Parachute mitral valve

A parachute mitral valve is a valvular congenital abnormality usually identified in infants or young children though is can present later in adulthood.


Parachute mitral valves occur when all the chordae tendineae are attached to a single papillary muscle origin. Unlike the normal situation where there are two papillary muscles providing attachment to the two leaflets, this single origin means the valve has limited opening thus causing a relative obstruction. When presenting in infancy, the condition usually progresses to mitral stenosis.


It may occur as a single anomaly but is recognized as part of the Shone complex.

Other recognized associations include a:

See also

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rID: 18013
Synonyms or Alternate Spellings:
  • Parachute mitral valve

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