Results 51 to 60 of about 5,197,064 (280)

An Unusual Case of Cutaneous Langerhans Cell Sarcoma Lacking S100 Expression: A Case Report and Review of the Literature

open access: yesJournal of Cutaneous Pathology, EarlyView.
ABSTRACT Langerhans cell sarcoma (LCS) is a rare neoplastic proliferation of Langerhans cell with aggressive clinical behavior and involves multiple organ systems, including the skin. LCS is characterized by marked cytologic atypia, frequent mitoses including atypical ones, and expression of CD1a, S100, and langerin (CD207).
Randa Obid   +8 more
wiley   +1 more source

Sex‐dimorphic gene regulation in murine macrophages across niches

open access: yesImmunology &Cell Biology, EarlyView.
In this study, we perform a meta‐analysis of new and publicly available RNA‐seq datasets from male and female mouse macrophages across eight niches to identify conserved sex‐dimorphic gene expression patterns. We found that three sex chromosome‐linked genes are always differentially expressed between males and females: Ddx3y, Eif2s3y and Xist. However,
Cassandra J McGill   +4 more
wiley   +1 more source

Primary oral manifestation of Langerhans cell histiocytosis refractory to conventional therapy but susceptible to BRAF-specific treatment: a case report and review of the literature [PDF]

open access: yes, 2019
Langerhans cell histiocytosis (LCH) is a diagnostic and therapeutic challenge. We report on a rare case of its primary oral manifestation that was treated successfully with the BRAF-specific agent, vemurafenib, after insufficient standard LCH treatment ...
Beck-Broichsitter, Benedicta   +8 more
core   +1 more source

Cancer incidence and stage at diagnosis in children and adolescents in the Community of Madrid, 2015–2018

open access: yesPaediatric and Perinatal Epidemiology, EarlyView.
Abstract Background Cancer is the leading cause of death in children aged 1–14 and the second in 15‐19‐year‐old adolescents in Spain. The Paediatric Population‐Based Cancer Registry of the Community of Madrid was created to monitor its incidence and survival.
Raquel López‐González   +5 more
wiley   +1 more source

Diagnosis of Rosai-Dorfman Disease by Fine Needle Aspiration Cytology in a Case with Cervical Lymphadenopathy and Nasal Mass [PDF]

open access: yes, 2011
We report a case of Rosai-Dorfman Disease, a rare non neoplastic proliferative disorder of the cells of macrophage-histiocyte family, in a case with cervical lymphadenopathy and nasal mass diagnosed by fine needle aspiration ...
Jena, M
core   +1 more source

Changes in multi‐gene cancer panels for children: A 4‐year retrospective review

open access: yesJournal of Genetic Counseling, Volume 34, Issue 4, August 2025.
Abstract The multi‐gene panel is the most utilized genetic test to evaluate for germline cancer predisposition syndromes. However, the rate of change of commercial multigene panels is not well understood, and its value as a standalone test has also not been investigated.
Elise G. Williams   +4 more
wiley   +1 more source

Oral manifestion of Langerhans cell histiocytosis mimicking inflammation

open access: yesIndian Journal of Dental Research, 2014
Langerhans cell histiocytosis (LCH) is a rare idiopathic disease characterized by the clonal proliferation of Langerhans cells. LCH affects five children per million population. The peak incidence is from 1 to 4 years of age.
K S Divya
doaj   +1 more source

Trapdoor Procedure for Benign Bone Lesions in the Femoral Head of Skeletally Immature Children

open access: yesOrthopaedic Surgery, Volume 17, Issue 7, Page 2183-2192, July 2025.
This finding of this study suggests that the trapdoor procedure for bone lesions of the femoral head is a safe and effective technique to completely remove the tumors. ABSTRACT Objective Benign bone lesions involving the femoral head are common in pediatric populations but pose significant challenges due to anatomical complexity and the need to ...
Qichao Ma   +6 more
wiley   +1 more source

Langerhans´cell histiocytosis [PDF]

open access: yes, 2014
La histiocitosis de células de Langerhans (HCL), anteriormente conocida como histiocitosis X, es una enfermedad poco frecuente caracterizada por la acumulación y proliferación de histiocitos, eosinófilos y células de Langerhans, con inclusión de gránulos
Casanovas, A., Elena, G., Rosso, Diego
core   +1 more source

Multisystem Langerhans cell histiocytosis: Literature review and case report

open access: yesRadiology Case Reports, 2022
Langerhans cell histiocytosis (LCH) refers to a group of diseases of unknown etiology, typically discovered in childhood, characterized by the accumulation of Langerhans cells (white blood cells with large cell nuclei that may contain cytoplasmic ...
Cung-Van Cong, MD, PhD   +2 more
doaj  

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