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. Author manuscript; available in PMC: 2024 Jun 27.
Published in final edited form as: CHEST Crit Care. 2024 Mar 11;2(2):100064. doi: 10.1016/j.chstcc.2024.100064

TABLE 2 ].

Infectious Workup Summary

Test Results
Serum CSF Urine BAL
Cryptococcus antigen Negative Negative
Aspergillus galactomannan antigen Negative 0.09 (negative)
Coccidioides antigen Negative Negative Negative
Histoplasma antigen Negative
Histoplasma galactomannan antigen Negative
β-D glucan < 31 (negative)
Toxoplasma PCR Negative Negative
Strongyloides antibody Negative
Trypanosoma cruzi antibody Negative
Brucella antibody < 1:20
Legionella PCR Negative
Q-fever antibody Negative
Chikungunya antibody Negative
Cytomegalovirus PCR Negative Negative < 1,000
Herpes simplex virus 1 and 2 PCR Negative Negative Negative
Influenza A/B PCR Negative
Legionella PCR Negative
HHV6 PCR Negative Negative Negative
West Nile PCR Negative
West Nile antibody Negative
EBV quantitative PCR 6,700 copies 8,800 copies < 1,000
JC virus PCR Negative
Varicella zoster virus PCR Negative Negative
Enterovirus PCR Negative
Adenovirus Negative
Bacterial cultures Negative Negative Negative Negative
Fungal cultures Negative Negative Negative
Acid-fast bacilli smear Negative Negative Negative
Acid-fast bacilli cultures Negative Negative
QuantiFERON-TB Gold Negative
Flow cytometry Negative
Encephalopathy autoimmune panel Negative
Treponema antibody Negative
VDRL Negative

Tests were not sent for the blank cells. CSF = cerebrospinal fluid; EBV = Epstein-Barr virus; HHV-6 = human herpes virus-6; PCR = polymerase chain reaction; VDRL = venereal disease research laboratory.