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- Presentation
Hair Transplantation for Permanent Radiation-Induced Alopecia After Radiotherapy and Brain Surgery
Description
The speaker discussed permanent radiation-induced alopecia after radiotherapy, especially in patients treated for brain and head/neck cancers. He explained that radiation can damage hair follicles, often causing hair loss within weeks, with permanent loss more likely after higher doses, certain fractionation schemes, and concurrent chemotherapy. Clinical and histologic features include incomplete regrowth, follicle miniaturization, fibrosis, and sometimes complete follicle loss. Medical treatments such as topical or oral minoxidil may help only modestly, while hair transplantation can be an effective restoration option. Because irradiated scalp tissue is fibrotic, poorly vascularized, and at risk for necrosis and infection, he emphasized careful patient selection, oncologist clearance, realistic expectations, gentle surgical technique, minimal epinephrine, avoiding dense packing and deep incisions, postoperative antibiotics, and use of minoxidil starting around day 15. He illustrated the approach with three successful cases after brain surgery and radiotherapy, using FUE grafting with good cosmetic outcomes.
View moreConclusions
- Radiation therapy can cause alopecia in the treated area, and this hair loss may become permanent after higher-dose treatment, especially in head and neck fields.
- Permanent radiation-induced alopecia is characterized by incomplete regrowth, follicular loss or miniaturization, and fibrosis in the irradiated scalp.
- Although minoxidil and other medical treatments may help thicken existing hair, they are often insufficient for restoring established permanent alopecia.
- Hair transplantation appears to be a reliable and effective restorative option for patients with permanent alopecia after radiotherapy or brain surgery.
- Successful transplantation on irradiated scalp requires oncologist clearance, realistic counseling, gentle technique, shallow incisions, minimal epinephrine, and avoidance of dense packing to reduce necrosis risk.
- Postoperative antibiotics and delayed minoxidil use were presented as practical steps to improve healing and support graft survival in irradiated tissue.
- The case examples suggest that follicular unit extraction can produce meaningful cosmetic improvement even in previously irradiated scalp, with satisfactory patient outcomes.
- Overall, the presentation concludes that hair transplantation is a viable treatment for carefully selected patients with radiation-related permanent hair loss when performed conservatively and with multidisciplinary oversight.
- Daniel J. First reported radiation-induced alopecia during head X-ray imaging tests. Science. 1896.
- Review on Victor Despeignes. 2013.
- Lin SJ, Yue Z, and Paus R. Journal of Investigative Dermatology, 2023.
- Balter JM, Hopewell JW, Miller RW, Wagner LK, Zelefsky MJ. Radiology.
- Phillips GS, Freret ME, Friedman DN, Trelles S, Kukoy O, Freites-Martinez A, Unger RH, Disa JJ, Wexler LH, Tinkle CL, Mechalakos JG, Dusza SW, Beal K, Wolden SL, Lacouture ME. Assessment and Treatment Outcomes of Persistent Radiation-Induced Alopecia in Patients With Cancer. JAMA Dermatol. 2020;156(9):963-972.#10.1001/jamadermatol.2020.2127
- Barusco MN. Complications and Difficult Cases: Follicular Unit Transplantation on Irradiated Scalp. Hair Transplant Forum International. July 2014;24(4):134-136.#10.33589/24.4.0134