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Tiger stripe: an innocuous Doppler artifact

Biswaranjan Mishra1

  • 1Max Diagnostic, Cuttack, India. drbisumishra@gmail.com.

Echo Research and Practice
|January 20, 2026
PubMed

Insights

Tiger stripes on Doppler echocardiograms are common, particularly with valve regurgitation. These spectral patterns are likely benign artifacts and do not necessitate further investigation for intracardiac masses.

Area of Science:

  • Cardiovascular imaging
  • Echocardiography
  • Doppler ultrasonography

Background:

  • Tiger stripes in Doppler spectra are often attributed to intracardiac structures.
  • The prevalence and clinical significance of these spectral findings remain uncertain.

Purpose of the Study:

  • To determine the frequency and clinical relevance of tiger stripes in adult echocardiograms.
  • To investigate the association of tiger stripes with valve pathology and oscillating masses.

Main Methods:

  • Retrospective review of 4,567 transthoracic echocardiograms (TTEs) in adults aged 18-65.
  • Analysis of pulsed-wave (PW) and continuous-wave (CW) Doppler for tiger stripes.
  • Correlation with valve pathology, oscillating masses, and clinical data.

Main Results:

  • Tiger stripes were observed in 5.4% of TTE studies.
  • Predominantly associated with mitral regurgitation (MR), aortic regurgitation (AR), and high-velocity tricuspid regurgitation (TR) jets.
  • Stripes were absent with oscillating masses and more prominent in mild-moderate jets and higher-velocity spectra.

Conclusions:

  • Tiger stripes may represent a benign spectral Doppler artifact.
  • They should not independently trigger imaging for oscillating masses.
  • Their presence should not be used for grading regurgitation severity.
Abstract

Keywords:
Doppler artifactOscillating massRed blood cell (RBC) rouleauxTiger stripe

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