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.
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390-420 / 1000+ resultsresearch Chemotherapy for children with medulloblastoma
Chemotherapy may help with survival in children with medulloblastoma, but more research is needed.
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 Four Closure
Certain astrocytes can protect the brain and improve recovery after a stroke, and a hair loss drug might reduce cancer spread.
research ODP537 A 1.6cm Androgen Secreting Ovarian Leydig Cell Tumor Evades Detection on Multiple Imaging Modalities
A woman's small ovarian tumor causing high androgen levels was missed by several scans but found during surgery.
research Retiform Sertoli-Leydig Cell Ovarian Tumour Presenting with Psammoma Bodies: A Rare Case Report
A rare ovarian tumor was successfully treated with surgery and chemotherapy.
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 appearance of trichilemmal cyst: a case report with review of the literature
A man's neck lump was a trichilemmal cyst, not cancer, and should be fully removed due to rare risk of becoming malignant.
research Basal cell carcinomas in mice arise from hair follicle stem cells and multiple epithelial progenitor populations
Basal cell carcinomas in mice can start from hair follicle stem cells and other skin cell types, depending on signaling levels.
research Stroke Recovery
Transplanted human Olig2+ astroglia may help improve learning and memory after a stroke.
research Leptomeningeal angiomatosis accompanied by hair follicle nevus
A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
research Presentation of a meningioma in a transwoman after nine years of cyproterone acetate and estradiol intake: case report and literature review
A transwoman developed a brain tumor after nine years of hormone therapy, suggesting a possible link between the treatment and tumor development.
research Le mélanome malin bilatéral de l'uvée
Apoptosis in hair follicles spreads through cell death signals, with stem cells slowing the process.
research Hyperandrogenism in a Postmenopausal Woman Secondary to Testosterone Secreting Ovarian Stromal Tumor with Acoustic Schwannoma
A 63-year-old woman's male-like symptoms were caused by a rare testosterone-producing ovarian tumor, treated by removing her ovaries and fallopian tubes.
research Proliferating Giant Pilomatrixoma: A Case Report
Recognizing and fully removing giant pilomatrixomas is crucial to prevent them from becoming cancerous.
research Primary Vitreoretinal Lymphoma Presenting Solely with Asymptomatic Peripheral Drusenoid Lesions
Older patients with new retinal lesions may have cancer, and local radiation might not stop it from spreading.
research Pilomatricoma in the Infraorbital Region
Pilomatricoma is a rare, harmless skin lump that needs accurate diagnosis and timely treatment.
research Aggressive Squamous Carcinomas of the Scalp
Some aggressive scalp cancers are hard to treat and can be deadly, even when removed with specialized surgery.
research Primary cutaneous diffuse large B‑cell lymphoma of the scalp: A case report and brief review of the literature
Lymphoma should be considered in unusual scalp hair loss cases, as treatment can work but may lead to severe complications.
research Utility of GLI1 RNA Chromogenic in Situ Hybridization in Distinguishing Basal Cell Carcinoma From Histopathologic Mimics
GLI1 RNA CISH effectively identifies basal cell carcinoma but is less specific for benign follicular tumors.
research Congenital cutaneous lymphadenoma
An 8-year-old girl had a rare, benign skin tumor on her forehead.
research Ovarian Leydig cell tumor in a post-menopausal patient with severe hyperandrogenism
An 81-year-old woman's severe male hormone symptoms were caused by an ovarian tumor, which was treated with surgery.
research Ovarian Hemangioma With Stromal Luteinization
The removed ovarian tumor was a rare type of blood vessel tumor that improved the patient's symptoms and hormone levels after surgery.
research A Rare Case of Cutis Verticis Gyrata with Underlying Cerebriform Intradermal Nevus
A patient with a scalp condition and benign skin tumor experienced hair loss and did not improve with treatment, choosing not to have surgery despite a small cancer risk.
research Leydig cell ovarian tumour: a rare cause of hyperandrogenism
Leydig cell tumors can cause high testosterone in women and are treated by removing the ovaries.
research Spatial transcriptomics of a giant pilomatricoma
The analysis of a large pilomatricoma revealed five distinct areas with different gene activity related to hair growth and tumor development.
research THU646 Postmenopausal Hyperandrogenism Secondary To Ovarian Leydig Cell Tumor
A woman's increased facial hair and hair loss were caused by a rare ovarian tumor, cured by surgery.
research Primary vitreoretinal lymphoma masquerading as refractory uveitis—just go with the flow
Early and accurate diagnosis of primary vitreoretinal lymphoma is crucial to prevent serious complications.
research [Androgenic alopecia revealing an androgen secreting ovarian tumor].
An 80-year-old woman's severe hair loss was caused by a hormone-secreting ovarian tumor.
research 9243 Postmenopausal Hyperandrogenism due to Rare Ovarian Tumor
A rare ovarian tumor caused high testosterone in a postmenopausal woman, resolved by surgery.