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Still murmur

Clinical manifestations: - short, vibratory, grade 1-3, midsystolic murmur of low-pitch - best heard at the left sternal border - occasionally radiates to the cardiac apex - loudest with the patient supine - diminished in intensity when the patient sits or stands up (supine -> sitting or standing diminishes venous return to the heart) Management: - no further testing indicated

General

innocent murmur

References

  1. Cheng TO. Still's murmur. Am J Dis Child. 1988 Apr;142(4):416. PMID: 3348184
  2. Cheng TO. Mechanism of Still's murmur. Am J Cardiol. 1992 Mar 15;69(8):839. PMID: 1546675
  3. Kang S, Doroshow R, McConnaughey J, Shekhar R. Automated Identification of Innocent Still's Murmur in Children. IEEE Trans Biomed Eng. 2017 Jun;64(6):1326-1334. PMID: 27576242