A simian crease is a single line that runs across the palm of the hand. People usually have three creases in their palms.
The term "simian crease" is not used much anymore since it tends to have a negative meaning (it refers to monkey or ape). The crease is usually just referred to as a single palmar crease.
Single palmar crease; Transverse palmar crease; Palmar crease
Strong lines (called palmar flexion creases) appear on the palms of the hands and soles...Read more
Full Question: I have migraines that cause my face to go numb, both my legs to go weak and get pins and needles and burning sensations. I... Read more »
Restless leg syndrome (RLS) is a common and sometimes devastating condition. I see it quite frequently in many of my chronic pain... Read more »
Are you 55 years old or older and still pain free? Chances are you have osteoarthritis and don't know it. X-rays show arthritic changes in eight out... Read more »
Complex regional pain syndrome (CRPS) is a mystery. Every year 15,000 people in the United States are affected. After trauma of some kind to the arm... Read more »
When the pain of arthritis doesn't go away, replacing the problem joint may be an option. For the knee, the procedure to implant a new joint is... Read more »