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Table 1 Summary of investigations divided by date and location of collection. Appropriate anti-fungal therapy was started on day 27 of symptoms

From: A case report of Coccidioides posadasii meningoencephalitis in an immunocompetent host

Sample Test Result
Blood
 Day 22 Antibodies against arbovirus antigens. Negative
 Day 28 Bartonella henselae IgG Negative
Blastomyces Immunodiffusion IgG Negative
Coccidioidal IgG Positive
Coccidioidal IgM Negative
Coccidiodal Immunodiffusion IgG Negative
HIV 1 and HIV 2 antibody Negative
Toxoplasma IgG and IgM Negative
Syphilis antibody Negative
 Day 29 Mycobacterial culture Negative
 Day 30 Flow cytometry for lymphoma Negative
Coccidiodal PCR Positive
(pan-fungus primers targeting ribosomal RNA genes and ITS sequences) (Coccidiodes posadasii)
Cerebrospinal fluid
 Day 22 Antibodies against arbovirus antigens Negative
Enterovirus RT-PCR Negative
Herpes simplex virus PCR Negative
Varicella zoster virus PCR Negative
West Nile virus RT-PCR Negative
Mycobacteria (AFB) GeneXpert Negative
 Day 30 Cryptococcal antigen Negative
Mycobacteria (AFB) smear and culture Negative
Coccidioidal IgG Positive
Coccidioidal IgM Positive
Coccidiodal Immunodiffusion IgG Negative
Stool
 Day 30 Mycobacteria (AFB) Smear and Culture Negative