What Is Murderer's Thumb?
Stub Thumbs or Brachymegalodactylism, a Term Coined by Hefner (I924), Refers to the Condition of Having an Abnormally or Disproportionately Short Thumb on One...
Stub thumbs or brachymegalodactylism, a term coined by Hefner (i924), refers to the condition of having an abnormally or disproportionately short thumb on one or both hands. This anomaly has been recognized for many years and among palm readers and fortune tellers it has been called 'murderer's thumbs'.
Why is it called Murderer's thumb?
What does having a stub thumb mean? Well, back when fortune tellers started practicing palmistry it also meant that you were accused of having a temper and being callous, earning the name “murderer's thumbs.” Which is pretty cool, unless you were accused of a crime because of it.
What causes a club thumb?
Experts don't know the exact cause of clubbed fingers and thumbs. But it happens when you have certain substances in your blood. One of those is vascular endothelial growth factor (VEGF). You make more VEGF when your tissue can't get enough oxygen.