Echovirus

Echovirus is a

Thirty-four echoviruses are known:[1]

• Human echoviruses 1–7, 9, 11–21, 24–27, and 29–33 are strains of the species Enterovirus B of the genus Enterovirus.^[2]
• Human echovirus 8 was shown to be identical to Human echovirus 1 and was abolished as a species.
• Human echovirus 10 was reclassified as a strain of the species Reovirus type 1, currently named
  Picornaviridae
  .
• Human echoviruses 22 and 23 are strains of the species Parechovirus A of the genus Parechovirus.^[3]
• Human echovirus 28 was reclassified as the species Human rhinovirus 1A, which was later merged with other rhinovirus strains into the currently named species
  Rhinovirus A of the genus Enterovirus
  .
• Human echovirus 34 was abolished as a species and reclassified as a strain of
  Human coxsackievirus A24, which is now classified as a strain of the species Enterovirus C
  of the genus Enterovirus.

When one is infected with echovirus, symptoms are rare but can occur. When symptoms occur, they often include a cough, rash, and influenza-like symptoms. Rare symptoms include viral meningitis, which affects the brain and spinal cord.^{[medical citation needed]}

Treatment

Echovirus infection mostly clears up on its own. Doctors may give an immune-system treatment called