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Complexo Mycobacterium avium

Última revisión: 22 Jul 2025
Última actualización: 03 Apr 2025

Resumen

Definición

Anamnesis y examen

Principales factores de diagnóstico

  • doença pulmonar subjacente
  • tosse produtiva crônica
  • dispneia
  • perda de peso
  • fadiga
  • febre
  • linfadenopatia
  • imunocomprometido
  • uso de banheira de hidromassagem
Todos los datos

Otros factores de diagnóstico

  • idade abaixo de 5 anos
  • meia idade a idade avançada
  • sudorese noturna
  • dor abdominal
  • diarreia
  • roncos/estertores
  • hepatomegalia
  • esplenomegalia
  • compleição magra
  • péctus excavatum
  • escoliose
  • sopro e clique sistólico
Todos los datos

Factores de riesgo

  • doenças pulmonares subjacentes
  • tabagismo
  • uso excessivo de bebidas alcoólicas
  • idade mais avançada
  • uso de banheira de hidromassagem
  • Vírus da imunodeficiência humana (HIV)/síndrome de imunodeficiência adquirida (AIDS)
  • imunossupressão grave
  • defeitos de citocina genéticos
Todos los datos

Pruebas diagnósticas

Primeras pruebas diagnósticas para solicitar

  • Hemograma completo com diferencial
  • testes da função hepática
  • radiografia torácica
  • cultura de escarro
  • hemocultura
Todos los datos

Pruebas diagnósticas que deben considerarse

  • rastreamento de tomografia computadorizada de alta resolução (TCAR)
  • aspirado de medula óssea para cultura
  • broncoscopia/lavagem brônquica
  • biópsia pulmonar
  • biópsia de linfonodos
Todos los datos

Pruebas emergentes

  • reação em cadeia da polimerase

Algoritmo de tratamiento

En curso

MAC pulmonar

MAC disseminado

Linfadenite por MAC

Pneumonite por hipersensibilidade por MAC

Colaboradores

Autores

Zelalem Temesgen, MD, FIDSA
Zelalem Temesgen

Professor of Medicine

Director, Mayo Clinic Center for Tuberculosis

Director, HIV Program

Consultant, Division of Infectious Diseases

Mayo Clinic

Rochester

MN

Divulgaciones

ZT declares that he has no competing interests.

Agradecimientos

Dr Temesgen would like to gratefully acknowledge Dr Dereje S. Ayo, a previous contributor to this topic.

Divulgaciones

DSA declares that he has no competing interests.

Revisores por pares

Jonathan P. Parsons, MD

Assistant Professor

Division of Pulmonary, Allergy, Critical Care and Sleep Medicine

Ohio State University Medical Center

Columbus

OH

Divulgaciones

JPP declares that he has no competing interests.

Sandro Vento, MD

Director

Infectious Diseases Unit

Annunziata Hospital

Cosenza

Italy

Disclosures

SV declares that he has no competing interests.

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 Institutes of Health, Centers for Disease Control and Prevention, HIV Medicine Association, and Infectious Diseases Society of America. Panel on Guidelines for the Prevention and Treatment of Opportunistic Infections in Adults and Adolescents with HIV. Guidelines for the prevention and treatment of opportunistic infections in adults and adolescents with HIV: Disseminated mycobacterium avium complex disease. 2024 [internet publication]Full text

Griffith DE, Aksamit T, Brown-Elliott BA, et al. An official ATS/IDSA statement: diagnosis, treatment, and prevention of nontuberculous mycobacterial diseases. Am J Respir Crit Care Med. 2007 Feb 15;175(4):367-416.Full text  Abstract

Daley CL, Iaccarino JM, Lange C, et al. Treatment of nontuberculous mycobacterial pulmonary disease: an official ATS/ERS/ESCMID/IDSA clinical practice guideline. Clin Infect Dis. 2020 Aug 14;71(4):e1-36.Full text  Abstract

Haworth CS, Banks J, Capstick T, et al. British Thoracic Society guidelines for the management of non-tuberculous mycobacterial pulmonary disease (NTM-PD). Thorax. 2017 Nov;72(suppl 2):ii1-64.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.
  • Differentials

    • Tuberculose pulmonar
    • Outras micobactérias não tuberculosas (MNT)
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  • Guidelines

    • Guidelines for the prevention and treatment of opportunistic infections in adults and adolescents with HIV
    • Guidelines for the prevention and treatment of opportunistic infections in children with and exposed to HIV
    More Guidelines
  • Patient information

    Abandono do hábito de fumar

    More Patient information
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