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Living with Kikuchi-Fujimoto disease

A noncancerous lymph node condition with swollen neck glands, mild fever, and night sweats.

Understanding Kikuchi-Fujimoto disease

Kikuchi-Fujimoto disease is a benign (noncancerous) condition of the lymph nodes.

The main symptoms are swollen lymph nodes in the neck, mild fever, and night sweats. Less common symptoms include weight loss, nausea, vomiting, and sore throat. It can occur at a variety of ages.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Swollen lymph nodes in the neck
  • Low-grade fever
  • Night sweats
  • Tiredness
  • Skin rash
  • Mouth ulcers

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include autoimmune and inflammatory disease specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

Care & treatment

Care team
autoimmune and inflammatory disease specialists (rheumatologists)
Expert care
Ask about multidisciplinary care centers for rare conditions
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with rare disease patient organizations for support
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which tests, such as a lymph node biopsy, confirm the diagnosis?
How can we tell it apart from other causes of swollen lymph nodes?
What follow-up do I need?

Quick facts

Symptoms usually starta variety of ages

The exact cause is unknown. Infections and autoimmune causes have been suggested.

Also known as: histiocytic necrotising lymphadenitis; histiocytic necrotizing lymphadenitis; histiocytic necrotizing lymphadenopathy; kikuchi disease; kikuchi necrotizing lymphadenitis; kikuchi-fujimoto's disease

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Kikuchi-Fujimoto diseaseGARD ID 6834 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Kikuchi-Fujimoto disease.

Explore the Kikuchi-Fujimoto disease blog

Explore research for Kikuchi-Fujimoto disease

Explore actively recruiting Kikuchi-Fujimoto disease studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Kikuchi-Fujimoto disease with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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