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This report describes three cases of feline exudative dermatitis in neutered European cats, associated with lymphangiosarcoma, confirmed by histopathological and ultrastructural findings.

This guideline reviews the diagnosis and treatment of malignant cutaneous angiosarcomas, highlighting the complexity of treatment and the importance of early detection despite non-specific clinical presentations.

This case study reported on a 72-year-old woman initially diagnosed with inflammatory alopecia, later identified as having angiosarcoma of the scalp, revealing the importance of considering unexpected malignancies during evaluation of suspected inflammatory alopecia cases.

This report on a case of cutaneous lymphomatoid granulomatosis underscores the pivotal role dermatologists have in its early diagnosis, which could potentially improve the otherwise poor prognosis.

A man with both skin lesions and lung cancer improved quickly with chemotherapy, suggesting the skin condition might be a reaction to immune system injury.

This case study reports an unusual presentation of primary cutaneous diffuse large B-cell lymphoma–leg type occurring on the upper lip of an 81-year-old woman, highlighting the need for timely recognition of atypical manifestations.

This case study speculates on a potential link between angiosarcoma and hair follicle miniaturization-induced alopecia in an elderly woman, suggesting possible directions for new treatment research.

This case report details a 31-year-old woman with a subcutaneous nodule on her hand characterized by necrosis and lymphocytic infiltrate.

This case report presents the first documented instance of basal cell carcinoma and cutaneous leiomyosarcoma occurring as a collision neoplasm in the same biopsy specimen.

In this case study, a transition to the MEK inhibitor trametinib successfully stabilized disease and reduced toxicity in a patient with refractory kaposiform lymphangiomatosis after prolonged sirolimus and steroid treatment.

This study presents the first reported case of a collision tumor consisting of basal cell carcinoma and cutaneous leiomyosarcoma, emphasizing the need for pathologists to recognize such combinations.

This study suggests that cutaneous lymphadenoma is a distinct benign lymphoepithelial tumor characterized by androgen receptor expression, hair follicle stem cell markers, and common EGFR gene mutations.

In this case report, lichen myxedematosus associated with hepatocellular carcinoma showed progressive improvement in skin lesions without further treatment following tumor resection.

This study reported that acquired ichthyosis and hair changes in a 70-year-old woman with leiomyosarcoma resolved after the surgical removal of the tumor.

In this case study, a 23-year-old man initially suspected of having minoxidil-induced pericarditis was ultimately diagnosed with cardiac angiosarcoma, highlighting the need to consider malignancy in cases of recurrent pericarditis in young adults.

This case report describes a 70-year-old woman whose acquired ichthyosis resolved and darker hair regrew after removing a leiomyosarcoma, highlighting a possible association between the two conditions.

In this case report, researchers observed that local radiation therapy to the orbits may not be sufficient to halt progression of new retinal lesions in older patients, even when the disease initially appears confined to the intraocular space.

This case report documents only the second known instance of congenital lymphadenoma, expanding the diagnostic possibilities for cutaneous lymphoepithelial tumors in children.

This case report describes a rare occurrence of primary cutaneous diffuse large B-cell lymphoma, not otherwise specified (PCDLBCL-NOS) on the scalp of a 45-year-old female, highlighting its unusual presentation and the initial treatment response but also noting severe subsequent complications.

This article describes a rare case of syringolymphoid hyperplasia with alopecia and anhidrosis in a female patient, emphasizing challenges in diagnosis and treatment unresponsiveness despite the condition's link to mycosis fungoides.

In a mouse model, this study found that LAM/TSC cells invaded the uterus and increased angiogenesis, while anti-EGFR antibody and rapamycin effectively reduced cell presence and blood vessel proliferation.

This case report discusses a patient with VHL-associated paraganglioma, highlighting the importance of genetic testing and monitoring in those with VHL disease, due to high mutation penetrance and associated risks.

This letter discusses how differentiating features in clinical and radiological findings can help distinguish pulmonary Langerhans cell histiocytosis and Birt-Hogg-Dube syndrome from lymphangioleiomyomatosis, noting overlapping symptoms but specific distinctive traits.

An elderly woman's swollen, painful foot was found to be caused by a rare type of bone lymphoma, which improved with radiation treatment.

This case report highlights the importance of suspecting underlying malignancy, such as Hodgkin's lymphoma, in patients with diffuse hair loss and other cutaneous symptoms.

This article presents a case of primary adrenal localization of non-Hodgkin's lymphoma in a 70-year-old woman, detailing her diagnosis and treatment, with no signs of recurrent disease after polychemotherapy and radiotherapy.

This case report describes a 36-year-old woman with hidradenitis suppurativa whose condition progressed to rapidly fatal squamous cell carcinoma, highlighting the potential for aggressive tumor development linked to specific protein markers.

This case report describes a 33-year-old woman with long-standing scalp issues and hair loss, revealing an unusual connection to past melanoma, but it presents no new research results.

This case report describes a rare coexistence of primary subcutaneous panniculitis-like T-cell lymphoma and lupus panniculitis in a 20-year-old Moroccan woman, highlighting the importance of repeated biopsies for accurate diagnosis in resistant cases.

A 72-year-old man was diagnosed with a rare skin form of Rosai-Dorfman disease after years of misdiagnosis.