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The book "Diseases of the Hair and Scalp" has outdated information and confusing content, but may still offer some insights.

This study found that modeling and simulation effectively informed decision-making and dose selection for ritlecitinib in treating alopecia areata, supporting an accelerated drug development strategy.

In this study, a new herbal hair oil formulation, consisting of plant-derived antifungal agents and natural stabilizers, was developed and demonstrated strong antifungal activity, skin compatibility, and additional hair health benefits in preclinical evaluations, offering a potential alternative for managing fungal scalp infections.

This review discusses the use of botulinum toxin for hair and scalp disorders and reports mixed findings, with most studies showing mild or non-significant effects on hair growth.

This study found that hair from the vertex posterior is a reliable sampling region for detecting zolpidem intake, showing consistent drug concentration and peak position compared to other scalp regions.

This study found that superficial cryotherapy significantly increased hair density and thickness in treated eyebrows compared to untreated controls after 5 months in patients with alopecia areata.

This review highlights Shirodhara's potential cosmetic benefits, noting improvements in scalp health, hair growth, and skin appearance, attributed to stress reduction, hormonal balance, enhanced circulation, and nutrient-rich herbal oils.

This study reports that using stamps to mark scalp incisions with gentian violet ink and a barrier film improved incision symmetry and maintained slot visibility for hair graft insertion in the frontal region.

This report documents the first known case of a scalp infection by *Trichophyton soudanense* in the United States, occurring in a 6-year-old girl in Philadelphia.

This report describes a rare case of nonscarring alopecia linked to a tick bite on a 21-year-old male's scalp, with specific histological findings and proposed mechanisms.

This case report from The Journal of Dermatology describes an instance of infective endocarditis linked to implanted artificial hair pyoderma, with no new generalizable results reported.

This case study from Morocco reports the country's first suspected instance of Tinea capitis caused by Trichophyton tonsurans, identified in a 25-year-old member of the national judo team, highlighting the need for screening and improved hygiene in sports environments to prevent potential outbreaks.

This research analyzed 72 primary scarring alopecia cases in a Barcelona hospital, finding that the majority involved women, with a lymphocytic infiltrate and subacute onset in many cases, leading to stable disease, while neutrophilic cases had more acute episodes.

This report of three adult cases highlights the need for careful examination for tinea capitis, which is rare in nonimmunocompromised adults, yet possible due to asymptomatic carriers.

This piece discusses the benefits of head support during follicular unit extraction in a seated position and reports no new clinical results; the authors suggest an ergonomic support system to improve graft quality.

This review discusses changes and advancements in facial feminization surgery, detailing various aspects of the field but reporting no new clinical results; the authors highlight ongoing innovations and challenges.

This article reviews the dermatological challenges and cultural influences affecting India's aging population, noting that while pigmentary disorders and cosmetic dermatology are prevalent, cutaneous cancers remain rare and often go undetected.

This article reviews the rationale and science behind forensic hair examinations and discusses the role of microscopic and DNA techniques in differentiating hair sources but reports no new findings.

This article reviews the use of hair filler fibers for improving the appearance of thinning hair and calls for more studies on patient satisfaction and side effects, without providing new clinical results.

This case report describes the first known instance of fibrosing alopecia associated with cutaneous lichen planus, suggesting fibrosing alopecia may be a variant of lichen planopilaris.

This essay reviews the role of human scalp hair follicles in the "brain-skin connection," highlighting their dual function as targets and sources of neurohormones, without reporting new experimental results.

This article discusses the evaluation and management of common nonscarring hair loss conditions and reports no new clinical results.

This study found that ossification in trichilemmal cysts may be more common than previously thought, often associated with cyst wall rupture, and reports a novel case of ossifying TC with extramedullary hematopoiesis.

This case report describes the first known instance of alopecia associated with multicentric reticulohistiocytosis, evidenced by scalp biopsy findings of histiocyte infiltration in a 52-year-old woman.

This study discovered that androgenetic alopecia disrupts the scalp microbiome balance across the whole scalp, not just areas with hair loss, and introduced a microbial index for early detection and severity prediction.

The researchers reported that using a skin-responsive FUE device in nonscalp hair transplantation significantly reduced graft transection rates compared to older methods, improving patient satisfaction and surgeon willingness.

In this case report, a rare traumatic arteriovenous fistula following hair transplant was successfully treated using percutaneous and endovascular embolization with PHIL, a liquid embolic agent.

This narrative systematic review reports that gel-based, cryogel, and silicone-based cooling caps offer cost-effective and environmentally sustainable alternatives to traditional machine-operated systems for preventing chemotherapy-induced hair loss, particularly benefiting low-income and low-resource settings.

This review provides a practical approach to diagnosing pseudopelade of Brocq and updates on treatment options but reports no new clinical results.

Treat scalp and beard fungal infections early with oral antifungal medication and sometimes topical therapy, avoiding unnecessary allergy tests and surgery.