2 citations
,
January 2022 in “Journal of the American Academy of Dermatology” This article discusses the use of virtual reality as a sensory distraction technique during intradermal injections for hair loss treatment and reports no new clinical results.
December 2015 in “Journal of Neurology and Stroke” This case report describes a 57-year-old man's severe complications, including acute stroke and scalp necrosis, following platelet-rich plasma and stem cell injections for hair restoration.
November 2024 in “Journal of Clinical Medicine” This study observed that six sessions of injections using a stabilized hyaluronic acid compound improved hair thickness, shine, density, and reduced hair loss in volunteers with moderate androgenetic alopecia, with excellent treatment tolerability and high satisfaction reported by 88.5% of participants.
July 2026 in “Current Medical Issues” In this study, using EMLA cream did not adequately control pain during and after scalp PRP injections for androgenetic alopecia, with anxiety and younger age linked to higher pain levels.
September 2024 in “Journal of the American Academy of Dermatology” This study found that music during platelet-rich plasma scalp injections reduced anxiety in male patients and increased preference for clinics offering music, but effects in female patients were mixed.
October 2021 in “QJM: An International Journal of Medicine” In this pilot study, treatment with lyophilized platelet derived growth factors showed improvement in women with androgenetic alopecia, suggesting it may be a promising new therapy.
5 citations
,
March 2018 in “Clinics in Dermatology” This study found that combined platelet-rich plasma injections and suture embedding significantly improved scalp thickness, blood flow, and hair diameter in patients with androgenetic alopecia.
4 citations
,
August 2022 in “Aesthetic Surgery Journal” This study found that one session of intradermal botulinum toxin type A injection decreased scalp sebum secretion and perception of greasiness more effectively than saline for up to 3 months.
August 2023 in “The Journal of Dermatology” This retrospective study found that intralesional betamethasone injections led to significant repigmentation in scalp vitiligo patients without leukotrichia, suggesting it as an effective treatment option.
4 citations
,
October 2022 in “Aesthetic surgery journal” This study reports that percutaneous superficial temporal arterial hyaluronidase injection effectively treated necrosis of the frontotemporal skin and ipsilateral scalp, with patients experiencing significant recovery in skin appearance and hair regrowth 2 to 3 months after injection, following complications from hyaluronic acid filler.
2 citations
,
August 2023 in “Infection and Drug Resistance” This study reported a case where a 46-year-old woman developed alopecia without itching or pain on her scalp due to a cutaneous infection from *Mycobacterium abscessus*, which was resolved after three months of antibacterial treatment, resulting in new hair growth.
5 citations
,
February 2013 in “PubMed” In this case study, an 11-year-old girl with a Cladosporium scalp infection showed significant improvement in hair growth and appearance after treatment with itraconazole.
December 2025 in “Antibiotics” In this systematic review, researchers found that Tinea capitis in individuals aged 65 or older is frequently misdiagnosed, primarily affects women, and often presents with inflammatory symptoms; systemic antifungal therapy led to clinical cure in 91.2% of cases.
November 2015 in “Pediatrics in review” This case report describes a 15-year-old boy who experienced severe allergic contact dermatitis from hair dye, highlighting the importance of identifying allergens through patch testing.
4 citations
,
July 2016 in “Dermatologic Surgery” In this study, the duration of epinephrine-induced vasoconstriction in scalp tissue increased with concentration and was longer at the frontotemporal junction compared to the midfrontal area, significantly so at the highest concentration used.
April 2026 in “International Journal of Dermatology” This review explores the potential links between PRP treatments for hair loss and scalp skin cancer risk, finding current evidence supports PRP's safety but emphasizes the need for further studies and routine monitoring.
4 citations
,
April 2022 in “Dermatologic Therapy” This study found that using autologous micrografts from scalp tissues significantly improved hair thickness and density in patients experiencing telogen effluvium following COVID-19, with notable improvements observed over a 6-month follow-up period.
December 2025 in “Mendeley Data” This registered trial will investigate whether preoperative botulinum toxin can improve hair transplantation outcomes by enhancing blood flow and reducing ischemia in the scalp.
March 2025 in “International Journal of Trichology” In this case report, researchers described a treatment for post-aplasia cutis congenita alopecia using follicular unit transplantation, platelet-rich plasma, and fat grafting, which significantly improved hair follicles, skin quality, and sensitivity in the affected scalp area.
June 2024 in “Dermatology and therapy” This study reviewed recent advancements in using botulinum toxin for treating androgenetic alopecia and emphasized the need for further research to determine the most effective injection sites and depths, as current strategies show inconsistent results.
This study highlights the complexity of diagnosing scalp fungal infections, emphasizing how clinical evaluation, trichoscopy, and cultural samples are essential in distinguishing tinea capitis from similar conditions like piedra, seborrheic dermatitis, and psoriasis, due to overlapping symptoms like scaling and hair changes.
This report describes a rare case of kerion in a 6-year-old boy in Ireland, treated with oral Itraconazole and steroids, highlighting the condition's unusual occurrence in the region.
March 2025 in “Pain Physician” This retrospective study found that applying local skin precooling before scalp nerve block significantly reduced injection site pain during PRP mesotherapy for patients with androgenetic alopecia, compared to those who did not receive precooling, thus improving patient comfort and compliance.
1 citations
,
August 2022 in “American Journal of Tropical Medicine and Hygiene” This case report describes a 29-year-old man who developed scalp abscesses due to Mycobacterium abscessus infection after receiving scalp injections for hair loss, successfully treated with antibiotics.
March 2024 in “Asian journal of medical sciences” In this study, researchers found that a ring block technique was the most accepted anesthesia modality for platelet-rich plasma injections in hair loss treatment, with the least post-procedural pain compared to other methods like vibration anesthesia and nerve blocks.
November 2025 in “Mendeley Data” This study outlines a randomized trial investigating the effects of botulinum toxin administered before hair transplantation to potentially improve outcomes by enhancing blood flow and reducing graft failure due to ischemia in androgenetic alopecia patients.
July 2026 in “Aesthetic Plastic Surgery” This pilot study found that intradermal 10% glucose combined with non-cross-linked hyaluronic acid improved hair density and diameter more than hyaluronic acid alone in adults with androgenetic alopecia, with no serious adverse events.
July 2023 in “Zenodo (CERN European Organization for Nuclear Research)” This case report describes a 6-year-old boy with a scalp infection caused by Candida parapsilosis, which was successfully treated with 2% ketoconazole ointment after other treatments failed; antifungal susceptibility testing showed variable drug resistance.
This case study reports an unusual presentation of erosive lichen planus of the scalp linked to hepatitis C in a patient, highlighting challenges in establishing a definitive correlation between the two conditions.
8 citations
,
January 2015 in “International journal of trichology” In this case report, the authors describe complete recovery from acute diffuse and total alopecia linked to Borrelia infection after treatment with intravenous ceftriaxone and topical clobetasol foam.