Frank’s Sign, medically called the diagonal earlobe crease (DELC), is a diagonal line running across the earlobe at an angle of about 30–45 degrees, usually extending from the tragus to the lower edge of the lobe.
The sign was first described in 1973 by Sanders T. Frank, who observed the crease in patients suffering from angina pectoris. Unlike normal skin wrinkles, this crease typically runs through the full thickness of the earlobe and remains visible even when the ear is gently stretched.
Why Would an Earlobe Matter?
Continued on next page//
