Quick Answer: What Is The Clinical Stage Of A Disease?

What is clinical staging?

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(KLIH-nih-kul STAY-jing) A method used to find out the stage of cancer (amount or spread of cancer in the body) using tests that are done before surgery.

These include physical exams, imaging tests, laboratory tests (such as blood tests), and biopsies..

What is the disease process?

The Infectious Disease Process. [last update 11/24/03] 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 sickness was the plague?

The plague is a serious bacterial infection that can be deadly. Sometimes referred to as the “black plague,” the disease is caused by a bacterial strain called Yersinia pestis. This bacterium is found in animals throughout the world and is usually transmitted to humans through fleas.

How effective is chemotherapy?

Chemotherapy is a powerful treatment that involves taking medications to damage cancerous cells. The goal is to prevent these cells from dividing and multiplying….Testicular cancer.Nonseminomatous tumor stageSurgery, chemo, and RPLND9%18%Chemo and/or radiotherapy without surgeryless than 1%8%Totalapprox. 45%93%2 more rows•Aug 13, 2019

What are the 5 stages of disease?

The five periods of disease (sometimes referred to as stages or phases) include the incubation, prodromal, illness, decline, and convalescence periods (Figure 2).

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 can I expect from an infectious disease doctor?

What to Expect at the Infectious Disease DoctorBlood and urine tests.Throat swabs.Stool samples.Spinal taps.Imaging scans.Tissue biopsies.

What is the incubation stage of infection?

The incubation period is the number of days between when you’re infected with something and when you might see symptoms. Health care professionals and government officials use this number to decide how long people need to stay away from others during an outbreak.

Is Stage 4 lymphoma curable?

Stage 4 (IV) lymphoma is often treatable. A person’s prognosis depends on many factors, which include the type of lymphoma and the age of the individual.

What are the 4 stages of communicable illness?

The natural history of an untreated communicable disease has four stages: stage of exposure, stage of infection, stage of infectious disease, and stage of outcome.

What are the five signs of an 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…

How do you deal with infectious diseases?

Decrease your risk of infecting yourself or others:Wash your hands often. … Get vaccinated. … Use antibiotics sensibly. … Stay at home if you have signs and symptoms of an infection. … Be smart about food preparation. … Disinfect the ‘hot zones’ in your residence. … Practice safer sex. … Don’t share personal items.More items…

What does disease do to the body?

Infection with a pathogen does not necessarily lead to disease. Infection occurs when viruses, bacteria, or other microbes enter your body and begin to multiply. Disease occurs when the cells in your body are damaged as a result of infection and signs and symptoms of an illness appear.

What is the convalescent stage of a disease?

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.

Is Stage 4 always terminal?

Stage 4 mesothelioma is a rare, malignant cancer in an advanced stage. Stage 4 cancer cells have metastasized, spreading to distant areas in the body. Stage 4 is the final mesothelioma stage and considered terminal. The average life expectancy for stage 4 mesothelioma is less than 12 months.

What are the six elements of the chain of infection?

The 6 points include: the infectious agent, reservoir, portal of exit, means of transmission, portal of entry, and susceptible host. The way to stop germs from spreading is by interrupting the chain at any link. The host is any carrier of an infection or someone at risk of infection.

How long can chemo prolong life?

First-line chemotherapy for patients with non–small cell lung cancer improves survival by 2 to 3 months, relieves symptoms, and improves quality of life compared with best supportive care.

What are the top 5 worst diseases?

Read on to see the top 10 diseases causing the most deaths worldwide, according to the World Health Organization (WHO) .Ischemic heart disease, or coronary artery disease. … Stroke. … Lower respiratory infections. … Chronic obstructive pulmonary disease. … Trachea, bronchus, and lung cancers. … Diabetes mellitus.More items…