Última revisão: 5 Nov 2020
Última atualização: 11 Março 2020

Resumo

Definição

História e exame físico

Principais fatores de diagnóstico

  • presença de fatores de risco
  • idade mais avançada
  • sangramento retal
  • alteração no hábito intestinal
  • massa retal
  • história familiar positiva
  • massa abdominal

Outros fatores de diagnóstico

  • anemia
  • sexo masculino
  • dor abdominal
  • perda de peso e anorexia
  • distensão abdominal
  • linfonodos palpáveis

Fatores de risco

  • idade mais avançada
  • mutação de polipose adenomatosa do cólon
  • Síndrome de Lynch (câncer colorretal hereditário sem polipose)
  • polipose associada ao MYH
  • síndromes da polipose hamartomatosa
  • doença inflamatória intestinal
  • obesidade
  • acromegalia
  • atividade física limitada
  • ausência de fibras alimentares

Exames diagnósticos

1° exames a serem solicitados

  • Hemograma completo
  • bioquímica hepática
  • função renal
  • colonoscopia
  • enema de bário com duplo contraste
  • colonografia por TC
  • TC do tórax, abdome e pelve
Mais 1° exames a serem solicitados

Exames a serem considerados

  • ressonância nuclear magnética (RNM) pélvica
  • ultrassonografia endoscópica transrretal (USTR)
  • biópsia
  • antígeno carcinoembriogênico (CEA)
  • tomografia por emissão de pósitrons (PET)
Mais exames a serem considerados

Novos exames

  • técnicas avançadas de imagem óptica
Mais novos exames

Algoritmo de tratamento

Colaboradores

Associate Dean Clinical Operations

Chair

Department of Surgery

Drexel University College of Medicine

Philadelphia

PA

Divulgações

DES declares that he has no competing interests.

Chief

Division of Colorectal Surgery

Department of Surgery

Drexel University

Philadelphia

PA

Divulgações

JLP declares that he has no competing interests.

Assistant Professor of Medicine

Department of Surgery

Drexel University

Philadelphia

PA

Divulgações

JR declares that he has no competing interests.

Dr David E. Stein, Dr Juan L. Poggio, and Dr Jascha Rubin would like to gratefully acknowledge Dr Najjia Mahmoud, Dr Emily Carter Paulson, Dr Gary Atkin, Dr Anne Ballinger, Dr Mark O'Hara, Dr Mark Harrison, and Dr Robert Glynne-Jones, previous contributors to this topic.

Divulgações

NM, ECP, MOH, GA, and AB declare that they have no competing interests. MH is the chair of the Mount Vernon Upper GI Tumour Site Specific Group and a member of the National Cancer Research Institute anal, rectal, and advanced colorectal groups. He has also received honoraria for speaking and has been supported to attend international meetings in GI cancer from Roche. He has also received research funding from Pfizer for a trial in rectal cancer. RGJ is the chief medical adviser to the charity Bowel Cancer UK. He has received honoraria for lectures from Roche, Sanofi, and Pfizer. He has received funding for the EXTRA study, involving capecitabine and radiotherapy in anal cancer, published in the International Journal of Radiation Biology Physics. RGJ has also received funding and free cetuximab for an ongoing phase I/II study integrating cetuximab into chemoradiation in rectal cancer, and has an agreement from Roche to supply bevacizumab for 3 months to 60 patients in one randomised phase II study as neoadjuvant chemotherapy in rectal cancer (BACCHUS). He has also been supported by Roche to attend international meetings in GI cancer.

Colegas revisoresMOSTRAR TODOS

Consultant Colorectal Surgeon

St Mark's Hospital and Academic Institute

Northwick Park

Middlesex

UK

Divulgações

SC declares that she has no competing interests.

Chief of Staff

Chairman

Department of Colorectal Surgery

Cleveland Clinic

Weston

FL

Divulgações

SW declares that he has no competing interests.

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