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This case series reports three novel and atypical morphological patterns of alopecia areata, termed the central sparing, paw, and punctate patterns, highlighting their importance for dermatologists in improving diagnosis and management of the condition.

This study found that melatonin implants caused male weasels to molt, develop a new white winter coat, and become reproductively inactive, suggesting melatonin affects their neuroendocrine system.

In this study, PFOS exposure altered steroid hormone levels and enzyme activities related to steroidogenesis in juvenile Silurana tropicalis, with effects differing between male and female frogs.

This review examines skin diseases affecting the pinna of dogs and cats, highlighting those unique to this area and noting its role as a common initial site for several conditions; it reports no new results.

This case report describes the first documented instance of idiopathic seasonal alopecia in a horse in Brazil, characterized by symmetrical hair loss and subsequent regrowth linked to seasonal changes.

A dermatologist helped identify syphilis in a teenager who only had hair loss.

This study found that phosphorus limitation in Chaetophorales strains led to enhanced hair formation and increased phosphatase activity, suggesting a significant relationship between phosphorus status and morphology.

This review discusses the etiology of moth-eaten alopecia patterns in lichen planopilaris and emphasizes the importance of early diagnosis and treatment to prevent permanent scarring, offering no new empirical findings.

This study found that specific and nonspecific skin changes can serve as important indicators for diagnosing thyroid diseases, even in patients who appear clinically normal.

This study found that topical minoxidil induced hair regrowth in stumptailed macaques, with more significant effects observed in younger animals, while cessation led to renewed balding and retreatment restored regrowth.

In this study, researchers found that trichoscopy helps detect early signs of female-pattern hair loss before it is visible, highlighting its importance for monitoring and managing the condition.

In this study, researchers used trichoscopy to establish standardized findings for normal hair and scalp characteristics in 360 healthy males, noting significant age-related differences in hair diameter variability and identifying potential pathological indicators like colored dots and scarring not present in healthy individuals.

This study examined dermoscopic features in African-American women with different types of alopecia and found that a perifollicular pink blush, potentially indicating inflammation, was common, particularly resolved with anti-inflammatory treatment, suggesting dermoscopy could aid in management.

Eyelash loss can be a sign of thyroid problems.

This article discusses the introduction of the term 'prepubertal pattern hair loss' to describe hair thinning in children under 10 without physical abnormalities, and reports no new clinical findings.

A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.

This case report describes a unique instance of an otherwise healthy infant with phylloid terminal hair nevus, a form of hypomelanosis without extracutaneous abnormalities.

This study found that injecting various hormones or hormone-cholesterol mixtures into Willow Ptarmigan and White-tailed Ptarmigan led to the growth of pigmented feathers instead of the usual white winter feathers, suggesting hormonal influence on plumage color changes.

This study reports that treatment with X-rays or procarbazine induced dose-dependent mutations in melanocytes in mouse hair follicles, showing similar mutation rates to previous methods.

In this study, histologic analysis of rat skin with localized calciphylaxis indicated that although the skin showed potential for regeneration, the result was incomplete and resembled scar tissue with diminished hair presence.

This case report describes two instances of naevoid bundle hair on the scalp, where multiple hairs group from separate follicles into a single sheath and show abnormal reactivity to keratin antibodies.

This case study describes a 54-year-old woman with a rare pattern of asymmetrical hair loss resembling androgenetic alopecia, alongside sparse body hair and near absence of eyebrows and eyelashes, while other ectodermal features were normal.

In this report, researchers describe an unusual case of congenital pili multigemini, a hair follicle disorder, presenting on the eyebrow of a female infant, highlighting its rarity and atypical location.

This review classifies mutant mice with hair abnormalities into six categories, providing an annotated table that serves as a reference for understanding the molecular controls of hair growth.

In this case report, a patient with early inflammatory linear morphea showed remarkable hair regrowth after treatment with topical creams, highlighting dermoscopy's value in diagnosis and monitoring disease progression.

About 38% of patients at a dermatology clinic had oral lesions, with coated tongue, fissured tongue, and Fordyce granules being most common.

This study found that higher scores of hair loss on the Hamilton-Norwood scale correlated with increased hair gain in the conchal bowl in men, suggesting potential age-related adaptations beyond cosmetic concerns.

This review proposes a new approach for categorizing and diagnosing unruly hair forms, building on previous literature and clinical experience, without presenting new clinical results.

In this descriptive study, elderly patients most commonly presented with skin wrinkling, xerosis, and eczematous conditions, highlighting the difficulty in distinguishing normal age-related from pathological skin changes.

The baby's hair loss was due to congenital syphilis, which was treated with penicillin.