Microbiological results
| Serum | Results |
| Blood cultures | No growth (at six different times) |
| Epstein-Barr virus, PCR | Not detected |
| Cytomegalovirus, PCR | Not detected |
| Varicella zoster virus, serology | IgM not detected, IgG detected |
| Parvovirus, serology | IgM not detected, IgG detected |
| BK polyomavirus, PCR | Not detected |
| HIV Ag/Ab | Not detected |
| Viral hepatitis B+C, serology | Not detected |
| Herpes simplex virus 1+2, serology | Not detected |
| Bartonella henselae, serology | IgG detected 1:2048 titre IgM not detected <1:20 titre |
| Bartonella quintana, serology | IgG +IgM not detected |
| Francisella tularensis, serology | <1:10 titre |
| Brucella abortus, serology | <1:25 titre |
| Brucella melitensis, serology | <1:25 titre |
| Toxoplasma gondii, serology | IgM +IgG not detected |
| Sputum | |
| SARS-CoV-2, PCR | Not detected |
| Influenza A+B, PCR | Not detected |
| Legionella pneumoniae, PCR | Not detected |
| Mycoplasma pneumoniae, PCR | Not detected |
| Chlamydia pneumoniae, PCR | Not detected |
| Chlamydia psittaci, PCR | Not detected |
| Urine | |
| Bacterial cultures | No growth (at two different times) |
| Lymph node | |
| Microbiome bacteria 16S DNA | B. henselae, detected |
| Microbiome parasite 18S DNA | Not detected |
| Microbiome fungi 18S DNA | Not detected |
| PCR B. henselae DNA | Detected |
| PCR B. quintana DNA | Not detected |
| PCR F. tularensis DNA | Not detected |