What is definition of infection?
What is definition of infection?
(in-FEK-shun) The invasion and growth of germs in the body. The germs may be bacteria, viruses, yeast, fungi, or other microorganisms. Infections can begin anywhere in the body and may spread all through it. An infection can cause fever and other health problems, depending on where it occurs in the body.
What are the stages of an infection?
The five periods of disease (sometimes referred to as stages or phases) include the incubation, prodromal, illness, decline, and convalescence periods (Figure 2).
What can I use for infection?
How is an Infection Treated?
- Antibiotics may be used to treat bacterial infections.
- Antifungals may be used to treat fungal infections.
- Supportive measures (such as pain relief, decongestants) may be used to treat some viral infections.
- Anthelminthics may be used to treat parasitic infections.
What are 4 stages of infection?
10.3B: Disease Development
- Stages of Disease.
- STAGE 1: INCUBATION PERIOD.
- STAGE 2: PRODROMAL PERIOD.
- STAGE 3: ACUTE PERIOD.
- STAGE 4: CONVALESCENCE PERIOD.
What are the six stages of infection?
The six links include: the infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, and susceptible host. The way to stop germs from spreading is by interrupting this chain at any link.
When should I be worried about an infection?
Call a doctor or go to the hospital right away if you think you might have a skin infection and: You have a fever of 100.4 degrees or higher. You’re in a lot of pain. The redness or swelling spreads.
What are the signs of systemic infection?
Common Signs and Symptoms Malaise: One of the most common symptoms of a systemic infection, or an infection that is moving through your body, is that you will feel tired and lacking in energy. Fever: A fever is often accompanied by feeling chilled.
What causes surgical site infections?
Infections at the surgery site typically are caused by bacteria entering the incision area, sometimes due to bacteria from the patient’s own body, or from inadequately sterilized surgical instruments.
What are the first signs of staph infection?
The signs of cellulitis are those of any inflammation — redness, warmth, swelling, and pain. Any skin sore or ulcer that has these signs may be developing cellulitis. If the staph infection spreads, the person may develop a fever, sometimes with chills and sweats, as well as swelling in the area.
What are some signs of infection with stitches?
If your stitches have become infected, you may notice the following symptoms: redness or swelling around the stitches fever an increase in pain or tenderness at the wound warmth at or around the site blood or pus leaking from the stitches, which may have a foul odor swollen lymph nodes