Table of Contents
What tissue does measles attack?
Measles virus can infect several different kinds of cells, including epithelial, endothelial, and immune system cells. Immune cells infected by measles virus include immature lymphocytes, T and B cells, activated monocytes, macrophages, and mature dendritic cells.
What part of the body does measles attack?
Measles is a serious, highly contagious viral infection that attacks the respiratory tract before spreading to other areas of the body. Early symptoms include a high fever, a cough, a runny nose, and itchy, watery eyes. But among the most recognizable effects of measles on the body is the characteristic rash.
Does measles attack the respiratory system?
Measles (MV) is an extremely contagious human disease, characterized by fever, exanthema, and inflammation of the eyes and respiratory tract (Neihart and Liu 1989). Measles is typically a disease of children, and it can cause severe pneumonia, diarrhea, encephalitis, and death (Yanagi et al.
How does rubella attack the body?
German measles, also known as rubella, is a viral infection that causes a red rash on the body. Aside from the rash, people with German measles usually have a fever and swollen lymph nodes. The infection can spread from person to person through contact with droplets from an infected person’s sneeze or cough.
What is the danger of measles?
Measles can be serious. Children younger than 5 years of age and adults older than 20 years of age are more likely to suffer from complications. Common complications are ear infections and diarrhea. Serious complications include pneumonia and encephalitis.
What are the causes and symptoms of measles?
Measles 1 Overview. Measles is a childhood infection caused by a virus. 2 Symptoms. Measles signs and symptoms appear around 10 to 14 days after exposure to the virus. 3 Causes. Measles is a highly contagious illness caused by a virus that replicates in… 4 Risk factors. Being unvaccinated. If you haven’t received the vaccine for measles,…
When does measles spread from one person to another?
Measles is highly communicable, with greater than 90% secondary attack rates among susceptible persons. Measles may be transmitted from 4 days before to 4 days after rash onset. Maximum communicability occurs from onset of prodrome through the first 3–4 days of rash.
How long does it take for measles to kill a cell?
The disease usually runs its course in about two weeks, assuming there are no complications. The measles virus kills cell by fusing together the cell membranes of neighboring cells. The virus can replicate in a variety of tissues, including the immune system and nervous system.
How long does it take for a measles rash to form?
Tiny white spots (Koplik spots) may appear inside the mouth two to three days after symptoms begin. Three to five days after symptoms begin, a rash breaks out. It usually begins as flat red spots that appear on the face at the hairline and spread downward to the neck, trunk, arms, legs, and feet.