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Síndrome carcinoide

Last reviewed: 29 Sep 2025
Last updated: 15 May 2025

Summary

Definition

History and exam

Key diagnostic factors

  • diarreia
  • rubor
Full details

Other diagnostic factors

  • palpitações
  • cólicas abdominais
  • telangiectasia
  • sinais de insuficiência cardíaca direita
  • sopros cardíacos
  • hepatomegalia
  • sibilo
  • pelagra
  • massas abdominais
Full details

Risk factors

  • síndrome da neoplasia endócrina múltipla genética tipo 1 (NEM-1)
Full details

Diagnostic investigations

1st investigations to order

  • cromogranina A/B sérica
  • ácido 5-hidroxi-indolacético urinário
  • perfil metabólico
  • testes da função hepática
  • hemograma completo
Full details

Investigations to consider

  • tomografia computadorizada (TC) do tórax, abdome e pelve com duas fases hepáticas
  • broncoscopia
  • endoscopia
  • cintilografia com receptores de somatostatina ± TC por emissão de fóton único (SPECT) de somatostatina
  • cintilografia com iodo I-123 metaiodobenzilguanidina (MIBG)
  • histologia
  • tomografia por emissão de pósitrons com receptor de somatostatina (SSTR-PET) ou 18-fluordesoxiglucose (FDG)
Full details

Treatment algorithm

ONGOING

doença localizada

doença metastática

Contributors

Authors

Rajaventhan Srirajaskanthan, BSc (Hons), MD (Res), FRCP

Consultant Gastroenterologist

Neuroendocrine Tumour Unit

Kings College Hospital

London

UK

Disclosures

RS has received research grants from Novartis and Ipsen, and has attended advisory boards for Novartis, Ipsen and ITM.

Martyn Caplin, BSc, DM, FRCP

Professor

Consultant in Hepatobiliary and Gastroenterology

Neuroendocrine Tumour Unit

Royal Free Hospital

London

UK

Disclosures

MC is on the advisory boards for Novartis, Ipsen, Lexicon, and Pfizer; he has also received speaker honoraria from them.

Peer reviewers

Wail Malaty, MD

Clinical Professor

Department of Family Medicine

University of North Carolina

Chapel Hill

Assistant Program Director

MAHEC Rural Family Medicine Residency

Hendersonville

NC

Disclosures

WM declares that he has no competing interests.

Rajesh K. Garg, MD

Instructor in Medicine

Brigham and Women's Hospital

Division of Endocrinology

Diabetes and Hypertension

Boston

MA

Disclosures

RKG declares that he has no competing interests.

Peer reviewer acknowledgements

BMJ Best Practice topics are updated on a rolling basis in line with developments in evidence and guidance. The peer reviewers listed here have reviewed the content at least once during the history of the topic.

Disclosures

Peer reviewer affiliations and disclosures pertain to the time of the review.

References

Our in-house evidence and editorial teams collaborate with international expert contributors and peer reviewers to ensure that we provide access to the most clinically relevant information possible.

Key articles

National Comprehensive Cancer Network. NCCN clinical practice guidelines in oncology: neuroendocrine and adrenal tumors [internet publicaton].Full text

North American Neuroendocrine Tumor Society. NANETS guidelines​. 2022 [internet publication].Full text

Reference articles

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

    • Síndrome do intestino irritável (SII)
    • Doença de Crohn
    • Menopausa
    More Differentials
  • Guidelines

    • NCCN clinical practice guidelines in oncology: neuroendocrine and adrenal tumors
    • European Neuroendocrine Tumor Society (ENETS) 2023 guidance paper for digestive neuroendocrine carcinoma
    More Guidelines
  • Patient information

    Câncer de intestino: devo fazer rastreamento?

    Câncer de intestino: quais são as opções de tratamento?

    More Patient information
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