Evaluated with the Boston questionnaire and the Visual Analogue Scale (VAS), then te patients were enroled to a 15-20 sessions in rehabilitation area with physical media: paraffin glove (10 coats for 15min), mobilizations of wrist and fingers, strectching of wrist and fingers tendons/muscles, muscle stregthening whit isometric or isotonic excercises to intrinsic muscles of the hand an forearm, and occupational therapy with techniques for sensory return, nerve and tendon sliding techniques, activities aimed at improving basic hand functions and work simulation activities.

Evaluated with the Boston questionnaire and the Visual Analogue Scale (VAS), then an ultrasound guided hidrodissection of the median nerve with 4.5ml of glucosade solution was performed.

The patients were enrolled into 15-20 sessions in rehabilitation área with the same protocolo of the control group.

Ultrasound guided hydrodissection of median nerve in carpal tunnel with 5% dextrose solution

Boston´s carpal tunnel questionnaire results, where each item is scored from 1 (no symptoms/difficulties) to 5 (the worst symptoms/cannot perform the activity at all). The mean score for each scale is calculated, resulting in a score between 1 and 5, with higher scores indicating worse symptoms or function.

Visual Analogue Scale (VAS) is a pain intensity measurement tool that uses a 10 cm line with two end points to indicate no pain and worst possible pain.