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Osteossarcoma

Last reviewed: 13 Apr 2025
Last updated: 06 Mar 2025

Summary

Definition

History and exam

Key diagnostic factors

  • infância e adolescência
  • agravamento da dor ao longo de semanas a meses
  • massa/edema
  • sexo masculino
Full details

Other diagnostic factors

  • raça/etnia
  • alta estatura
  • alto peso ao nascer
  • claudicação
  • história de trauma
  • amplitude de movimentos limitada
Full details

Risk factors

  • infância e adolescência
  • Doença de Paget
  • radioterapia
  • síndrome de Rothmund-Thomson
  • síndrome de retinoblastoma familiar
  • síndrome de Li-Fraumeni
  • raça/etnia
  • variantes de linha germinativa deletéria não familiar
  • sexo masculino
  • alta estatura
  • alto peso ao nascer
  • exposição a quimioterapia
Full details

Diagnostic investigations

1st investigations to order

  • radiografias convencionais
  • biópsia dos ossos
  • ressonância nuclear magnética (RNM)
  • tomografia computadorizada (TC)
  • TC do tórax
  • cintilografia óssea
  • PET com fluordesoxiglucose (FDG)/CT de corpo inteiro
  • hemograma completo
  • fosfatase alcalina sérica
  • concentração sérica de lactato desidrogenase
Full details

Treatment algorithm

ACUTE

doença de baixo grau na apresentação

doença não metastática de alto grau na apresentação

doença metastática na apresentação

ONGOING

doença recidivante/refratária

Contributors

Authors

David Loeb, MD, PhD

Chief

Division of Pediatric Hematology, Oncology, and Marrow & Blood Cell Transplantation

Children's Hospital at Montefiore

Associate Professor, Pediatrics

Associate Professor, Developmental and Molecular Biology

Albert Einstein College of Medicine

Bronx

NY

Disclosures

DL declares that he has no competing interests.

Acknowledgements

Dr David Loeb would like to gratefully acknowledge Dr Luminita Rezeanu and Dr Michael J. Klein, the previous contributors to this topic.

Disclosures

LR and MJK declare that they have no competing interests.

Peer reviewers

Edward Sauter, MD, PhD

Professor of Surgery

Ellis Fischel Cancer Center

University of Missouri

Columbia

MO

Disclosures

ES declares that he has no competing interests.

Rachael Windsor, BSc, MBBS, MSc, MRCPCH

Locum Consultant Paediatric Oncologist

University College Hospital

London

UK

Disclosures

RW declares that she has no competing interests.

References

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Key articles

WHO Classification of Tumours Editorial Board. Soft tissue and bone tumours: WHO classification of tumours. 5th ed. vol 3. Lyon, France: IARD Press; 2020

National Comprehensive Cancer Network. NCCN clinical practice guidelines in oncology: bone cancer [internet publication].Full text

Strauss SJ, Frezza AM, Abecassis N, et al. Bone sarcomas: ESMO-EURACAN-GENTURIS-ERN PaedCan Clinical Practice Guideline for diagnosis, treatment and follow-up. Ann Oncol. 2021 Dec;32(12):1520-36.Full text  Abstract

Reference articles

A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.

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