What is the causative agent of poliomyelitis?

What is the causative agent of poliomyelitis?

Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person’s spinal cord, causing paralysis (can’t move parts of the body).

What is abortive polio?

Polio, abortive: A minor form of infection with poliovirus that accounts for 80 to 90 percent of clinically apparent cases of polio in the US, chiefly in young children. The usual symptoms’slight fever, malaise, headache, sore throat, and vomiting’emerge 3 to 5 days after exposure to the virus.

What are the three types of poliomyelitis?

There are three wild types of poliovirus (WPV) – type 1, type 2, and type 3. People need to be protected against all three types of the virus in order to prevent polio disease and the polio vaccination is the best protection.

What is the most common type of poliomyelitis?

Poliomyelitis Symptoms & Causes

  • Abortive poliomyelitis: The mildest form.
  • Nonparalytic poliomyelitis: Symptoms are more severe than abortive, but not as bad as paralytic.
  • Paralytic poliomyelitis:The most severe; may result in permanent paralysis of certain muscle groups, including breathing muscles and leg muscles.

What causes poliomyelitis?

Polio is caused by 1 of 3 types of the poliovirus. It often spreads due to contact with infected feces. This often happens from poor handwashing. It can also happen from eating or drinking contaminated food or water.

What is the mode of transmission of poliomyelitis?

How is polio spread? Polio is spread when the stool of an infected person is introduced into the mouth of another person through contaminated water or food (fecal-oral transmission). Oral-oral transmission by way of an infected person’s saliva may account for some cases.

What are the signs of polio in a child?

Signs and symptoms, which can last up to 10 days, include:

  • Fever.
  • Sore throat.
  • Headache.
  • Vomiting.
  • Fatigue.
  • Back pain or stiffness.
  • Neck pain or stiffness.
  • Pain or stiffness in the arms or legs.

What is type one polio?

There are three types of wild poliovirus*: Type 1 causes paralysis in about 1 in 200 infections; Type 2 was last recorded in 1999; Type 3 is less virulent than type 1, causing paralysis in about 1 in 1000 cases.

Can poliomyelitis be cured?

There is no cure for polio, it can only be prevented. Polio vaccine, given multiple times, can protect a child for life.

What is the causative agent of poliomyelitis? Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person’s spinal cord, causing paralysis (can’t move parts of the body). What is abortive polio? Polio, abortive: A minor form of infection with poliovirus…