research Trichodysplasia spinulosa: A benign adnexal proliferation with follicular differentiation associated with polyomavirus
Trichodysplasia spinulosa is a rare skin condition caused by a virus, treatable with antiviral medication.
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30-60 / 1000+ resultsresearch Inhibition of CCAAT/Enhancer Binding Protein Family DNA Binding in Mouse Epidermis Prevents and Regresses Papillomas
Blocking certain proteins in mouse skin can reduce and shrink skin tumors.
research Cutaneous Tumours of Pilar Origin with Associated Syndromes
Some skin tumors from hair follicles and glands can be linked to genetic syndromes and may be benign or malignant.
research Pathologic Quiz Case: A 69-Year-Old Man With a Brown-Black Facial Papule
A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
research Solitary papule with central crater in a young man: Dermoscopy picks the clue
A young man's cheek papule was identified as a benign hair follicle tumor using a skin surface microscope.
research Trichofolliculoma: a rare variant of hair follicle hamartoma
Trichofolliculoma is a rare skin bump on the face or scalp.
research Pilomatricoma arising at a BCG vaccination site
A benign tumor developed at a girl's BCG vaccination site, not previously linked to the vaccine.
research Parotid pilomatricoma: a case presentation and literature review
A patient's rare benign tumor in the neck was removed successfully with proper function of the facial nerve maintained.
research Pilomatricoma with Florid Osseous Metaplasia: A Cytologist’s Perspective
A rare skin tumor with bone formation was successfully removed without recurrence.
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 Severe follicular hyperplasia and spontaneous papilloma formation in transgenic mice expressing theneu oncogene under the control of the bovine keratin 5 promoter
ErbB2 signaling is crucial for skin cell growth and cancer development in mice.
research Expression of E6 and E7 papillomavirus oncogenes in the outer root sheath of hair follicles extends the growth phase and bypasses resting at telogen.
E6/E7 oncogenes in hair follicles cause continuous hair growth by skipping the resting phase.
research Human papillomavirus 60-positive epidermal cyst and wart at a nonpalmoplantar location
HPV 60 may cause cysts and warts on the face, not just hands and feet.
research Bilateral madarosis due to papular mucinosis
Papular mucinosis can cause eyebrow hair loss, but treatment can lead to regrowth.
research Unilateral keratosis pilaris atrophicans faciei mimicking follicular mucinosis
A 19-year-old man had a rare skin condition on one side of his face that looked like another skin disease.
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 MmuPV1 infection and tumor development of T cell-deficient mice is prevented by passively transferred hyperimmune sera from normal congenic mice immunized with MmuPV1 virus-like particles (VLPs)
Giving immune serum from vaccinated mice to mice without T cells prevents infection and tumor growth.
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.
research Multiple follicular abnormalities in a 1‐year old cat consistent with basaloid follicular hamartomas
A one-year-old cat had multiple benign skin tumors similar to those known in humans.
research Expression of type I hair keratins in follicular tumours
Pilomatrixomas likely originate from the hair matrix due to changes in hair keratin expression.
research Hand Pilomatrixoma: A Rare Localization
A rare hair follicle tumor in the hand was successfully removed with no return after four years.
research 137 Loss of myeloid Mcpip1 suppresses hair growth and development of epidermal papilloma of the skin
Removing MCPIP1 from myeloid cells in mice leads to hair loss and prevents skin tumors but causes pigmented spots.
research Tricholemmoma and tricholemmal carcinoma and Cowden syndrome
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
research Trichodysplasia spinulosa associated with chemotherapy for acute lymphocytic leukaemia
Two boys developed a viral skin infection during chemotherapy, which resolved with improved immune function.
research Tumors of the follicular infundibulum
Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
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 Cystic panfolliculoma of the conchal bowl
Cystic panfolliculoma is a rare, harmless tumor that can be confused with other skin tumors.
research Follicular Hybrid Cyst With Isthmic-Catagen, Pilomatrical, and Syringocystadenoma Papilliferum Components
A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
research On the Regulation of Hair Keratin Expression: Lessons from Studies in Pilomatricomas
research Nevus psiloliparus: Newly described histopathological features from transverse sections
Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.