Treatment Outcome of Liquid Nitrogen Cryotherapy in Patients Presenting Recalcitrant Alopecia Areata at Tertiary Care Hospital, Karachi

March 2023

Arif Sattar Mahar, Rabia Ghafoor, S. Kiran Kumar, . Sonam, Cader Muhammad Ishaque Fayyaaz, Amina Bukhari

liquid nitrogen cryotherapy alopecia areata LN

TLDR Liquid nitrogen cryotherapy worked well for many patients with stubborn alopecia areata.

The study evaluated the effectiveness of liquid nitrogen (LN) cryotherapy in treating recalcitrant alopecia areata (AA) in 88 patients at a tertiary care hospital in Karachi over six months. The results showed that 5.7% of patients had an excellent response, 33.0% had a good response, 21.6% had a moderate response, 10.2% had a poor response, and 29.5% had no response. The study concluded that LN cryotherapy had a good response in most patients, but more well-controlled trials are needed to confirm these findings.

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