Carvallo's sign explained

Differential:Tricuspid regurgitation

Carvallo's sign is a clinical sign found in patients with tricuspid regurgitation. The pansystolic murmur found in this condition becomes louder during inspiration; this sign enables it to be distinguished from mitral regurgitation.

Eponym

The sign is named after José Manuel Rivero Carvallo.[1]

Notes and References

  1. Rivero-Carvallo JM. Signo para el diagnóstico de las insuficiencias tricuspideas. Archivos del Instituto de cardiologia de Mexico, 1946, 16: 531.

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