IRCT20230124057201N2 IRCT 2023-03-24 Tehran University of Medical Sciences Effectiveness of steroid injection with and without cryotherapy in the treatment of keloid scars Comparing the effectiveness of intralesional injection of steroid in keloid treatment with and without cryotherapy: a randomized controlled trial 2023-04-03 anticipated 32 Complete https://irct.ir/trial/68690 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Random allocation was done with triamcinolone Tr.A and combined treatment Tr.B. Each person is considered as a block. Double blocks are made in a way that the combination AB (A:Tr.A and B:Tr.B) means the right side of person is injected with Tr.A, and the left side is injected with Tr.B. A random number table was used for the random list. a random number was selected, if the number was between 0 and 4, AB combination and if it was between 5 and 9, BA combination was used, this process is repeated until all Eligible patients are included in the study. 3 Keloid. Intervention 1: Intervention group: Keloid lesions of this group will receive intralesional injection of triamcinolone acetonide (40mg/ml) with maximum dose of 20mg/ml for each lesion. injection will be performed every 3 weeks for a total of 4 sessions. Intervention 2: Intervention group: This group of intervention will first receive cryotherapy based on the physician's experience and past guidelines, then immediately the lesion will be injected with triamcinolone acetonide (40 mg/ml) with maximum dose of 20mg/ml, every 3 weeks for a total of 4 sessions. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is There is no more information.