research Pilomatrixoma of the Forearm in an Elderly Male
Pilomatrixoma should be considered for nodular lesions in adults.
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research Ductal breast cancer in a male patient
An 86-year-old man with prostate cancer was diagnosed with a rare, low-grade breast cancer and underwent surgery but declined additional hormone therapy.
research Proliferating Hybrid Follicular Tumor
A unique type of complex cyst was found on a man's scrotum.
research SUN-115 Leydig Cell Tumor: A Rare Cause of Hyperandrogenism
Leydig cell tumors in the ovary can cause high testosterone and male traits in postmenopausal women but are treatable with surgery.
research An ovarian Leydig cell tumor of ultrasound negative in a postmenopausal woman with hirsutism and hyperandrogenism
A postmenopausal woman's hirsutism and high testosterone levels improved after surgery for an ovarian tumor not seen on ultrasound.
research 157 Analysis of the hybrid schwannoma and neurofibroma including a case report of schwannomatosis caused by a mutation in the LZTR1 gene
Some people with schwannomatosis have a new type of mutation in the LZTR1 gene.
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 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 Quisto matrical. Diagnósticos diferenciais.
The skin lesion was diagnosed as a matrical cyst with unusual features.
research Cutaneous Neoplasms in Myotonic Dystrophy Type 1
People with myotonic dystrophy type 1 tend to develop basal cell carcinoma at a younger age but not more frequently than others.
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 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 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 MON-336 Ovaries Reveal Their Inner Testes
A woman's severe male-like symptoms were caused by a rare, benign tumor in her ovary that produced male hormones.
research 874 Mesothelioma of the Tunica Vaginalis Testis: A Clinicopathologic Study of 14 Patients with Evaluation of Markers of Mesothelial Malignancy
Mesothelioma of the tunica vaginalis testis is rare, often high-grade, and has a median survival of about 24 months.
research Desmoplastic tricholemmoma in a dog
A dog had a rare skin tumor called desmoplastic tricholemmoma.
research An unusual circulating steroid profile in a virilized postmenopausal woman
A 68-year-old woman developed male traits due to a tumor in her ovary, which was removed, returning her hormone levels to normal.
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 Multiple desmoplastic trichoepitheliomas with ossification and cholesterol deposition
A man had rare skin tumors with bone formation and cholesterol deposits.
research Pilomatricoma with Florid Osseous Metaplasia: A Cytologist’s Perspective
A rare skin tumor with bone formation was successfully removed without recurrence.
research Tricholemmoma and tricholemmal carcinoma and Cowden syndrome
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
research Ovarian Hilus Cell Hyperplasia and Sertoli-Leydig Cell Tumor in a Patient with Postmenopausal Virilization: a Rare Case Report
A woman's male-like physical changes were caused by two rare ovarian conditions.
research Trichofolliculoma Showing Perineural Invasion
Trichofolliculomas can sometimes be more aggressive than thought.
research Gomez–Lopez-Hernandez Syndrome: Two New Cases and Review of the Literature
The document adds two cases of Gomez-Lopez-Hernandez syndrome and suggests including trigeminal anesthesia and scalp alopecia as key diagnostic criteria.
research SAT367 A Rare Case of Ovarian Cellular Fibroma Producing Testosterone
A woman's ovarian fibroma caused high testosterone levels, which normalized after surgery.
research Finasteride-related Leydig cell tumour: report of a case and literature review
Finasteride use may be linked to rare testicular tumor, but more research needed.
research Hyperprogesteronemia associated with Sertoli cell tumor and alopecia in a dog
Castration helped a dog with a tumor and hair loss by normalizing hormone levels and regrowing hair.
research Discrimination of Dysplastic Nevi from Common Melanocytic Nevi by Cellular and Molecular Criteria
Dysplastic nevi have unique gene expressions, making them distinct from common melanocytic nevi.
research Dihydrotestosterone Induces Proliferation, Migration, and Invasion of Human Glioblastoma Cell Lines
Dihydrotestosterone increases growth and spread of human brain cancer cells, and blocking its formation might help treat this cancer.
research Virilization in a postmenopausal woman: Ovarian Leydig cell tumor
A postmenopausal woman's virilization was caused by a rare ovarian tumor that was hard to detect but was successfully treated with surgery.