research Solitary, subcutaneous, fixed, firm, and fast-growing nodule
A man had a non-cancerous, fast-growing skin lump on his arm that was removed with surgery.
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research Activated Hair Follicle Stem Cells and Wnt/β-catenin Signaling Involve in Pathnogenesis of Sebaceous Neoplasms
Abnormal activation of hair follicle stem cells and Wnt/β-catenin signaling contributes to sebaceous neoplasms.
research Optical coherence tomography-assisted diagnosis of follicular keratosis of the chin
OCT can non-invasively diagnose follicular keratosis and other hair follicle disorders.
research Human TSC2-null fibroblast-like cells induce hair follicle neogenesis and hamartoma morphogenesis
Cells from a skin condition can create new hair follicles and similar growths in mice, and a specific treatment can reduce these effects.
research “Solitary fibrofolliculoma of the eyelid
A rare eyelid tumor was successfully diagnosed and removed, highlighting the need for careful examination.
research Giant solitary trichoepithelioma: A rare trichogenic tumor
Giant solitary trichoepithelioma is a rare, usually non-cancerous hair follicle tumor that can sometimes turn into skin cancer.
research Umbilical keratinous cyst in a 7-year-old girl: A case report
A 7-year-old girl had a non-painful skin growth at her belly button, which was removed and identified as a keratinous cyst.
research Porokeratotic eccrine ostial and dermal duct nevus and porokeratotic eccrine and hair follicle nevus: Is nomenclature “porokeratotic adnexal ostial nevus” more appropriate?
The term "Porokeratotic Adnexal Ostial Nevus" is suggested as a more appropriate name.
research Eruptive vellus hair cyst syndrome or exuberant atypical keratosis pilaris?
research Pilomatricoma with Florid Osseous Metaplasia: A Cytologist’s Perspective
A rare skin tumor with bone formation was successfully removed without recurrence.
research Early leonine facies with alopecia in a young man
A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
research Pearly Pinna Papules in a Young Female
The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
research Trichoadenoma of the upper eyelid: case report and literature review
A woman's rare benign eyelid tumor was correctly identified through detailed tissue analysis.
research Trichilemmal cyst of the eyelid: An unusual presentation in paediatric age group
Trichilemmal cysts can appear on children's eyelids and may be mistaken for other conditions.
research Trichofolliculoma: case report with immunohistochemical study of cytokeratins
Trichofolliculoma has specific cytokeratin patterns that help in its diagnosis.
research A Case of Cutaneous Focal Mucinosis With Follicular Induction
A man with a skin nodule was diagnosed with a rare skin condition called cutaneous focal mucinosis, which can be confused with other skin cancers.
research Pathologic Quiz Case: An 84-Year-Old Woman With a Skin Cyst Containing Ziehl-Neelsen–Positive Structures
Basal cell carcinoma may originate from vellus hair cysts.
research [Nevus comedonicus. A rare skin disease of the hair follicles].
Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
research In vivo reflectance confocal microscopic findings in a case of trichofolliculoma
Reflectance confocal microscopy may help diagnose trichofolliculoma by showing specific skin features.
research Histopathological Characteristics may not be Useful in the Differential Diagnosis Between Basal Cell Carcinoma and Benign Tumors of Cutaneous Appandages Originating from Hair Follicle
Looking at tissue characteristics isn't reliable for telling apart basal cell carcinoma from certain benign skin tumors.
research Pilomatricoma of the calf: a case report and review of literature
Surgeons should know about pilomatricoma for accurate diagnosis, even though it's rare.
research Follicular mucinosis: A detailed morphologic and immunopathologic study
Benign follicular mucinosis involves immune cells attacking hair follicles.
research Hand Pilomatrixoma: A Rare Localization
A rare hair follicle tumor in the hand was successfully removed with no return after four years.
research Clinicopathological features and expression of four keratins (K10, K14, K17 and K19) in six cases of eruptive vellus hair cysts
Eruptive vellus hair cysts likely originate from the infrainfundibulum and sebaceous duct.
research Proliferating Trichilemmal Tumor Presenting as a Scrotal Mass in a Middle-Aged Male: An Uncommon Location
A rare benign tumor was found in a man's scrotum, highlighting the need for accurate diagnosis.
research Nevus comedonicus with lesional growth of terminal hair: An unusual case
Nevus comedonicus can sometimes grow terminal hair, challenging previous beliefs.
research Punctate Follicular Porokeratosis
Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
research Expression patterns of hair and epithelial keratins and transcription factors HOXC13, LEF1, and β‐catenin in a malignant pilomatricoma: a histological and immunohistochemical study
The malignant pilomatricoma showed strong epithelial keratin expression, suggesting it may not calcify.
research Pilomatrixoma of the Forearm in an Elderly Male
Pilomatrixoma should be considered for nodular lesions in adults.
research Atrichia and Papular Lesions: Report of a Case
A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.