research Pilomatricoma with Florid Osseous Metaplasia: A Cytologist’s Perspective
A rare skin tumor with bone formation was successfully removed without recurrence.
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30-60 / 1000+ results research Analysis of proliferation, apoptosis and keratin expression in cultured normal and immortalized human buccal keratinocytes
SVpgC2a cells show abnormal growth and keratin changes, modeling early cancer development.
research Evidence of proliferative activity in human Merkel cells: implications in the histogenesis of Merkel cell carcinoma
research An unusual presentation of pilomatrixoma
A painless cheek lump was misdiagnosed but later identified as a rare benign skin lesion called pilomatrixoma.
research Rapidly growing hand nodule
A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
research Pathologic Quiz Case: A Nodule on the Back
The nodule on the woman's back was a benign hair follicle tumor, not cancer, but needed removal.
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 Residents’Corner: Multiple Pyogenic Granuloma-like Lesions Following Hair Transplantation
A man developed unusual growths after a hair transplant, which were treated successfully with no recurrence after a month.
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 Quisto matrical. Diagnósticos diferenciais.
The skin lesion was diagnosed as a matrical cyst with unusual features.
research Skin tumors with matrical differentiation: lessons from hair keratins, beta‐catenin and PHLDA ‐1 expression
Matrical tumors share a common growth mechanism involving the Wnt pathway and consistent PHLDA1 expression.
research Rippled‐pattern trichomatricoma
A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
research Salivary Gland Choristoma (Heterotopic Salivary Gland Tissue) on the Anterior Chest Wall of a Newborn
A newborn girl had a rare case of salivary gland tissue on her chest, which was safely removed.
research Multiple congenital smooth muscle hamartoma: A case report
Early and accurate diagnosis of congenital smooth muscle hamartomas is crucial to distinguish them from other conditions.
research Merkel Cells in Hyperplastic and Neoplastic Lesions of the Skin
Merkel cell increase is specific to certain skin diseases, not general skin growth.
research Barraquer–Simons syndrome with benign infundibulocystic proliferation
Pimozide treatment resolved cysts and partially restored cheek fat in a man with Barraquer–Simons syndrome.
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 Pyodermatitis vegetans associated with multiple myeloma
A skin condition called pyodermatitis vegetans was found in a patient with multiple myeloma for the first time.
research Fibrous Papule of the Face, Similar to Tuberous Sclerosis Complex-Associated Angiofibroma, Shows Activation of the Mammalian Target of Rapamycin Pathway: Evidence for a Novel Therapeutic Strategy?
Topical rapamycin may effectively treat fibrous papules on the face.
research Sarcoidosis in Polo Ponies: Case Study of Argentine-Cross Breeds
Argentine-cross polo ponies commonly develop sarcoid tumors with distinct types and histopathological features.
research S100A4/Nonmuscle Myosin IIA/p53 Axis Contributes to Aggressive Features in Ovarian High-Grade Serous Carcinoma
S100A4 promotes aggressive ovarian cancer and is a potential treatment target.
research Kinetic topographical heterogeneity in follicular thyroid neoplasms and growth patterns
Different growth patterns in thyroid tumors are influenced by where cell growth and death occur.
research Mitogen‐regulated protein/proliferin mRNA induction following single applications of tumor promoters to murine skin
mrp/plf-mRNA can indicate tumor-promoting effects in skin.
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 PILOMATRICOMA: A CASE REPORT AND INTRAORAL SURGICAL APPROACH
The report shows that a rare benign tumor was successfully removed from inside the mouth to avoid scarring on the face.
research Bullous pilomatrixoma: Without a “Shadow” of doubt – Role of ROSE and cytology
Fine needle aspiration with rapid on-site evaluation is useful for diagnosing pilomatrixoma.
research Acral lymphomatoid papulosis
A woman had a rare skin condition with recurring painful nodules that heal in 6 weeks, often without needing treatment.
research Cylindroma as Tumor of Hair Follicle Origin
Cylindromas likely originate from hair follicle stem cells, not sweat glands.
research Dermal Mass Aspirate from a Persian Cat
The Persian cat has a skin infection caused by a fungus, treatable with antifungal medication.
research Pilomatricoma in the neck of an adult male
A man had a non-cancerous neck tumor related to hair follicles removed with no return of the tumor.