research Canine and Feline Cutaneous Lymphocytosis: Reactive Process or Indolent Neoplastic Disease?
Cats likely have a reactive skin condition, while dogs may have a more complex, possibly cancerous one.
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research Acral lymphomatoid papulosis
A woman had a rare skin condition with recurring painful nodules that heal in 6 weeks, often without needing treatment.
research LB1601 Dermatomyositis-related panniculitis of the neck
A woman with dermatomyositis improved after treatment for neck panniculitis, suggesting similar treatment for related conditions.
research Tumour regression predicts higher risk of sentinel node involvement in thin cutaneous melanomas
Shrinking skin cancer increases the chance of cancer in nearby lymph nodes.
research Single-cell sequencing combined with spatial transcriptomics reveals the characteristics of follicle-targeted inflammation patterns in primary cicatricial alopecia
Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.
research Tertiary Lymphoid Organs at the Center Stage of Skin's Humoral Immunity
The skin can independently form immune responses through special structures, offering new ways to treat skin diseases.
research Folliculotropic mycosis fungoides complicated by eosinophilia: a case report
A man's skin condition was misdiagnosed and later identified as a rare type of skin cancer, which did not improve with treatment.
research Folliculotropic Mycosis Fungoides: Update on Diagnosis, Clinicopathological Stage, and Management
Folliculotropic Mycosis Fungoides requires stage-based treatment, with early stages using skin therapies and advanced stages needing aggressive treatments.
research Controversial Concepts
The author now believes tricholemmal carcinoma is a rare type of infundibular squamous cell carcinoma and more research is needed on these tumors.
research Basement membrane changes in lichen planopilaris
Basement membrane changes in lichen planopilaris cause scarring and permanent hair loss.
research Lichen planopilaris versus frontal fibrosing alopecia: histopathologically distinct diseases or not?
Lichen planopilaris and frontal fibrosing alopecia are likely distinct diseases with different tissue involvement.
research Tinea favosa: psoriasiform favus in bindi area of an adult
An adult had a rare scalp infection in the forehead area, treated successfully with itraconazole.
research A Case Report of Discoid Lupus Erythematosus Mimicking Skin Infection
Discoid lupus erythematosus can be mistaken for a skin infection, complicating diagnosis and treatment.
research Methotrexate-associated lymphoproliferative disorder: Sequential development of angioimmunoblastic T-cell lymphoma-like lymphoproliferation in the lymph nodes and diffuse large B-cell lymphoma in the skin in the same patient
Stopping methotrexate might reverse lymphoma-like conditions in some patients.
research Author response: Involvement of ILC1-like innate lymphocytes in human autoimmunity, lessons from alopecia areata
ILC1-like cells may contribute to hair loss in alopecia areata.
research Follicular and perforating disorders
Examining many sections is key to correctly diagnosing hair follicle disorders.
research From Misdiagnosis to Targeted Therapy: A Case Report of Folliculitis Decalvans and Lichen Planopilaris Phenotypic Spectrum
Accurate diagnosis is crucial for effective treatment of similar hair loss conditions.
research 422 Human hair follicles express PD-L1, whose expression is down-regulated by EGFR and MEK inhibitors ex vivo. A potential mechanism for EGFR inhibitor induced sterile folliculitis
EGFR and MEK inhibitors reduce PD-L1 in hair follicles, possibly causing inflammation.
research Is female-pattern hair loss an autoimmune-like disorder? Unveiling the “silent” inflammation
Female-pattern hair loss may involve an autoimmune-like process, suggesting new treatment options.
research Avaliação de alterações estruturais envolvendo o surgimento de tecido adiposo em localizações anômalas e o deslocamento de glândulas crinas em três alopecias cicatriciais primárias linfocíticas
Adipose tissue and eccrine gland displacement are common in certain alopecias but don't help differentiate between them.
research Understanding fibrosing alopecia in a pattern distribution: a retrospective study with histological challenges in the diagnosis of diffuse central alopecia
Fibrosing alopecia can be diagnosed without typical signs of lichen planopilaris.
research Immunohistochemical analysis of T-cell subsets in the inflammatory infiltrates of alopecia areata and its comparison with androgenetic alopecia
T-cell patterns in skin help distinguish alopecia areata from androgenetic alopecia.
research Folliculotropic mycosis fungoides masquerading as alopecia areata
Folliculotropic mycosis fungoides can look like alopecia areata.
research Diffuse alopecia of the scalp in borderline-lepromatous leprosy in an Indian patient
A neglected leprosy treatment led to rare scalp hair loss in an Indian woman, which improved with proper medication.
research 808 Lichen planus single cell and spatial profiling of cutaneous lichen planus treated with baricitinib
research A case of scarring alopecia with Kikuchi–Fujimoto disease
Kikuchi–Fujimoto disease can cause scarring alopecia and should be considered in diagnosis.
research 067 BELCOMID: BELgian Cohort study of COVID-19 in Immune Mediated Inflammatory Diseases
COVID-19 infection rates were low in patients with immune diseases, regardless of their treatment type.
research Follicular induction and CK20+ Merkel cells overlying cutaneous focal mucinosis
Some skin growths with mucin can form hair follicles and resemble skin cancer, but a special stain can help tell them apart.
research Eosinophilic pustular folliculitis (Ofuji’s disease) without macroscopic pustules
EPF can occur without visible pustules.
research RANKL Induces Organized Lymph Node Growth by Stromal Cell Proliferation
RANKL causes lymph nodes to grow by making certain cells multiply.