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This study found that acne lesion formation involves early hyperkeratinization and inflammation around hair follicles, creating a self-sustaining cycle that may progressively worsen acne.

This article reviews acne keloidalis in young black men, describes its clinical and histopathological characteristics, and highlights surgical therapy approaches despite the uncertain etiology of the condition.

This study introduced a bioengineered model that simulates acne's microenvironment in mice, enabling the exploration of host and P. acnes interactions and presenting a novel platform for anti-acne drug and vaccine screening.

This article discusses eruptive vellus hair cysts, describing their clinical characteristics, and reports no new research findings.

In this study, researchers used advanced four-dimensional optical imaging techniques to observe changes in skin afflicted with acne, finding increased epidermal thickness, keratinized hair follicles, inflammation, and aggregated blood flow, helping to distinguish between inflammation and reparative phases of acne progression.

This study found that topical mupirocin resulted in excellent or good treatment responses for feline acne in 24 out of 25 cats, despite some having concurrent dermatophyte or yeast involvement.

This article discusses the clinical characteristics of pustular skin conditions and reports no new results, highlighting that not all pustular dermatoses are caused by infections.

This study found that micro-needling with cosmeceuticals or platelet-rich plasma significantly improved wrinkles, skin laxity, scar softening, and hair growth over 12 months, with minimal side effects, and that the best results occur with pigment and platelet massaging between 5 to 30 minutes post-treatment.

This review discusses the histopathological diagnosis of scarring and non-scarring alopecias, emphasizing the importance of adequate tissue sampling and clinical information; it reports no new empirical results.

This review summarizes the cutaneous manifestations of lupus erythematosus, noting both non-specific and disease-specific lesions, and highlights the role of skin biopsies and treatments available for cutaneous LE.

This review discusses the relationship between psoriasis and autoimmunity, focusing on autoimmune co-morbidities, but reports no new research findings.

This study concluded that erosive pustular dermatosis of the scalp may be a type of spongiotic, pustular superficial folliculitis, sharing similarities with other neutrophilic dermatoses.

Reflectance confocal microscopy is a useful, non-invasive tool for diagnosing some skin diseases, with potential for future improvements.

In this study, seven patients with generalized toxic erythema developed sterile pustules localized to hair follicles or sweat ducts, with most having a history of medication, solvent exposure, or infection.

This study attempts to classify histomorphologic reactions to drugs to aid in diagnosing drug eruptions, which are common in hospitalized patients but lack specific diagnostic features.

Terbinafine can cause hair loss.

This chapter reviews the prevalence, pathogenesis, and management of hair and scalp disorders but reports no new clinical findings.

This article reviews treatment approaches for cicatricial alopecia, describing how medication efficacy varies and suggesting autologous hair transplantation for stable cases; no new clinical data are presented.

Some medications for inflammation can cause a condition with scalp rashes and hair loss, often linked to Crohn's disease, and may require treatment changes to prevent permanent hair loss.

A woman's hair loss was caused by her husband's testosterone gel and a diabetic man's nail disease led to bone infection, both treated successfully.

This review discusses primary cicatricial alopecias, detailing their classification, pathogenesis, clinical features, histopathologic findings, and treatment, without reporting new experimental results.

This case study reports a 22-year-old homosexual man coinfected with secondary syphilis, condyloma acuminata, and HIV, highlighting the coexistence and increased STI risks associated with HIV and HPV infection.

This review discusses the diagnosis of alopecia in psoriasis, highlighting different hair loss types and the need to distinguish it from similar conditions, but reports no new clinical results.

In this study, botulinum toxin type A injections reduced the severity of treatment-resistant scalp psoriasis in more patients compared to placebo over a 12-week period.

The document concludes that managing skin conditions during pregnancy is important and requires specialized care.

Cyclosporin doesn't stop hair loss.

This study describes two new types of dermal keratinous cysts of the eyelids, derived from the pilosebaceous apparatus, each presenting distinct management challenges.

This study examined recent findings on the role of host-microbiome interactions in acne, highlighting that the skin's microbiome composition differs between acne-affected and healthy individuals and discussing emerging microbiome-based treatments.

This case study describes a 12-year-old boy with an unruptured epidermal inclusion cyst on his cheek, highlighting the role of dermatoscopy in diagnosing and differentiating cyst types for treatment.