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Living with Severe acute respiratory syndrome

A lung illness caused by a coronavirus that brings fever, cough, and breathing trouble; first seen in 2002.

Understanding Severe acute respiratory syndrome

Severe acute respiratory syndrome (SARS) is a lung disease caused by the SARS-CoV coronavirus.

Symptoms start 2 to 7 days after infection and feel like the flu, with fever, tiredness, muscle aches, headache, diarrhea, and chills. A dry cough and trouble breathing are common. Severe cases can progress quickly to breathing failure that needs intensive care. The disease appeared in 2002 in southern China and spread in 2003 to 26 countries.

Signs & symptoms

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

  • Fever
  • Dry cough
  • Trouble breathing
  • Headache
  • Muscle aches
  • Tiredness, diarrhea, and chills

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 lung and breathing specialists.

  3. Ask which tests can help

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

Care & treatment

Care team
Lung and breathing specialists (pulmonologists)
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 American Lung Association
  • 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
How can the infection be confirmed?
What care is recommended for breathing trouble?
How can I protect others while I am sick?

Quick facts

Symptoms usually startany time in life

It is caused by infection with the SARS-CoV coronavirus, and it spreads from person to person.

InfectiousRespiratory

Also known as: acute respiratory coronavirus infection; sars; sars coronavirus caused disease or disorder; sars coronavirus disease or disorder; sars coronavirus infectious disease; sars-1

Patient organizations

Source: NIH GARD · Severe acute respiratory syndromeGARD ID 9237 · 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 Severe acute respiratory syndrome.

Explore the Severe acute respiratory syndrome blog

Explore research for Severe acute respiratory syndrome

Explore actively recruiting Severe acute respiratory syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Severe acute respiratory syndrome 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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