Question: What Are The Four Types Of Infection?

What are the 4 main causes of infection?

Infectious diseases can be caused by:Bacteria.

These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.Viruses.

Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.Fungi.

Parasites..

Are infections curable?

Of these 8 infections, 4 are currently curable: syphilis, gonorrhoea, chlamydia and trichomoniasis. The other 4 are viral infections which are incurable: hepatitis B, herpes simplex virus (HSV or herpes), HIV, and human papillomavirus (HPV).

Can you survive an infection without antibiotics?

Without new antibiotics, common infections and minor injuries could become life-threatening and major surgeries and chemotherapy impossible because the treatments we have been using for years are no longer effective.

What causes body infection?

Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease, which typically happens in a small proportion of infected people, occurs when the cells in your body are damaged as a result of infection, and signs and symptoms of an illness appear.

What patients are most at risk for infection?

Why People Are at Risk for Healthcare Associated Infections (HAIs…Very young people – premature babies and very sick children.Very old people – the frail and the elderly.People with certain medical conditions – such as diabetes.People with weakened immune systems – from disease, or because they are getting trreatments that weaken their immune system.

What are the 4 types of infectious diseases?

There are different types of pathogens, but we’re going to focus on the four most common types: viruses, bacteria, fungi, and parasites.

What are the 5 major types of infectious agents?

There are five major types of infectious agents: bacteria, viruses, fungi, protozoa, and helminths. In addition, a new class of infectious agents, the prions, has recently been recognized.

What are the 5 most common infectious diseases?

The 5 Most Common Infectious DiseasesHepatitis B. According to current statistics, hepatitis B is the most common infectious disease in the world, affecting some 2 billion people — that’s more than one-quarter of the world’s population. … Malaria. … Hepatitis C. … Dengue. … Tuberculosis.

What are the 10 most common diseases?

Heart disease. Share on Pinterest Many of the top 10 causes of death are preventable through lifestyle changes and regular checkups. … Cancer. Deaths in 2017: 599,108. … Unintentional injuries. … Chronic lower respiratory disease. … Stroke and cerebrovascular diseases. … Alzheimer’s disease. … Diabetes. … Influenza and pneumonia.More items…•

How do you tell if you are fighting an infection?

Signs of infectionfever.feeling tired or fatigued.swollen lymph nodes in the neck, armpits, or groin.headache.nausea or vomiting.

What are the five signs of infection?

Know the Signs and Symptoms of InfectionFever (this is sometimes the only sign of an infection).Chills and sweats.Change in cough or a new cough.Sore throat or new mouth sore.Shortness of breath.Nasal congestion.Stiff neck.Burning or pain with urination.More items…

What are the most common infections?

Most Common Infectious Diseases in the U.S.1 / 15. Chlamydia. This sexually transmitted disease affects men and women. … 2 / 15. Influenza A and B. Sudden fever and chills, muscle aches, headache, tiredness, sore throat, congestion. … 3 / 15. Staph. … 4 / 15. E. … 5 / 15. Herpes Simplex 1. … 6 / 15. Herpes Simplex 2. … 7 / 15. Shigellosis. … 8 / 15. Syphilis.More items…