What are the four stages of illness?

What are the four stages of illness?

The periods of disease include the incubation period, the prodromal period, the period of illness, the period of decline, and the period of convalescence. These periods are marked by changes in the number of infectious agents and the severity of signs and symptoms.

How do infections work?

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.

Is there any disease caused by kissing?

Glandular fever – also known as the kissing disease. Glandular fever is the common term for a viral infection called infectious mononucleosis, caused by the Epstein-Barr virus. The virus is spread through saliva and infection occurs through contact.

What is difference between illness sickness and disease?

“Sickness” is when you have a cold or fever. Ex: “I have a sickness” or “I am sick” “Disease” is a less common of a term and usually means when someone is drastically sick. Ex. “I have a disease.” Also, I disease is a sickness.

What are the three stages of disease?

viral latency: A form of viral dormancy in which the virus does not replicate at all.

  • Stages of Disease.
  • STAGE 1: INCUBATION PERIOD.
  • STAGE 2: PRODROMAL PERIOD.
  • STAGE 3: ACUTE PERIOD.
  • STAGE 4: CONVALESCENCE PERIOD.

What are the five signs of infection?

Know the Signs and Symptoms of Infection

  • Fever (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.

What is disease process?

Disease processes involve varying degrees of inflammation and fibrosis of the lung interstitium, resulting in reduced lung volumes and compromised gas exchange.

What is a characteristic of the convalescence stage of illness?

Convalescence is the gradual recovery of health and strength after illness or injury. It refers to the later stage of an infectious disease or illness when the patient recovers and returns to previous health, but may continue to be a source of infection to others even if feeling better.

What are the different stages of infection?

For bacteria to successfully cause disease they must pass through several stages of infection: colonisation, invasion, proliferation and transmission. Whilst in the body, bacteria must also evade constant attack from the immune system.

What is a patient narrative?

The patient’s narrative can be a means of service users sharing their journey and the inner thoughts and emotions they experience. Some patients may tell their story verbally, others may wish to write their story, while some may prefer to illustrate their journey using photographs, memoirs or video diaries.

How is disease caused?

Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They’re normally harmless or even helpful. But under certain conditions, some organisms may cause disease.

What is the infection process?

The Infectious Disease Process. [last update The infectious disease process includes the following components: (1) agent (2) reservoir (3) portals of entry and exit (4) mode of transmission (5) immunity. Types of agents range from the submicroscopic to the large parasites.

What diseases are associated with bacteria?

Bacterial disease

  • Bacteria.
  • Infectious disease.
  • Cholera.
  • Leprosy.
  • Tuberculosis.
  • Plague.
  • Syphilis.
  • Anthrax.

What are the examples of illness?

Common Illnesses

  • Allergies.
  • Colds and Flu.
  • Conjunctivitis (“pink eye“)
  • Diarrhea.
  • Headaches.
  • Mononucleosis.
  • Stomach Aches.

What are the 5 stages of illness behavior?

Another sociologist, Edward A. Suchman, formulated illness behavior as con- sisting of five stages: symptom experience, assumption of the sick role, medical care contact, dependent patient, and recovery or rehabilitation (Table 1-1).

What is the last stage of infection?

Convalescence. The final stage of infection is known as convalescence. During this stage, symptoms resolve, and a person can return to their normal functions. Depending on the severity of the infection, some people may have permanent damage even after the infection resolves.

What stage of infection is most communicable?

In some cases, a person is contagious during the incubation period, while in others the person is not contagious until the illness begins. The amount of time a child remains contagious depends on the infection and the child. Young children are often contagious for longer than older children.

What is disease Short answer?

Disease, any harmful deviation from the normal structural or functional state of an organism, generally associated with certain signs and symptoms and differing in nature from physical injury. A diseased organism commonly exhibits signs or symptoms indicative of its abnormal state.

Why is it important to know the stages of infection?

Knowing the incubation period of an infectious disease—the time from exposure to the causative agent to when symptoms first appear—can provide important information during an outbreak, including when infected individuals will be symptomatic and most likely to spread the disease.

What is the incubation stage of infection?

Incubation period: In medicine, the time from the moment of exposure to an infectious agent until signs and symptoms of the disease appear. For example, the incubation period of chickenpox is 14-16 days. In biology, the incubation period is the time needed for any particular process of development to take place.