Evidence map›Paper›PMID 42857789›Full record

ArticleInternational journal of surgery case reports2026

Aggressive mediastinal amyloidosis mimicking malignancy: a case report.

Sergio Andres Siado Guerrero, Jorge Ramírez Pereira, María Paula Motta Aguirre, Yeni Alexandra Arroyave-Guerrero

Abstract readCase Reports
In one paragraph

Article in International journal of surgery 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

4 authors.

Sergio Andres Siado GuerreroThoracic Surgery Fellow, Universidad El Bosque/ National Cancer Institute, Bogotá, Colombia.ORCID https://orcid.org/0000-0002-6590-521X
Jorge Ramírez PereiraThoracic Surgeon, Clínica Marly, Hospital Santa Clara, Bogotá, Colombia.
María Paula Motta AguirreSpecialist in Bioethics, Universidad de La Sabana, Bogotá, Colombia.ORCID https://orcid.org/0009-0004-2802-7456
Yeni Alexandra Arroyave-GuerreroThoracic Surgeon, Universidad El Bosque/ National Cancer Institute, Bogotá, Colombia.ORCID https://orcid.org/0000-0001-5804-0994

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: Amyloidosis is characterized by extracellular protein fibril deposition. Light-chain (AL) amyloidosis may be associated with plasma cell dyscrasias. Isolated mediastinal involvement is exceptionally rare and may mimic malignant tumors. Case presentation: A 69-year-old woman presented with a progressively enlarging anterior chest wall mass caused by an invasive mediastinal lesion. Biopsy revealed amyloid deposition. She underwent bilateral thoracotomy, sternectomy, Clinical discussion: Mediastinal amyloidosis may present as a locally aggressive pseudotumoral mass mimicking malignancy. Histopathological confirmation is essential for diagnosis. The association between AL amyloidosis and plasma cell neoplasms may create additional diagnostic challenges and should be considered even in apparently localized thoracic presentations. Conclusion: This case highlights the diagnostic and therapeutic challenges of mediastinal AL amyloidosis with aggressive pseudotumoral behavior. Comprehensive hematologic evaluation should be performed early in all patients with localized thoracic AL amyloidosis to exclude occult plasma cell dyscrasia. Radical surgical resection may be justified in selected patients presenting with extensive local invasion and suspicion of primary thoracic malignancy. Long-term multidisciplinary surveillance remains essential because systemic progression may occur despite apparently localized initial disease.

Indexed as

amyloidosiscase reportmediastinal massmultiple myelomaplasma cells

Identifiers

PMID42857789
PMCPMC13652425

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.