Evidence map›Paper›PMID 35857061›Full record

ReviewCalcified tissue international2022

Tumor-Induced Osteomalacia: A Systematic Clinical Review of 895 Cases.

Ariadne Bosman, Andrea Palermo, Julien Vanderhulst, Suzanne M Jan De Beur, Seiji Fukumoto, Salvatore Minisola, Weibo Xia, Jean-Jacques Body, M Carola Zillikens

Open access · hybridAbstract readReview
In one paragraph

Review in Calcified tissue international, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 70 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
70citing papers in PubMed, 1 pooled it
11.1field-weighted citation impact, top 1% of its field
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

70 citing papers in PubMed, 1 synthesis or guideline pooled it, 81 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Multimodal Functional Imaging in Tumor-induced Osteomalacia:Molecular imaging and radionuclide therapy · 2026
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  16. A nomogram for predicting surgery outcome of tumor-induced osteomalacia: a case-control study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2025
    Article
  17. Article
  18. Review
  19. Article
  20. Postoperative outcome and clinical management of tumor-induced osteomalacia: a single-center retrospective cohort study on 117 patients.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2025
    Article

10 more citing papers are in PubMed but not listed here.

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

9 authors at 7 institutions in 6 countries.

Ariadne Bosman *Department of Internal Medicine, Erasmus MC, University Medical Center Rotterdam, Rotterdam, The Netherlands.ORCID 0000-0002-7466-1472
Andrea Palermo *Unit of Metabolic Bone and Thyroid Disorders, Fondazione Policlinico Universitario Campus Bio-Medico, Rome, Italy.
Julien VanderhulstDepartment of Medicine, CHU Brugmann, Université Libre de Bruxelles (ULB), Brussels, Belgium.
Suzanne M Jan De BeurJohns Hopkins University School of Medicine, Baltimore, MD, USA.
Seiji FukumotoFujii Memorial Institute of Medical Sciences, Institute of Advanced Medical Sciences, Tokushima University, Tokushima, Japan.
Salvatore MinisolaDepartment of Clinical, Internal, Anesthesiological and Cardiological Sciences, "Sapienza" Rome University, 00161, Rome, Italy.
Weibo XiaDepartment of Endocrinology, Key Laboratory of Endocrinology, The National Commission of Health, Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, Beijing, China.
Jean-Jacques BodyDepartment of Medicine, CHU Brugmann, Université Libre de Bruxelles (ULB), Brussels, Belgium.
M Carola ZillikensDepartment of Internal Medicine, Erasmus MC, University Medical Center Rotterdam, Rotterdam, The Netherlands. m.c.zillikens@erasmusmc.nl.
Erasmus MC · NLUniversité Libre de Bruxelles · BECampus Bio Medico University Hospital · ITChinese Academy of Medical Sciences & Peking Union Medical College · CNJohns Hopkins University · USSapienza University of Rome · ITTokushima University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Tumor-induced osteomalacia (TIO) is a rare and largely underdiagnosed paraneoplastic condition. Previous reviews often reported incomplete data on clinical aspects, diagnosis or prognosis. The aim of this study was to present a systematic clinical review of all published cases of TIO. A search was conducted in Pubmed, Embase, Web of Science from inception until April 23rd, 2020. We selected case reports and case series of patients diagnosed with TIO, with information on tumor localization and serum phosphate concentration. Two reviewers independently extracted data on biochemical and clinical characteristics including bone involvement, tumor localization and treatment. 468 articles with 895 unique TIO cases were included. Median age was 46 years (range 9 months-90 years) and 58.3% were males. Hypophosphatemia and inappropriately low or normal 1,25-dihydroxyvitamin D levels, characteristic for TIO, were present in 98% of cases. Median tumor size was 2.7 cm (range 0.5 to 25.0 cm). Serum fibroblast growth factor 23 was related to tumor size (r = 0.344, P < 0.001). In 32% of the cases the tumor was detected by physical examination. Data on bone phenotype confirmed skeletal involvement: 62% of cases with BMD data had a T-score of the lumbar spine ≤ - 2.5 (n = 61/99) and a fracture was reported in at least 39% of all cases (n = 346/895). Diagnostic delay was longer than 2 years in more than 80% of cases. 10% were reported to be malignant at histology. In conclusion, TIO is a debilitating disease characterized by a long diagnostic delay leading to metabolic disturbances and skeletal impairment. Increasing awareness of TIO should decrease its diagnostic delay and the clinical consequences.

Indexed as

HypophosphatemiaOsteomalaciaParaneoplastic SyndromesDelayed DiagnosisFemaleFibroblast Growth FactorsHumansMaleFibroblast Growth FactorsFGF23FractureHypophosphatemiaOsteomalaciaRicketsTumor-induced osteomalacia

Identifiers

PMID35857061
PMCPMC9474374
OpenAlexW4286001217

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.