Postzone effect in Histoplasma urine lateral flow antigen tests can cause weak or false negative results.
Ten Have L; Buil JB; van Dijk K · 2026 · Medical mycology
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
In this article, we evaluate a possible postzone effect for the Histoplasma antigen lateral flow assay (LFA). We re-tested urine samples that were Histoplasma-positive with the LFA, both for an undiluted and diluted sample. Of the 12…
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Metadata source: Europe PMC · DOI 10.1093/mmy/myag007