Evidence map›Paper›PMID 40222942›Full record

ArticleInternal medicine (Tokyo, Japan)2025

Obinutuzumab-induced Acute Thrombocytopenia Mimicking Immune Thrombocytopenia in a Patient with Follicular Lymphoma.

Misato Tane, Hiroki Hosoi, Takayuki Hiroi, Shogo Murata, Toshiki Mushino, Takashi Sonoki

Abstract readCase Reports
In one paragraph

Article in Internal medicine (Tokyo, Japan), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
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

6 authors.

Misato TaneDepartment of Hematology/Oncology, Wakayama Medical University, Japan.
Hiroki HosoiDepartment of Hematology/Oncology, Wakayama Medical University, Japan.
Takayuki HiroiDepartment of Internal Medicine, Kainan Municipal Medical Center, Japan.
Shogo MurataDepartment of Hematology/Oncology, Wakayama Medical University, Japan.
Toshiki MushinoDepartment of Hematology/Oncology, Wakayama Medical University, Japan.
Takashi SonokiDepartment of Hematology/Oncology, Wakayama Medical University, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Obinutuzumab-induced acute thrombocytopenia is characterized by a rapid decrease in the platelet count after administration. The underlying mechanisms remain unclear. However, we present novel laboratory findings related to its pathophysiology. A 65-year-old woman with follicular lymphoma developed acute thrombocytopenia within 24 hours after obinutuzumab administration. Laboratory results showed features resembling acute immune thrombocytopenic purpura, including an elevated immature platelet fraction, mildly increased thrombopoietin levels, elevated platelet-associated immunoglobulin G, and refractory to platelet transfusion. Our case and her laboratory findings suggest that increased platelet consumption might be involved in the development of obinutuzumab-induced acute thrombocytopenia.

Indexed as

Antibodies, Monoclonal, HumanizedAntineoplastic Agents, ImmunologicalLymphoma, FollicularPurpura, Thrombocytopenic, IdiopathicThrombocytopeniaAcute DiseaseAgedDiagnosis, DifferentialFemaleHumansAntibodies, Monoclonal, HumanizedAntineoplastic Agents, Immunologicalobinutuzumabfollicular lymphomaobinutuzumabthrombocytopenia

Identifiers

PMID40222942
PMCPMC12589149

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Registered trials

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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.