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Pili annulati is caused by a protein metabolism disorder affecting hair structure.

This case report describes the diagnosis of Netherton's syndrome in two young sisters, attributing their serious erythrodermia, poor hair growth, and atopic conditions to this hereditary condition.

This review discusses the association between WNT10A gene variants and various ectodermal disorders, highlighting their clinical relevance in dermatology and dentistry, but reports no new findings.

This study found that postnatal treatment with recombinant EDA normalized adult teeth, improved sweating, and restored normal lacrimation in dogs with XLHED, suggesting its potential as a treatment for the condition.

This case report describes a 17-year-old patient diagnosed with Netherton syndrome, characterized by pruritic dry skin, short brittle hair, and elevated IgE levels, treated with antihistamines and emollients.

This case report discusses a 27-month-old girl with vitamin D-dependent rickets type II, who showed minor improvement in skeletal features and alopecia after high-dose oral calcium and vitamin D3 treatment.

This article reviews monilethrix, a rare genetic hair disorder causing brittle hair and alopecia, and emphasizes the need for clinical diagnosis and characteristic tricoscopic findings.

The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.

This case report discusses a 15-year-old boy with pachyonychia congenita, identifying a keratin 17 gene mutation, and highlights the need for a national registry and more accessible genetic testing in India.

This case report describes a 7-year-old female from the Middle East with monilethrix, highlighting the disease's rarity in this population, characterized by brittle, sparse hair and keratosis pilaris.

Isolated patchy heterochromia with pili annulati can occur without other health issues.

This case study describes a child with an unusual form of vitamin D-dependent rickets, characterized by alopecia and a deficient response to active vitamin D.

This article reports that hypervitaminosis A in both experimental rats and children leads to severe symptoms such as weight loss, bone issues, and skin problems, which resolve upon stopping vitamin A intake.

This case report presents a rare subtype of hypomyelinating leukodystrophy linked to a PYCR2 gene mutation, emphasizing exome sequencing's value in diagnosing undiagnosed childhood HLDs with atypical symptoms.

In this case study, a 12-month-old girl presenting with apyretic seizure and congenital alopecia was diagnosed with hereditary vitamin D-resistant rickets, highlighting the importance of comprehensive evaluation for accurate diagnosis.

This article discusses congenital atrichia and presents no new clinical findings.

This case report presents unique histopathological findings in skin lesions of hereditary mucoepithelial dysplasia that have not been previously documented.

This case report describes a rare autosomal dominant hair shaft disorder, monilethrix, observed in three consecutive generations of a family, with gradual improvement noted with age.

This study found that reducing HDAC1 activity in the skin of mice led to defects in hair follicle structure and pigmentation, highlighting HDAC's role in skin and hair maintenance.

This report provides the first microscopic description of pachyonychia congenita-associated alopecia, identifying a combination of histological features that might be unique to this condition.

This article presents a case of an 8-year-old boy with Recklinghausen's disease showing features such as café-au-lait spots, alopecia, and developmental anomalies, but reports no new findings beyond observation.

This study describes a case of vitamin D resistant rickets in a young girl due to end organ unresponsiveness, highlighting a possible new subtype of the disorder with distinct clinical features.

This report describes a case of epidermolytic hyperkeratosis in a newborn and her mother, both possessing a specific KRT1 gene mutation known to cause this skin disorder.

In this report, a newborn female with bilateral symmetrical alopecia lesions was diagnosed with congenital triangular alopecia, an unusual presentation, highlighting the disorder's benign nature and the importance of early recognition and conservative management.

This study found that BBS7 downregulation in occlusal hypofunctional periodontal ligament tissue is associated with reduced Sonic hedgehog signaling activity, potentially playing a key role in maintaining PDL homeostasis.

In this study, an 11-year-old girl with acrodermatitis enteropathica showed significant improvement in symptoms after oral zinc therapy.

Hair malformations may occur due to timing issues in hair development.

Older men's scalp damage increases with age and sun exposure, a baby girl in the Philippines has Schimmelpenning syndrome, and thyroid screening is advised for children with hair loss and certain risk factors.

This article reviews the skin, hair, nail, and mucosal changes linked to various pediatric endocrine disorders but provides no new clinical findings.