstrual, sexual, or more importantly ovulatory history. We do not guess about pregn ... Read More

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A 22-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Blood is best: If there is a discrepancy in the urine pregnancy test then a blood BHCG test should be done. If the number is less than 5 then the person is not pregn ... Read More
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2 thanks
A female asked:
Dr. Lynne Weixel
35 years experience Clinical Psychology
Differences: Some tests are more sensitive and accurate, but all honest ones should work win a week or two from fertilization. Here's info: https://en.wikipedia.or ... Read More
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1 thank
A 20-year-old female asked:
Dr. Gurmukh Singh
48 years experience Pathology
? loss of early: pregnancy. It is possible that you were pregnant but had a spontaneous loss. About 25% of early pregnancies are lost, mostly due to chromosomal defect ... Read More
A 18-year-old female asked:
Dr. Marsha Davis
27 years experience Internal Medicine
Go to doc: A blood test is most accurate !
A 19-year-old female asked:
Dr. Stephen Pappachen
21 years experience Obstetrics and Gynecology
Re-test : If negative result came after positive result, the likelihood of a transient "chemical" pregnancy is elevated. Many such silent/passing pregnancies p ... Read More
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1 thank
A 31-year-old female asked:
Dr. Michael Sparacino
36 years experience Family Medicine
See your doctor.: This is one of those problems where a visit to your doctor is necessary to figure out what's going on. Only after a thorough evaluation, including ex ... Read More
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8 thanks
A 26-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Varies : This is going to vary from person to person. If you had unprotected sex again than this could be a new pregnancy. You will have to get a blood test do ... Read More
1
1 thank
A 20-year-old female asked:
Dr. Martin Raff
55 years experience Infectious Disease
May have aborted: It is possible that your fetal implant was defective and that you lost the fertilized ovum, or that the initial test was actually falsely positive and ... Read More
A 29-year-old female asked:
Dr. Milroy Samuel
23 years experience Obstetrics and Gynecology
Neither: Do a blood HCG for definitive answer.
1
1 thank

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