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Volume 32, Number 2—February 2026
Research
Pulmonary Complications in Fatal Yellow Fever, Brazil, 2017–2019
Amaro N. Duarte-Neto
, Katia C. Dantas, Suzette C. Ferreira, Fernando R. Giugni, Marielton P. Cunha, Shahab Z. Pour, Felipe L. Ledesma, Yeh-Li Ho, Ana C.S. Nastri, Cinthya S.C. Borges, Fernanda A. Rodrigues, Ceila M.S. Malaque, Jaques Sztajnbok, Thais Mauad, Luiz F.F. Silva, Paulo H.N. Saldiva, and Marisa Dolhnikoff
, Katia C. Dantas, Suzette C. Ferreira, Fernando R. Giugni, Marielton P. Cunha, Shahab Z. Pour, Felipe L. Ledesma, Yeh-Li Ho, Ana C.S. Nastri, Cinthya S.C. Borges, Fernanda A. Rodrigues, Ceila M.S. Malaque, Jaques Sztajnbok, Thais Mauad, Luiz F.F. Silva, Paulo H.N. Saldiva, and Marisa Dolhnikoff
Table 3
Characteristics of yellow fever cases with bacterial infections in the lung, Brazil, 2017–2019*
| Pathogen | GenBank accession no. | YFV type | Gram stain |
|---|---|---|---|
| Enhydrobacter aerosaccus | MN436791 | Sylvatic | Negative |
| MN439924 | Sylvatic | Negative | |
| MN44786 | Sylvatic | Negative | |
| MN447222 | Sylvatic | Negative | |
| MN447318 | Sylvatic | Negative | |
| MN447732 | Sylvatic | Negative | |
| MN431431 | Sylvatic | Negative | |
| MN441757 | Negative | Negative | |
| MN44855 | Sylvatic | Negative | |
| MN445607 | Vaccinal | Negative | |
| MN447234 | Sylvatic | Negative | |
| MN447305 | Sylvatic | Negative | |
| MN447407 |
Sylvatic |
Negative |
|
| Klebsiella pneumoniae | MN437654 | Sylvatic | Negative |
| MN44823 | Sylvatic | Negative | |
| MN447127 | Sylvatic | Negative | |
| MN526933 | Sylvatic | Negative | |
| MN447416 | Sylvatic | Negative | |
| MN447588 | Sylvatic | Negative | |
| MN447652 | Sylvatic | Negative | |
| MN447666 | Sylvatic | Negative | |
| MN442076 |
Vaccinal |
Negative |
|
| Acinetobacter baumannii | MN428414 | Sylvatic | Negative |
| MN435153 | Sylvatic | Negative | |
| MN431185 | Sylvatic | Negative | |
| MN447636 | Sylvatic | Negative | |
| Acinetobacter sp. |
MN445371 |
Sylvatic |
Negative |
| Pseudomonas aeruginosa | MN429315 | Sylvatic | Negative |
| P. baetica | MN447128 | Sylvatic | Negative |
| MN447668 |
Sylvatic |
Negative |
|
| Escherichia coli | MN436844 | Sylvatic | Negative |
| MN437322 |
Sylvatic |
Negative |
|
| Mycoplasma salivarium | MN447214 | Sylvatic | |
| M. orale |
MN447304 |
Sylvatic |
|
| Moraxella osloensis | MN445979 | Vaccinal | Negative |
| MN437656 |
Sylvatic |
Negative |
|
| Streptococcus pneumoniae |
MN431202 |
Sylvatic |
Positive |
| Serratia marcescens |
MN431240 |
Sylvatic |
Negative |
| Cronobacter dublinensis |
MN431459 |
Sylvatic |
Negative |
| Simiduia agarivorans |
MN447394 |
Sylvatic |
Negative |
| Enterobacter asburiae | MN430860 | Sylvatic | Negative |
*A total of 42 bacterial infections represented 56.75% of study cases. YFV, yellow fever virus.
Page created: January 20, 2026
Page updated: February 15, 2026
Page reviewed: February 15, 2026
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