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Brian Elliott MD Profile picture
Brian Elliott MD
@BrianElliottMD1
Boy Dad. Pulm/CC. #POCUS #meded #histmed writer/researcher. Author of White Coat Ways. Building RJIM - where research is shared and not sold
Sep 25, 2022 • 4 tweets • 3 min read
First up, DON’T use Frank sign. The sign hypothesizes that a diagonal ear lobe crease signifies coronary artery disease. I’ve been meaning to post this since I saw it being promoted on Twitter. Here’s the problem #MedTwitter: Image As a diagnostic test, it is inaccurate with a +LR probably <2 and a -LR probably >0.5. These are woefully insufficient to change clinical management. The sign is very much associated with age… bit.ly/3SBuszj