Sentences with phrase «several negative tests»

Several negative tests are needed for this diagnosis.

Not exact matches

Meanwhile, back at the trailer, lab technicians have taken each specimen, tested it in several chemical processes that take roughly three hours and then marked each tag with a notice that reads «negative» — or, very occasionally, «positive.»

There are several negative reviews over the internet and some not so pleasing comments in various magazines about Calma nipples (gassy chocking babies, lack of acceptance) but in our test they did just fine.

How common is a false negative pregnancy test There are several reasons for false negative pregnancy test to take place.

I never got a positive result until the day of my missed period (I took several tests during the week before my period was to arrive... All negative!).

Several studies published in PLoS Medicine this week conclude that the MTB / RIF test is very effective at diagnosing TB in HIV - positive patients, which is particularly difficult because they often have smear - negative results because their TB is disseminated or extrapulmonary.

Both had also recently been bitten by ticks, but tests for the usual tick - borne suspects — such as several Ehrlichia species, a group of intracellular bacteria — came back negative.

To reduce potential negative effects in advance of construction and testing, Esvelt et al. have proposed several novel types of drives (1).

The researchers found sufficient archival material to test the importance of several biomarkers, including E-cadherin, from 168 women with node - negative breast cancer.

I've tested negative for antibodies several times.

The doctors took me several tests and can't figure out what i have, everything comes back negative.

Several commenters said the Department should include a repayment rate or a negative amortization test instead of pCDR, which they viewed as unreliable and easily manipulated by institutions.

Her vet has run her blood and several other tests that have come up negative but is fairly tight lipped on her prospects - We have limited finances, have spent $ 700 on her in the past two days, can't afford any more, and do not have credit beyond what we already have (recent circumstances outside our control already stretched our credit in the past month - it's too much at once financially).

Although cats and kittens can be tested at any age, it is important to note that infection in newborn kittens may not be detected until weeks or months after birth, so several FeLV tests during the first six months of life may be necessary to feel completely safe about a negative result.

Therefore, several FeLV tests during the first six months of life may be necessary to feel completely «safe» about a negative test result.

On rare occasions, cats who have initially tested FIV + will re-test Negative after several months have elapsed.

Treating this skin condition in dogs can take several months and canines are not considered «cured» until their skin tests are negative for about a year after their last treatment.

He had already been seen by several other veterinarians and he had even been tested for lead poisoning (the pink colour of the droppings is often suggestive) but the test results were negative.

Answer: Yes, and declare it really loudly because sometimes both the guard dogs and the «presumptive swab» test will mistake lemon - flavored iced tea for the narcotic methylamphetamine and you'll get thrown in jail for several days until the real test comes back negative.

In our study we tested a contextual model derived from positive youth - development theory by examining the association of family, school, and community risk and promotive factors, with several outcome indices of both positive and negative adolescent development.