Doctor insights on:
Urine Too Diluted For Pregnancy Test
Urine is the product of the kidneys, which is produced to eliminate the waste products of metabolism, manage body fluid balance, &maintain acid-base balance. The blood is first filtered by the kidneys, and the composition of the resulting fluid is then altered depending on the body's needs. It is composed of mostly water, and breakdown products from blood cells impart ...Read more
How much more accurate are the serum blood tests for confirmation than the urine home pregnancy tests? I am one week late with negative home tests.
Pure fiction: Causing a fizzing reaction by adding bleach to urine or urine to bleach is purported to be a positive pregnancy test. This is nonsence. Mixing the two releases ammonia from urine which will cause a fizz as long as urine is concentrated enough. Get a home urine pregnancy kit at drug store or walmart. Quite accurate on or just after expected date of next menstrual period. Dr's test is most reliable. ...Read moreSee 1 more doctor answer
Good question!: Took some research. Both hospital and home urine pregnancy tests are very sensitive. Hospital tests are generally considered more reliable but this fact was disputed in an article in the journal of Clinical Chemistry January 2014 http://www.clinchem.org/content/60/4/667.full where false negatives were found in a high number of tests from 5-7 weeks of pregnancy. A blood HCG test is most accurate. ...Read more
Positive (faint line) home pregnancy test 2/18, urine test at doc. Confirmed pregnancy. Home test again 2/22 still very faint + line, is this normal?
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
Urine pregnancy test positive one week with blood hCG of 1 and the next week urine pregnancy test negative?
Do I need a blood test after 5 negative home pregnancy tests? most recent 28 days after missed period. Is urine test just as accurate as blood test?
At home UTI test positive for leukocytes but urine test at hospital negative for white and red blood cells. 24 weeks pregnant. Uti?
URINE ANALYSIS: The dip stick is quite non-specific for an actual infection. The microscopic eval. With a culture and symptoms check is the way to diagnose and appropriately treat a uti. ...Read more
Urine tests were positive for pregnancy last week. This week blood tests showed 14 hcg and urine test is negative. Is miscarriage 100% certain?
Yes, using home: pregnancy tests. Home pregnancy tests are quite accurate after about 14 days post-ovulation; they may detect pregnancy sooner than that....even day 9. But if the test is negative on day 9, you can't be certain it is truly negative. Wait until you miss your period, about day 14, and then test. If negative and still no period a week later, test again. Good wishes:) ...Read more
If high levels of hCG are present.Then for urine test with home pregnant test kit, what can the urine be diluted with, to avoid hooks effect?
Can pregnancy blood test give false negative. 3 days late, urine test negative and blood test negative too?
Probably OK: Shelf life of many products is determined by how long they were tested. One month after the expiration the product is still probably ok. ...Read more
Is I it possible to have negative urine pregnancy test but positive blood pregnancy test. Why do the urine test keep coming out negative?
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
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