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Living with Human infection by orthopoxvirus

A rare viral disease with fever and a skin rash that spreads over the body, usually with a mild course.

Understanding Human infection by orthopoxvirus

Human infection by orthopoxvirus is a rare viral disease marked by fever, swollen lymph nodes, and a skin rash.

People may feel unwell, have swollen lymph nodes, and get a rash that spreads from the site of infection to other areas. Skin lesions eventually dry out and may leave scars. The main species now are monkeypox and cowpox viruses. These infections usually have a mild course. It can occur at any time in life.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet. Its summary describes:

  • Fever
  • Feeling unwell (malaise)
  • Swollen lymph nodes
  • Spreading skin rash
  • Skin lesions that dry out and may scar

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

    Your doctor may refer you to a specialist who knows rare conditions.

  3. Ask which tests can help

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

Care & treatment

Care team
A doctor familiar with rare conditions, plus specialists as needed
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 test confirms the virus?
How can I avoid spreading it to others?
How can I care for skin lesions to limit scarring?

Quick facts

Symptoms usually startany time in life

It is caused by orthopoxviruses, most often the monkeypox virus and the cowpox virus.

Infectious

Also known as: disease caused by orthopoxvirus; orthopoxvirus infection

Patient organizations

Rare-disease groups that can help

Source: NIH GARD · Human infection by orthopoxvirusGARD ID 21822 · 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 Human infection by orthopoxvirus.

Explore the Human infection by orthopoxvirus blog

Explore research for Human infection by orthopoxvirus

Explore actively recruiting Human infection by orthopoxvirus studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Human infection by orthopoxvirus 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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