What Are Some Causes of Numbness in the Right Thumb?

By Staff WriterLast Updated Mar 29, 2020 2:24:44 AM ET

Causes of numbness in the thumb include carpal tunnel syndrome, alcoholism, Lyme disease and multiple sclerosis, notes Mayo Clinic. Other possible causes of numbness in the thumb include amyloidosis, peripheral neuropathy, Reynaud's disease and ganglion cysts. Symptoms that accompany the numbness may include tingling or burning pain.