research Clinicopathologic and molecular characterization of a series of sporadic trichoblastic neoplasms
Sporadic trichoblastic neoplasms generally don't recur or spread, with one case showing a specific genetic fusion.
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30-60 / 1000+ results 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 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 Feline lymphangiosarcoma – definitive identification using a lymphatic vascular marker
Lymphangiosarcoma was confirmed in cats with specific skin symptoms using a lymphatic marker.
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 Superficial angiomyxoma with trichofolliculoma
A rare benign tumor with hair follicle features was found on a man's trunk.
research Melanotrichoblastoma: A Histopathological Case Report of a Rare Pigmented Variant of Trichoblastoma
A rare pigmented skin tumor called melanotrichoblastoma was diagnosed in a 51-year-old woman.
research Folliculosebaceous Cystic Hamartoma with Spindle Cell Lipomatous and Neural Components
A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
research CUTANEOUS T-CELL LYMPHOMA WITH LYMPH NODE METASTASIS IN AN ADULT ADDAX (ADDAX NASOMACULATUS)
An addax had skin cancer that spread to lymph nodes and was euthanized.
research Phylloid terminal hair nevus: A unique clinical entity
A baby had a unique skin condition with a pale patch and surrounding dark hairs, not linked to other health issues.
research Giant pigmented tumour of the scalp—a diffuse neurofibroma or a congenital naevus showing neurofibromatous changes? Immunohistochemical and electron microscopic studies
The tumor likely shows dual neural crest differentiation.
research Dermoscopy of an osteonevus of N anta
Dermoscopy helps diagnose unusual skin lesions like osteonevus of Nanta and can prevent misdiagnosis of serious conditions.
research Lymphocytic mural folliculitis and pancreatic carcinoma in a cat
Lymphocytic mural folliculitis in cats might be an early sign of pancreatic cancer.
research An unusual variant of granulomatous adnexotropic cutaneous T-cell lymphoma
A rare type of skin lymphoma was identified, affecting hair follicles and sweat glands.
research Mucocutaneous Manifestations of Endocrine Disorders
Skin symptoms can indicate endocrine disorders and have various treatments.
research Molecular pathology of skin adnexal tumours
New markers and pathways have been found in skin tumors, helping better understand and diagnose them.
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 Gutartige epitheliale Neubildungen in der Haut des Hundes
Benign epithelial tumors in dogs don't spread or become cancerous.
research Recurrent pruritic polymorphic lesions associated with weight loss
A man with itchy skin lesions and weight loss was diagnosed with a rare skin condition linked to a pancreatic tumor.
research Eccrine angiomatous hamartoma
The girl's skin condition is benign but challenging to treat due to its size and location.
research Nevus lipomatosus cutaneous superficialis with folliculosebaceous cystic hamartoma
A rare skin growth was successfully removed without recurrence after one year.
research Necrobiosis Lipoidica
Necrobiosis lipoidica may need new criteria for accurate diagnosis due to similarities with another condition.
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 Multiple desmoplastic trichoepitheliomas with ossification and cholesterol deposition
A man had rare skin tumors with bone formation and cholesterol deposits.
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 Pseudoxanthoma Elasticum: Progress in Research Toward Treatment: Summary of the 2012 PXE International Research Meeting
Significant progress was made in understanding PXE, but effective treatments are still needed.
research Quisto matrical. Diagnósticos diferenciais.
The skin lesion was diagnosed as a matrical cyst with unusual features.
research No mucosal involvement in a patient with paraneoplastic pemphigus associated with thymoma and myasthenia gravis
The patient had paraneoplastic pemphigus without mucosal involvement.
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 Ectopic acanthosis nigricans at a post-syndactyly surgical site: An unusual reactive epidermal phenomenon
Ectopic acanthosis nigricans can occur at surgical sites due to skin graft mismatches.