seronegative

No antibodies detected

Seronegative describes a blood test result showing no antibodies for a particular infection or condition.

Someone who is seronegative for HIV has tested negative for the virus.

The term appears in medical contexts where antibody presence determines diagnosis: She remained seronegative after the exposure.

Opposite of seropositive.

autoimmune

HLA-B27

Histocompatibility antigen variant

DMARDs · biologics · methotrexate · flare · remission · synovitis · autoantibodies

diagnosis

nonreactive

Chemically inactive substance

confirmation · testing · undetected · inconclusive · PCR · retesting · unconfirmed · differential

HIV

undetectable

Impossible to notice

testing · exposure · retesting · partner · status · disclosure · prevention

Opposites
serological test result

seronegativeseropositive

Having detectable antibodies

positive · reactive · HIV-positive · infected · seroconverted

Family

negative, negation, negativity, negatives, serology, nonnegative, negativities, seropositive, negative feedback

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