20. Which of the following statement is wrong in Repetitive Strain Injury (RSI) ?
(A) Blood flow and temperature of the affected limb will be reduced at rest
(B) RSI is a normally preventable condition
(C) There is multiple folds increase in blood flow with exercise in the painful limb
(D) Peripheral nerve injury is a recognized cause of regional pain
(E) Treatment with analgesics is seldom advocated for RSI except for short periods