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Acute Myopericarditis caused by Human Metapneumovirus

Min Joo Choi1, Joon Young Song2, Tae Un Yang1

  • 1Division of Infectious Diseases, Department of Internal Medicine, Korea University College of Medicine, Seoul, Korea.

Infection & Chemotherapy
|April 23, 2016
PubMed

Insights

Human metapneumovirus (hMPV) infection can cause severe illness, including pneumonia and myopericarditis, especially in older adults. Prompt supportive care led to a full recovery in a 73-year-old patient.

Area of Science:

  • Virology
  • Infectious Diseases
  • Cardiology

Background:

  • Human metapneumovirus (hMPV) shares similarities with respiratory syncytial virus (RSV).
  • Frequent reinfection with hMPV occurs due to incomplete immunity, particularly impacting the elderly population.
  • Clinical presentations of hMPV in adults require further detailed characterization.

Purpose of the Study:

  • To characterize the clinical manifestations of human metapneumovirus infection in an adult patient.
  • To investigate the potential link between hMPV infection and cardiovascular complications.

Main Methods:

  • Case report of a 73-year-old female presenting with acute respiratory symptoms.
  • Diagnosis of human metapneumovirus infection confirmed.
  • Clinical course and management, including supportive care and oxygen supplementation, were documented.

Main Results:

  • The patient presented with acute dyspnea, chest discomfort, and influenza-like illness.
  • Diagnosis revealed human metapneumovirus infection complicated by pneumonia and myopericarditis.
  • The patient achieved complete recovery with supportive care, showing no long-term sequelae.

Conclusions:

  • Human metapneumovirus infection can lead to significant clinical complications, including cardiovascular manifestations like myopericarditis.
  • The elderly population may be particularly susceptible to severe outcomes and cardiac involvement from hMPV.
  • This case underscores the importance of recognizing hMPV as a potential cause of serious respiratory and cardiovascular illness in adults.
Keywords:
Cardiovascular diseasesMetapneumovirusMyocarditisPericarditis

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