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Infectious & ParasiticModerateContagious
Infection
Pathology & Laboratory Medicine · Infectious & Parasitic
Moderate
Severity
Extremely common — infections are among the leading reasons for medical consultations worldwide
Prevalence
Yes
Contagious
Pathology & Laboratory Medicine
Specialist
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🔬Causes & Risk Factors
- 1Infections occur when microorganisms such as bacteria
- 2viruses
- 3fungi
- 4or parasites breach the body's natural defenses
- 5such as intact skin or mucous membranes
- 6and multiply within tissue faster than the immune system can eliminate them. Transmission can occur through direct contact
- 7respiratory droplets
- 8contaminated food or water
- 9insect bites
- 10or medical procedures that breach normal barriers. Risk factors for developing infection include a weakened immune system
- 11chronic diseases such as diabetes
- 12invasive medical devices
- 13and poor hygiene or sanitation.
More About Infection
About the InfectionWarning Signs of InfectionCommon Symptoms of InfectionHow Doctors Diagnose InfectionTreatment Options for InfectionInfection PreventionInfection ProgressionInfection Treatment CostFrequently Asked Questions About InfectionAsk a Question About InfectionConditions Related to Infection
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⚕️ Medical Disclaimer
This page is for informational purposes only and does not substitute professional medical advice. Always consult a qualified healthcare professional. In emergencies, call 112.