Comparison of Dextrose and Triamcinolone in ultrasound guided perineural injection in patients with mild to moderate Carpal tunnel syndrome

INTERVENTION: Intervention1: ultrasound guided dextrose 5 water perineural injection: one time ultrasound guided perineural injection of 5ml of dextrose 5 water will be given via long axis for hydro dissection of median nerve. Control Intervention1: ultrasound guided triamcinolone perineural injection: one time ultrasound guided perineural injection of 40mg of triamcinolone diluted up to 5ml will be given via long axis for hydro dissection of median nerve. CONDITION: Health Condition 1: G55‐ Nerve root and plexus compressionsin diseases classified elsewhere PRIMARY OUTCOME: Reduction in Number of pain episode and analgesic consumptionTimepoint: Reduction in Number of pain episode and analgesic consumption will be observed 1st week 4th week 8th week 12th week SECONDARY OUTCOME: NILTimepoint: NIL INCLUSION CRITERIA: informed consent symptoms persistent over a month electrophysiological study grading mild to moderate