research Hair Matrix Cyst
Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
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research Postzygotic KRAS G12C mutation, associated with various malignancies, is also underling epidermal nevus syndrome
A specific mutation known for causing cancer is also found to cause a skin condition in a young girl.
research Acquired smooth muscle hamartoma with sebaceous component
The patient has a rare skin condition that shows features of two known disorders.
research Keratosis follicularis spinulosa decalvans and acne keloidalis nuchae
A man with scalp and neck skin issues improved after a year of oral isotretinoin.
research Quisto matrical. Diagnósticos diferenciais.
The skin lesion was diagnosed as a matrical cyst with unusual features.
research Homozygous Dominant Missense Mutation in Keratin 17 Leads to Alopecia in Addition to Severe Pachyonychia Congenita
A specific gene mutation causes severe skin and nail issues and hair loss.
research Dermatopathia Pigmentosa Reticularis: Report of a New Cases and Literature Review
DPR can show different hair characteristics, as seen in two brothers with normal hair.
research Epidermal cyst containing numerous spherules of keratin
The cyst had unusual keratin spherules and resembled bone marrow.
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 DP18 A mimicker of melanoma on sun-exposed sites
Melanocytic matricoma can look like skin cancer but is usually harmless; surgery and follow-up are advised.
research Dermoscopy of a Congenital Pigmented Lesion: A Case of Supernumerary Nipple
A supernumerary nipple was correctly identified using dermoscopy, avoiding misdiagnosis.
research A Case of Proliferating Trichilemmal Cyst with Trichoepitheliomatous Change
A young woman had a rare scalp tumor usually found in older women.
research Trichoblastic Carcinoma
Trichoblastic carcinoma may be a distinct type of skin cancer different from basal cell carcinoma.
research Spiny keratoderma ‐ a demonstration of hair keratin and hair type keratinization
Spiny keratoderma may be ectopic hair formation on palms and soles.
research Seborrheic karatosis, a tumor of the infundibular and isthmus of hair follicles: Identification of hair sheath keratins and histopathological features suggesting hair follicle origin.
Seborrheic keratosis likely originates from the upper regions of hair follicles.
research Molecular pathology of skin adnexal tumours
New markers and pathways have been found in skin tumors, helping better understand and diagnose them.
research Trichostasis Spinulosa
The document found differences in lesion distribution and microscopic features among trichostasis spinulosa and similar skin conditions.
research LB1672 Senescent melanocytes in nevus skin stimulate hair growth
research [Nevoid bundle hairs].
Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
research Dermatopathia pigmentosa reticularis: A rare reticulate pigmentary disorder
Dermatopathia pigmentosa reticularis causes skin discoloration, hair loss, and nail problems.
research Activation of the OVOL1-OVOL2 Axis in the Hair Bulb and in Pilomatricoma
The genes OVOL1 and OVOL2 are important for hair growth and may be involved in a type of skin tumor.
research Sebaceous carcinoma arising at a chronic candidiasis skin lesion of a patient with keratitis-ichthyosis-deafness (KID) syndrome
A man with KID syndrome developed a rare cancer in a long-term skin infection.
research AUTOSOMAL DOMINANT INHERITANCE OF ALOPECIA CONGENITA WITH KERATOSIS PALMO-PLANTARIS
research Rare Diagnosis of a Proliferating Pilar Tumor in a Facial Hairline Cryst
The lump on a woman's scalp was a rare, potentially cancerous tumor from the hair follicle, not a common cyst.
research Atypical Congenital Triangular Alopecia (Brauer Nevus): Case Report and Review of Literature in Occipital and Mid-Frontal Localizations
The report concludes that atypical Brauer nevus is more common in males, present at birth, and often misdiagnosed due to its unusual scalp locations.
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 Acquired Hypertrichosis Lanuginosa: A Rare Cutaneous Paraneoplastic Syndrome
research Epithelial keratin and filaggrin expression in seborrheic keratosis: evaluation based on histopathological classification
Seborrheic keratosis shows varied cell differentiation, and keratin analysis helps diagnose skin tumors.
research Inverted follicular keratosis of the ear lobe masquerading as malignancy
Inverted follicular keratosis can look like cancer but is actually a harmless tumor.
research Dermoscopy of cutaneous adnexal tumours: a systematic review of the literature
Most cutaneous adnexal tumors examined were benign and resembled common skin tumors.