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This article describes two cases where essential alopecia was the initial sign of syphilitic infection, examining the clinical and histopathologic features observed.

This study observed that different vitiligo lesions display varying repigmentation patterns, which are associated with the extent of depigmentation, sun exposure, lesion stage, and type of therapy used.

This case report describes a patient with chronic renal failure on hemodialysis who experienced hair depigmentation while taking heptaminol, with the condition reversing after discontinuing the medication; the exact mechanism causing the color change is still unclear.

This abstract describes a diagnostic case of a 37-year-old woman with an erythematous scalp plaque and unexplained hair loss, without concluding which condition it represents.

This report describes a case of primary cutaneous follicle centre cell lymphoma presenting as hair thinning on the scalp, which is not a recognized feature of the condition.

This preliminary study observed that melanoblasts are preserved in the white hair follicles of segmental vitiligo lesions.

This article discusses vitiligo, reviewing its symptoms, possible causes, and classification, but reports no new clinical findings.

Bullous pemphigoid can look like erythema multiforme, so awareness is needed for proper treatment.

In this study, researchers found that among women with frontal fibrosing alopecia and hyperpigmented facial lesions, most cases were diagnosed with lichen planus pigmentosus, while some were identified as melasma or drug-induced.

This case report describes a 59-year-old Afro-American woman diagnosed with lipedematous alopecia, a rare scalp condition of unknown cause.

This article discusses the clinical presentation, histopathologic findings, and pathogenesis hypotheses of vitiligo without reporting new clinical results.

In this case report, a 39-year-old man with sudden whitening of scalp hair due to alopecia areata experienced total regrowth of pigmented hair after six months without systemic treatment.

This case report highlights that alopecia areata can mimic syphilitic alopecia in patients with recent or active syphilis, emphasizing the importance of trichoscopy in accurately diagnosing alopecia types and preventing misdiagnosis.

This article discusses two cases of the rare combination of frontal fibrosing alopecia and lichenoid pigmentation in women, but reports no new clinical results.

This review discusses scalp micropigmentation techniques and their customization to individual patients, but reports no new clinical results.

This study diagnosed an 11-year-old girl with initial androgenetic alopecia and monilethrix after observing unique hair shaft abnormalities and skin conditions, unlike her affected parents.

This case report describes an 18-year-old male with a rare acquired smooth muscle hamartoma on his face, characterized by hyperpigmented plaques and increased hair growth, suggesting a histological overlap with folliculosebaceous cystic hamartoma.

This study observed that melanogenesis in human hair follicles is linked to anagen phases, with melanocyte activity and enzyme expression being region-specific to the nascent bulb.

This report describes a unique case of linear lichen planus pigmentosus on the face with histological features of lichen planopilaris, which has not been documented before.

This study explored spontaneous repigmentation after phenol-croton oil peels in skin of color, finding that temporary hypopigmentation resolved by day 21 in both a black-skin domestic pig model and human clinical observations, highlighting potential for these procedures despite past concerns about pigmentation issues.

This study reports pseudopili annulati in a dark-haired Chinese girl, identifying the unique appearance and structural characteristics of her hair without finding abnormalities in the cuticle and cortex.

This study found that in patch- and plaque-stage scalp psoriasis, sebaceous gland atrophy and reduced hair follicle size were common but there was no evidence of alopecia.

This study identified 11 genes associated with non-syndromic hereditary hypotrichosis in a Chinese cohort and proposed a preliminary framework for phenotype-driven candidate-gene prioritization to aid clinical evaluation.

This study reviewed existing literature and reported two cases of perinevoid alopecia, suggesting that melanocyte antigens may be involved in its development.

This case report describes a pediatric instance of follicular atopic dermatitis in a dark-skinned patient, highlighting its unique clinical and dermoscopic features, such as purplish to brownish scaly papules and specific dermoscopic patterns, which are crucial for enhancing diagnostic accuracy in similar cases.

An 8-year-old girl with vitiligo developed extra hair growth on her knee after using tacrolimus ointment.

This article reviews five cases of primary idiopathic pseudopelade of Brocq and reports no histopathological changes indicative of any specific cicatricial alopecia.

Syphilis can cause hair loss without other symptoms and should be considered when diagnosing unexplained hair loss.

This case report describes two instances of rare linear alopecia on the occipital scalp, associated histologically with lupus erythematosus profundus, despite resembling alopecia areata clinically.

In this study, researchers observed a rare presentation of alopecia areata characterized by hair shafts with segmental heterochromia and changes in thickness, indicating a fluctuating low-level inflammatory process with recovery periods in the hair's normal characteristics.