False-negative serum cryptococcal antigen lateral flow immunoassay result for a patient with disseminated cryptococcal disease

Y Xu, W Xia, F Ni - Infection and Drug Resistance, 2020 - Taylor & Francis
… The CrAg LFA yielded a negative result for the serum (IMMY Inc., Norman, OK, USA) and
a positive result for the CSF. India ink staining and CSF culture results were both negative. …

Preheating of urine improves the specificity of urinary cryptococcal antigen testing using the lateral flow assay

F Brito-Santos, MF Ferreira, L Trilles… - PLoS Neglected …, 2017 - journals.plos.org
cryptococcal antigen lateral flow assay (CrAg LFA) Immy test … in serum and cerebrospinal
fluid (CSF). Urine screening would … diagnostic performance of cryptococcal antigen lateral flow

Evaluation of a point-of-care immunoassay test kit 'StrongStep'for cryptococcal antigen detection

E Mpoza, L Mukaremera, DA Kundura, A Akampurira… - PLoS …, 2018 - journals.plos.org
… (CrAg) detection in cerebrospinal fluid (CSF) and plasma. … the Immy CrAg LFA, in detecting
the presence of cryptococcallateral flow immunoassay for the diagnosis of cryptococcosis. …

False-negative cerebral spinal fluid cryptococcal antigen lateral flow assay due to postzone phenomenon in a patient with disseminated cryptococcal disease: a case …

L Xu, YJ Mo, XB Weng - Journal of International Medical …, 2023 - journals.sagepub.com
cerebrospinal fluid (CSF) cryptococcal antigen (CrAg) lateral flow assay (LFA) in a patient
with disseminated cryptococcal … CrAg LFA (IMMY, Norman, OK, USA) was negative, but serum

Clinical significance of low serum cryptococcal antigen titers by lateral flow assay in immunocompromised patients: a retrospective case-control study

E Dizon, W Seo, SM Butler-Wu… - Journal of Clinical …, 2020 - Am Soc Microbiol
Cryptococcus species are associated with invasive fungal … of low-titer cryptococcal antigen
(CrAg) by lateral flow assay is … Patients with first-time positive CrAg results with low serum

Pitfalls in Serological Diagnosis of Cryptococcus gattii Infections

K Tintelnot, F Hagen, CO Han, M Seibold… - Medical …, 2015 - academic.oup.com
lateral flow assay (LFA) is an important tool for diagnosis of a … in our laboratory were likewise
negative for cryptococcal antigen. … In our laboratory the IMMY Latex-Crypto ® test is used for …

[HTML][HTML] Production of a latex agglutination reagent for the rapid diagnosis of cryptococcal meningitis

AC Trovero, M Mazza, A Rogé, MC Rivas… - Revista Argentina de …, 2020 - Elsevier
diagnosis by cryptococcal antigen assays, either the latex agglutination test (LA) or the lateral
flow assay… using both LA-ANLIS and LA-IMMY. For the analyzed results we established …

[PDF][PDF] Large-Scale Evaluation of the

IML Flow - 2013 - preventcrypto.org
antigen (CrAg) in serum and cerebrospinal fluid (CSF) plays an important diagnostic role. …
with the latex-Cryptococcus antigen test (IMMY), a polyclonal LA test shown to detect …

Cryptococcal antigen screening in asymptomatic HIV-infected antiretroviral naïve patients in Cameroon and evaluation of the new semi-quantitative Biosynex …

E Temfack, C Kouanfack, L Mossiang, A Loyse… - Frontiers in …, 2018 - frontiersin.org
… screened for CrAg using the IMMY lateral flow assay (LFA). … if serum samples were positive
using the IMMY LFA test but all … Freshly obtained cerebrospinal fluid (CSF) was tested with …

Retrospective assessment of a national reflex cryptococcal antigen screening program in South Africa through interlaboratory comparison of lateral flow assay results

NP Blasich, LM Coetzee, C Sriruttan… - Laboratory …, 2022 - academic.oup.com
blood specimens with a CD4+ T-cell (CD4) count of <100 cells/µL. Screening was performed
using a CrAg lateral flow assay (LFA) (IMMY) … tests on blood and cerebrospinal fluid (CSF) …