research Malignant appearance of trichilemmal cyst: a case report with review of the literature
A man's neck lump was a trichilemmal cyst, not cancer, and should be fully removed due to rare risk of becoming malignant.
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research Subtle Trichilemmal Carcinoma of Neck Initially Misdiagnosed as Benign Cyst and Ultimately Treated with Mohs Micrographic Surgery
A neck lesion misdiagnosed as benign was later treated successfully with Mohs Micrographic Surgery.
research GWAS Identifies Three Susceptibility Loci for Trichilemmal Cysts
Three genes linked to the development of trichilemmal cysts were found.
research Trichilemmal cysts of the scrotal wall
Ultrasound is effective for diagnosing scrotal cysts, and prompt treatment is crucial to prevent severe complications.
research Tricholemmoma and tricholemmal carcinoma and Cowden syndrome
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
research A Monoallelic Two-Hit Mechanism in PLCD1 Explains the Genetic Pathogenesis of Hereditary Trichilemmal Cyst Formation
A specific gene change plus an additional mutation in the same gene cause hereditary trichilemmal cysts.
research Imaging sonographic findings of in a case of proliferating trichilemmal tumor of a finger: A case report
A rare finger tumor was imaged, showing a unique pattern not seen before.
research Huge Proliferating Trichilemmal Tumors of the Scalp: Report of Six Cases
Complete removal of scalp tumors is crucial, but malignant cases may recur or metastasize, requiring a multidisciplinary approach and close follow-up.
research Proliferating trichilemmal cyst with histological malignant transformation: Identification of hair sheath keratins in the tumor.
A hair cyst can become cancerous, showing specific keratins from the hair sheath.
research Identical p53 gene mutation in malignant proliferating trichilemmal tumour of the scalp and small cell carcinoma of the common bile duct: the necessity for therapeutic caution?
Identical p53 gene mutations in different cancers suggest the need for careful treatment.
research Expression of the hair stem cell-specific keratin 15 in pilar tumors of the skin.
K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
research Immunoperoxidase anti-keratin staining of epidermal and pilar cysts
Epidermal cysts come from the skin, while pilar cysts come from hair follicles.
research Naevus trichilemmocysticus – the first paediatric case of a newly delineated organoid naevus
The first pediatric case of naevus trichilemmocysticus was documented.
research The Ultrastructure of Tissue Attached to Telogen Hair Roots
Recognizing specific tissue types on telogen hair roots can improve DNA typing.
research A 43-Year-Old Woman with a Solitary, Asymptomatic Nodule on the Scalp
A woman's scalp nodule was a common, harmless pilar cyst, treated by surgical removal.
research Immunohistochemical Study of Calretinin in Normal Skin and Cutaneous Adnexal Proliferations
Calretinin can help identify certain skin structures and tumors.
research Differential expression of phospho‐S6 in hair follicle tumors: Evidence of mammalian target of rapamycin pathway activation
The mTOR pathway may be involved in the development of hair follicle tumors, with higher activity in malignant tumors.
research 5a Trichoepithelioma
Trichoepithelioma and desmoplastic trichoepithelioma have distinct features that can be identified using reflectance confocal microscopy.
research Cytokeratin 15 expression in trichoepitheliomas and a subset of basal cell carcinomas suggests they originate from hair follicle stem cells
Trichoepitheliomas and some basal cell carcinomas likely come from hair follicle stem cells.
research Dermal Adnexal Neoplasms: Exploring Rare Variants and Their Clinical Behavior
Histopathology is crucial for accurately diagnosing and predicting outcomes of skin adnexal tumors.
research Interparietal nodule in a 49‐year‐old woman
A rare scalp tumor was removed from a 49-year-old woman, with a good outlook if benign but needing careful monitoring if malignant.
research Onycholemmal Carcinoma
A rare nail bed cancer was successfully treated with no recurrence after 4 years.
research Ultrastructure of the contrasting types of keratinization seen in the tail epidermis of the laboratory mouseMus musculus
Mouse tail skin has different keratinization near hair follicles and scales.
research Rippled‐pattern trichomatricoma
A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
research Trichophyton tonsurans‐induced kerion celsi with decreased defensin expression and paradoxically increased interleukin‐17A production
Terbinafine effectively treated kerion celsi despite disrupted immune responses.
research 1299 Live imaging of keratin network in stratum granulosum reveals dynamic cytoskeletal changes during cornification in mice in vivo
The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
research Fine structure of marsupial hairs, with emphasis on trichohyalin and the structure of the inner root sheath
Marsupial hair structure and keratin distribution are similar to placental mammals.
research Seborrheic Keratoses and Trichostasis Spinulosa
Seborrheic keratoses may partly come from hair follicle cells.
research Patterns of expression of trichocytic and epithelial cytokeratins in mammalian tissues II. Concomitant and mutually exclusive synthesis of trichocytic and epithelial cytokeratins in diverse human and bovine tissues (hair follicle, nail bed and matrix, lingual papilla, thymic reticulum)
Trichocytic cytokeratins are found in hair, nails, tongue, and thymus cells, showing complex regulation in tissue development.
research 성장기 모낭에서 큐티클층의 각질화 과정
The cuticle layer in hair follicles thickens during keratinization due to incomplete cytosol loss.