15 citations
,
February 2013 in “Journal of Clinical Medicine and Research” The researchers reported that both cryotherapy and betamethasone lotion yielded similar improvement rates for alopecia areata patches, without complete recovery observed in any patient.
8 citations
,
February 2022 in “Dermatologic Therapy” This study found that both fractional CO2 laser and cryotherapy were effective and safe treatments for alopecia areata, with the CO2 laser showing somewhat better results.
In this randomized controlled trial at Bolan Medical Complex Hospital, researchers observed that liquid nitrogen cryotherapy increased hair regrowth by 60% in alopecia areata patients, significantly outperforming alternative treatments, which achieved 40% regrowth.
This study found that liquid nitrogen cryotherapy resulted in good responses in 33% of patients with recalcitrant alopecia areata, although nearly 30% showed no response.
This study found that liquid nitrogen cryotherapy significantly improved alopecia areata in 27.4% of treated patients after six weeks, with no association between treatment efficacy and factors like age or gender.