research Multipotent nestin-positive, keratin-negative hair-follicle bulge stem cells can form neurons
Hair-follicle stem cells can become neurons.
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research Persistent pemphigus vulgaris and pemphigus foliaceus showing features of tufted hair folliculitis just on the scalp
A rare scalp condition with hair loss was correctly diagnosed and treated, leading to hair regrowth.
research Keratoacanthoma and other types of squamous cell carcinoma with crateriform architecture: Classification and identification
Keratoacanthoma and some squamous cell carcinomas are linked to hair follicles, while others are not.
research A generalized reticulate eruption with scarring alopecia, vulvovaginitis, keratoderma, and 20-nail dystrophy in a 70-year-old woman
Treatment improved some symptoms but not all.
research PILOMATRIXOMA OF FACE PRESENTING AS PAROTID SWELLING
A young woman had a rare, usually non-cancerous tumor on her face that was initially mistaken for a different condition.
research Progenitor cells expressing nestin, a neural crest stem cell marker, differentiate into outer root sheath keratinocytes
Nestin-expressing progenitor cells become outer root sheath keratinocytes.
research Squamous Cell Carcinoma at the Site of Craniotomy Hardware
research Atypical Pediatric Presentation of Pilomatricoma
Pilomatricomas should be considered to avoid misdiagnosis in children with unusual skin tumors.
research Erythema multiforme sparing regressing herpes zoster lesion: “Reverse isotopic phenomenon?”
A patient's skin rash did not affect the area where a previous viral rash was healing, suggesting a rare immune response.
research Onycholemmal horn: A distinctive subungual tumour
Onycholemmal horn is a rare nail tumor in elderly women, treated by surgical removal.
research Le mélanome malin bilatéral de l'uvée
Apoptosis in hair follicles spreads through cell death signals, with stem cells slowing the process.
research Teacher CPD: towards a broader perspective
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
research Canestick Lesion of Vellus Hair in Netherton's Syndrome
Recognizing the "bamboo hair defect" is crucial for diagnosing Netherton's syndrome.
research Follicular induction and CK20+ Merkel cells overlying cutaneous focal mucinosis
Some skin growths with mucin can form hair follicles and resemble skin cancer, but a special stain can help tell them apart.
research Perifollicular Melanocyte Regeneration in Bullous Pemphigoid
Melanocytes can regenerate around hair follicles in bullous pemphigoid, especially in patients with darker skin.
research Panfolliculoma: report of two cases
Panfolliculoma is a rare, non-cancerous growth related to hair follicles.
research Vascular Proliferation in Biopsies from Active Lichen Planopilaris as a Novel Pathologic Finding
Increased blood vessel growth in lichen planopilaris may signal active disease needing aggressive treatment.
research Scalp Pustule as a Manifestation of Erlotinib-Induced Skin Toxicity: Report of Two Cases and Literature Review
Erlotinib can cause scalp pustules and hair loss, needing early treatment with antibiotics and steroids.
research Diagnostic utility of preferentially expressed antigen in melanoma immunohistochemistry in the evaluation of melanomas with a co-existent nevoid melanocytic population: A single-center retrospective cohort study
PRAME helps distinguish between benign and malignant skin cells in most cases.
research Erozive Pustular Dermatosis of Scalp: An Overlooked Entity
Recognizing erosive pustular dermatosis of the scalp is crucial to avoid misdiagnosis.
research Vemurafenib-induced pityriasis amiantacea: a case report
Vemurafenib can cause scalp issues but can be managed without changing the dose.
research Cutaneous Granular Cell Tumor with Overlying Hypertrichosis in an Adult: A Rare Case Report
A rare skin tumor with extra hair growth was found and safely removed from a 27-year-old woman.
research Cytologic Aspect of Keratoacanthoma with Granulomatous Inflammation in a Dog
The dog's back mass was a keratoacanthoma with inflammation, successfully removed without recurrence.
research Transduction‐induced overexpression of Merkel cell T antigens in human hair follicles induces formation of pathological cell clusters with Merkel cell carcinoma‐like phenotype
Overexpressing Merkel cell virus proteins in human hair follicles can create clusters of cells that resemble Merkel cell cancer.
research The keratoacanthoma: A review
Keratoacanthoma is a common, usually non-dangerous skin tumor that looks like squamous cell carcinoma but rarely becomes severe.
research Multifocal Malignant Proliferating Trichilemmal Tumour: A Diagnostic Imitator Beyond the Scalp
Recognizing specific markers is crucial for correctly diagnosing and treating rare multifocal MPTT in males.
research Cutaneous Manifestations of Sarcoidosis : Reports of Two Cases
Sarcoidosis can cause various skin issues, making diagnosis difficult.
research Pigmentary Puzzle: A Rare Case of Hyperpigmented Cutaneous Sarcoidosis
Early biopsy is crucial for diagnosing rare skin sarcoidosis, improving treatment.
research Cutaneous Mastocytosis Associated With Congenital Alopecia
A 3-year-old girl with skin mast cell buildup and congenital baldness improved with treatment, suggesting a rare link between these conditions.
research Structure and Function of the Skin
The document concludes that the skin is a complex organ providing protection, sensation, and healing, with challenges in treating conditions like itchiness.