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This case report describes a 3-year-old male with X-linked ichthyosis and associated neurologic abnormalities, identifying an unusual cortical development malformation and suggesting that abnormal hair banding may assist diagnosis.

This article describes various hair and scalp examination techniques, including noninvasive, semi-invasive, and invasive methods, noting that trichoscopy is a simple, well-accepted, noninvasive technique for evaluating hair loss patients and monitoring treatment.

This article reviews the clinical and diagnostic features of hair shaft disorders, emphasizing the role of structured patient assessments and the avoidance of hair trauma, but reports no new results.

This study utilized polarized light microscopy to examine hair shafts in ten children with rare genetic disorders, such as Netherton syndrome and ectodermal dysplasia, providing valuable diagnostic insights into hair thickness, composition, and structural irregularities associated with these conditions.

Polarized microscopy is a quick and free method to correctly identify types of hair loss.

This review discusses the use of hair microscopy in diagnosing hair-related conditions, highlighting techniques and common applications, but presents no new experimental results.

This retrospective review of hair samples from pediatric patients indicated that microscopic hair examination might be a useful first-line investigation for diagnosing various genetic conditions.

This article presents a comprehensive overview of hair microscopy techniques and their diagnostic potential for systemic and cutaneous disorders, emphasizing its usefulness in resource-limited settings and highlighting the underutilization of this non-invasive method due to lack of awareness.

This article provides a diagnostic guide for clinicians to differentiate between various hair shaft disorders by using a structured question-by-question approach but does not report new clinical findings.

This review proposes a classification system for childhood hair loss based on clinical appearance, age of onset, and associated symptoms, but reports no new clinical results.

This review outlines various clinical methods for assessing ageing skin and discusses their application in supporting the efficacy claims of anti-ageing treatments, but it reports no new clinical results.

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 case study reports that oral zinc therapy improved hair growth and pigmentation in a young girl with sucrase deficiency and low zinc levels.

This case report describes the first documented occurrence of pili torti in a healthy young adult cat, marked by noninflammatory and nonpruritic symmetrical multifocal alopecia.

This review highlights the light microscopic features of various infectious and non-infectious hair conditions and reports no new clinical results.

This article outlines a protocol for scanning electron microscopy of murine skin and primary keratinocyte monolayers, providing a guide for sample preparation and examination.

This review discusses potential causes of alopecia and hair overgrowth in pediatric patients, detailing diagnostic techniques and treatments, but presents no new research findings.

This study reported three related cases of woolly hair syndrome transmitted as a dominant autosomal trait, characterized by fine, frizzy hair and general hair thinning.

Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.

This review updates on various methods for hair and scalp examination, encompassing non-invasive, semi-invasive, and invasive techniques, and reports no new results.

This case study reported normal hair structure under polarized light microscopy in a 70-year-old man with zinc deficiency, contrasting with previous findings in acrodermatitis enteropathica.

This review discusses the diagnostic and therapeutic challenges of hair shaft disorders and suggests diagnostic tools like trichoscopy and light microscopy, but reports no new clinical results.

This study reports a case of trichobacteriosis pubis, a rare bacterial infection causing malodour in the pubic region, which improved with hair trimming and topical clindamycin, subsequently enhancing the patient's sexual relationship.

This study suggests that using a dermoscope, a handheld microscope, can effectively help distinguish between Pityrosporum folliculitis and Acne vulgaris by revealing unique lesion characteristics that are not visible to the naked eye, offering a practical diagnostic alternative when KOH examinations are unavailable.

This paper discusses the use of dermatoscopy as a fast, noninvasive technique for diagnosing hair shaft disorders and reports no new results; the authors highlight its advantages over traditional microscopy methods.

This article reviews various hair abnormalities observable through trichoscopy in conditions like monilethrix, trichorrhexis nodosa, and ectodermal dysplasias, with no new clinical findings reported.

This case report describes the first known instance of loose anagen hair syndrome in a Southeast Asian child, a 13-year-old Thai boy with hair thinning and excessive shedding on the frontal scalp.

This case report describes a successful treatment of scalp hair white piedra caused by T. ovoides with oral itraconazole and topical ketoconazole, using a combination of clinical, trichoscopic, microbiologic, and molecular methods for diagnosis.

Dermoscopy is useful for many health professionals, not just dermatologists, in improving skin condition diagnoses and reducing unnecessary biopsies.

This letter to the editor describes a case of anagen effluvium due to thallium poisoning from Chinese herbal medicine and rodenticide but reports no new research findings.