Evidence map›Paper›PMID 42683355›Full record

ArticleASM case reports2026

Babesiosis at ultra-low parasitemia presenting as secondary hemophagocytic lymphohistiocytosis in a patient on B cell-depleting therapy.

Nadia Toumeh, Bismarck S Bisono Garcia, Felicity C Norrie, Matthew J Thoendel, Nischal Ranganath

Abstract readCase Reports
In one paragraph

Article in ASM case reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

5 authors.

Nadia ToumehDivision of Hospital Internal Medicine, Mayo Clinic, Rochester, Minnesota, USA.
Bismarck S Bisono GarciaDivision of Hospital Internal Medicine, Mayo Clinic, Rochester, Minnesota, USA.ORCID https://orcid.org/0000-0003-4329-4515
Felicity C NorrieDepartment of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota, USA.
Matthew J ThoendelDivision of Public Health, Infectious Diseases, and Occupational Medicine, Mayo Clinic, Rochester, Minnesota, USA.ORCID https://orcid.org/0000-0002-5290-3362
Nischal RanganathDivision of Hospital Internal Medicine, Mayo Clinic, Rochester, Minnesota, USA.ORCID https://orcid.org/0000-0001-9538-6214

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Case Summary: We report a case of babesiosis manifesting in a subacute fashion with secondary HLH in a 51-year-old female on B cell-depleting therapy. She presented in December with generalized weakness and fever and was found to have pancytopenia, transaminitis, and hyperinflammatory markers consistent with HLH. A microbial cell-free DNA next-generation sequencing test detected Conclusion: This case highlights the heterogeneity of babesiosis and its potential to present with minimal parasitemia, yet severe systemic inflammation in immunocompromised hosts. Additionally, this case underscores the importance of maintaining a broad differential in patients on B cell-depleting agents who present with new pancytopenia and systemic inflammatory symptoms. Early utilization of microbial cell-free DNA next-generation sequencing tests may aid in timely diagnosis and treatment.

Indexed as

babesiosisHLHtick-borne

Identifiers

PMID42683355
PMCPMC13532222

What OpenQuestion holds

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.