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.
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90-120 / 1000+ resultsresearch Pathologic Quiz Case: A Cutaneous Nodule on the Left Temple
The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
research Cutaneous Lymphadenoma Is a Distinct Trichoblastoma-like Lymphoepithelial Tumor With Diffuse Androgen Receptor Immunoreactivity, Notch1 Ligand in Reed-Sternberg–like Cells, and Common EGFR Somatic Mutations
Cutaneous Lymphadenoma is a unique skin tumor with specific protein markers and common gene mutations that may cause continuous cell growth.
research Trichoblastic Carcinoma
Trichoblastic carcinoma may be a distinct type of skin cancer different from basal cell carcinoma.
research Multiple pigmentierte Basaliome im Capillitium bei Myotonia dystrophia Curschmann-Steinert
A woman with myotonic dystrophy had multiple skin tumors on her scalp, suggesting a genetic link.
research 311 Single-cell transcriptomics reveals distinct molecular programs in folliculotropic mycosis fungoides
Folliculotropic mycosis fungoides has unique molecular features and cell interactions that could guide targeted therapy.
research Cytokeratin expression in trichoblastic fibroma (small nodular type trichoblastoma), trichoepithelioma and basal cell carcinoma
Trichoblastic fibroma and basal cell carcinoma are similar but different from trichoepithelioma.
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 5a Trichoepithelioma
Trichoepithelioma and desmoplastic trichoepithelioma have distinct features that can be identified using reflectance confocal microscopy.
research Desmoplastic tricholemmoma in a dog
A dog had a rare skin tumor called desmoplastic tricholemmoma.
research Generalized trichoepitheliomas with alopecia and myasthenia gravis: Clinicopathologic and immunohistochemical study and comparison with classic and desmoplastic trichoepithelioma
Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
research Folliculotropic CD8+ mycosis fungoides associated with diffuse mucosal involvement
A rare type of skin cancer with mucosal involvement was partially treated but eventually relapsed.
research Cytokeratins as Markers of Follicular Differentiation
TB and BCC tumors show similar follicular differentiation patterns.
research Ultrastructural Resemblance of Basal Cell Epithelioma to Primary Epithelial Germ
Basal cell epithelioma resembles fetal hair follicles, not adult or fetal skin.
research Coexistence of a Basal Cell Carcinoma and Leiomyosarcoma
A rare case showed basal cell carcinoma and leiomyosarcoma coexisting, needing careful diagnosis and treatment.
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 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 Trichoblastomas derived from the facial skin with tactile hair in aged house musk shrews (Suncus murinus)
Trichoblastomas in aged house musk shrews show unique features and may involve serum amyloid A in inflammation.
research Malignant Melanoma and Its Stromal Nonimmune Microecosystem
The surrounding tissue plays a crucial role in the growth and spread of skin cancer.
research Folliculotropic mycosis fungoides with central nervous system involvement: Demonstration of tumor clonality in intrafollicular T cells using laser capture microdissection
Folliculotropic mycosis fungoides can affect the central nervous system in advanced stages.
research Normolipemic xanthoma associated with folliculotropic mycosis fungoides
A man with a type of skin lymphoma had unusual yellowish skin growths despite normal blood lipid levels, and treatment reduced some symptoms but not the growths.
research Folliculotropic Mycosis Fungoides with Skewed T-cell Receptor CDR3 Motif: Suggestive of Lipid-antigen Selection?
Lipid-antigen stimulation may play a role in folliculotropic mycosis fungoides.
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 Sox9 expression in canine epithelial skin tumors
Sox9 is present in most canine skin tumors and may help understand stem cells' role in these cancers.
research Oligosecretory multiple myeloma: Unusual presentation of a rare clinical disease
A woman with a rare form of multiple myeloma had a headache and a skull mass, which led to her diagnosis after tests and a biopsy.
research Hair Matrix Cyst
Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
research Evidence that mirex promotes a unique population of epidermal cells that cannot be distinguished by their mutant Ha-ras genotype
Mirex seems to promote a unique group of skin cells different from those affected by another tumor promoter, TPA.
research Distinct expression profile of stem cell markers, LGR5 and LGR6, in basaloid skin tumors
LGR5 and LGR6 are expressed differently in various skin tumors, which may offer clues about their origins.
research Pilomatricoma with Florid Osseous Metaplasia: A Cytologist’s Perspective
A rare skin tumor with bone formation was successfully removed without recurrence.
research Case of follicular mucinosis: Nestin‐expression in mucin‐producing cells
A 29-year-old man had a jaw plaque diagnosed as follicular mucinosis, linked to nestin-positive hair follicle stem cells.