What is the cause of ‘malar flush’ in Mitral valve stenosis?


What is the cause of ‘malar flush’ in Mitral valve stenosis?

‘Malar flush’ in Mitral valve stenosis


Mechanism

  1. Malar flush – because of vasodilation (vascular stasis) in the malar area.
  2. CO2 retention- causes vasodilation of arterioles in the cheeks.
  3. It can also be associated with other conditions, such as lupus, polycythemia vera and homocystinuria

“mitral facies” of rheumatic mitral stenosis – pink-purplish patches with telangiectasias over the malar eminences


What is the cause of ‘malar flush’ in Mitral valve stenosis?



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