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Septic arthritis

Última revisión: 13 Dec 2025
Última actualización: 17 Dec 2025

Resumen

Definición

Anamnesis y examen

Principales factores de diagnóstico

  • hot, swollen, tender, restricted joint
Todos los datos

Otros factores de diagnóstico

  • history of intravenous drug use
  • history of diabetes
  • history of cutaneous lesions
  • prosthetic joint
  • history of rheumatoid arthritis or osteoarthritis
  • acute onset of symptoms
  • fever
  • low socioeconomic status
  • history of alcohol use disorder
  • history of previous corticosteroid injection
Todos los datos

Factores de riesgo

  • underlying joint disease
  • joint prostheses
  • immunosuppression
  • intravenous drug use
  • diabetes
  • alcohol use disorder
  • skin lesions
  • previous intra-articular corticosteroid injection
  • recent joint surgery
Todos los datos

Pruebas diagnósticas

Primeras pruebas diagnósticas para solicitar

  • synovial fluid Gram stain and culture
  • synovial fluid white cell count
  • blood culture
  • serum white cell count
  • erythrocyte sedimentation rate
  • CRP
  • plain radiograph
  • ultrasound
  • synovium biopsy for Mycobacterium tuberculosis
Todos los datos

Pruebas diagnósticas que deben considerarse

  • synovial glucose, LDH, lactate, procalcitonin
  • synovial polymerase chain reaction (PCR)
  • serum procalcitonin
  • Neisseria gonorrhea culture and nucleic acid amplification testing
  • MRI
  • cardiac ultrasound
Todos los datos

Algoritmo de tratamiento

Inicial

prosthetic joint: suspected infection

native joint: suspected infection with negative Gram stain (or Gram stain not available)

native joint: suspected infection with Gram-positive stain and no risk factors for resistant microorganisms

native joint: suspected infection with Gram-positive stain and risk factors for resistant microorganisms

native joint: suspected infection with Gram-negative stain

Agudo

native joint: confirmed MSSA infection

native joint: confirmed MRSA infection

native joint: confirmed streptococcal infection

native joint: confirmed gram-negative rods infection

native joint: confirmed gonococcal or meningococcal infection

native joint: infection with fungi/tuberculosis/other organisms

Colaboradores

Autores

Blerta Green, MD

Fellow in Rheumatology

Section of Rheumatology, Allergy, and Immunology

Yale University School of Medicine

New Haven

CT

Divulgaciones

RTS declares that he has no competing interests.

Robert T. Schoen, MD, MBA

Clinical Professor of Medicine

Section of Rheumatology, Allergy, and Immunology

Yale University School of Medicine

New Haven

CT

Divulgaciones

RTS declares that he has no competing interests.

Francine Touzard Romo, MD

Associate Professor of Medicine

Division of Infectious Diseases

Warren Alpert Medical School

Brown University

Providence

Rhode Island

Divulgaciones

FTR declares that she has no competing interests.

Revisores por pares

Andrew Keat, MBBS

Consultant Physician and Rheumatologist

Northwick Park Hospital

Harrow

UK

Divulgaciones

AK declares that he has no competing interests.

Cheryl Main, MD, FRCPC

Medical Microbiologist

Infectious Disease Consultant

Hamilton Regional Laboratory Medicine Program

Hamilton Health Sciences

Hamilton

Canada

Divulgaciones

CM declares that she has no competing interests.

John Ross, MD

Brigham and Women’s Hospital

Hospitalist Section

Boston

MA

Divulgaciones

JR declares that he has no competing interests.

Agradecimiento de los revisores por pares

Los temas de BMJ Best Practice se actualizan de forma continua de acuerdo con los desarrollos en la evidencia y en las guías. Los revisores por pares listados aquí han revisado el contenido al menos una vez durante la historia del tema.

Divulgaciones

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Referencias

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Artículos principales

Ross JJ. Septic arthritis of native joints. Infect Dis Clin North Am. 2017 Jun;31(2):203-18. Resumen

Earwood JS, Walker TR, Sue GJC. Septic arthritis: diagnosis and treatment. Am Fam Physician. 2021 Dec 1;104(6):589-97.Texto completo  Resumen

Ravn C, Neyt J, Benito N, et al. Guideline for management of septic arthritis in native joints (SANJO). J Bone Jt Infect. 2023;8(1):29-37.Texto completo  Resumen

Benito N, Martínez-Pastor JC, Lora-Tamayo J, et al. Executive summary: guidelines for the diagnosis and treatment of septic arthritis in adults and children, developed by the GEIO (SEIMC), SEIP and SECOT. Enferm Infecc Microbiol Clin (Engl Ed). 2024 Apr;42(4):208-14.Texto completo  Resumen

American College of Radiology. ACR appropriateness criteria: suspected osteomyelitis, septic arthritis, or soft tissue infection (excluding spine and diabetic foot). 2022 [internet publication].Texto completo

Mathews CJ, Coakley G; British Society for Rheumatology. Hot joint update 2017. Mar 2017 [internet publication].Texto completo

Le Vavasseur B, Zeller V. Antibiotic therapy for prosthetic joint infections: an overview. Antibiotics (Basel). 2022 Apr 5;11(4):486.Texto completo  Resumen

Artículos de referencia

Una lista completa de las fuentes a las que se hace referencia en este tema está disponible para los usuarios con acceso a todo BMJ Best Practice.
  • Diferenciales

    • Osteoarthritis
    • Psoriatic arthritis
    • Rheumatoid arthritis
    Más Diferenciales
  • Guías de práctica clínica

    • Guide to utilization of the microbiology laboratory for diagnosis of infectious diseases: 2024 update by the Infectious Diseases Society of America (IDSA) and the American Society for Microbiology (ASM)
    • Executive summary: guidelines for the diagnosis and treatment of septic arthritis in adults and children, developed by the GEIO (SEIMC), SEIP and SECOT
    Más Guías de práctica clínica
  • Folletos para el paciente

    Septic arthritis

    Más Folletos para el paciente
  • Videos

    Aspiration and injection of the knee: animated demonstration

    Aspiration and injection of the shoulder animated demonstration

    Más vídeos
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