Results 71 to 80 of about 5,266 (225)

Tissue‐Resident Myeloid and Histiocytic Cells in Health and Disease: Novel Emerging Concepts

open access: yesAmerican Journal of Hematology, Volume 100, Issue 12, Page 2305-2319, December 2025.
ABSTRACT Although all myeloid cells are considered to derive from hematopoietic stem cells, the cells in each myeloid lineage are heterogeneous populations, and their distribution and functions vary, depending on underlying physiologic and pathologic processes, age, sex, and genetic and epigenetic signatures.
Peter Valent   +27 more
wiley   +1 more source

Homonymous Superior Quadrantanopia due to Erdheim-Chester Disease with Asymptomatic Pituitary Involvement

open access: yesCase Reports in Neurological Medicine, 2017
Polyostotic sclerosing histiocytosis, also known as Erdheim-Chester disease (ECD), is a rare form of non-Langerhans histiocytosis. ECD has wide clinical spectrums which mainly affect skeletal, neurological, dermatological, retroperitoneal, cardiac, and ...
Roaa Ridha Amer   +2 more
doaj   +1 more source

Case for diagnosis [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2014
Cutaneous Rosai-Dorfman disease is a rare, lymphoproliferative disease. It is benign and self-limited, only involves skin and subcutaneous tissue and typically occurs as histiocyte-rich inflammatory infiltrates, manifesting as erythematous to brown ...
Han Ma   +4 more
doaj   +1 more source

Primary intraosseous meningioma: an osteosclerotic bone tumour mimicking malignancy [PDF]

open access: yes, 2016
BACKGROUND: Sclerotic tumours of the calvarial bones are rare and may be due to primary and secondary bone tumours as well as extradural tumours of meningeal origin. CASE PRESENTATION: We report a case of primary intraosseous meningioma (PIM) which arose
M. Vlychou   +3 more
core   +1 more source

Skull Base Langerhans Cell Histiocytosis with Diabetes Insipidus and Panhypopituitarism- A Rare Clinical Entity

open access: yesBengal Journal of Otolaryngology and Head Neck Surgery, 2017
Introduction A case of Langerhans cell histiocytosis (LGH) involving extensive area of base of skull resulting in panhypopituitarism and diabetes insipidus (DI) is reported.
Anirban Ghosh   +2 more
doaj   +3 more sources

Langerhans cell histiocytosis of the sphenoid sinus: a case report

open access: yesThe Turkish Journal of Pediatrics, 2010
Langerhans cell histiocytosis (LCH), previously known as histiocytosis X, is a rare disorder characterized by clonal proliferation and excess accumulation of pathologic Langerhans cells causing local or systemic effects.
Guohua Yu   +5 more
doaj  

Toxoplasma IgG Expressed in a Patient With Rosai-Dorfman Disease

open access: yesKaohsiung Journal of Medical Sciences, 2010
Rosai-Dorfman Disease (RDD) is a rare benign disease characterized by sinus histiocytosis with massive lymphadenopathy. RDD can be differentiated from other types of histiocytosis by immunochemical analysis, as RDD is positive for S100.
Hung-Ju Liao, Ching-Wen Chiang
doaj   +1 more source

Rosai–Dorfman Disease, Presenting as a Mass in the Trachea: A Case Report

open access: yesRespirology Case Reports, Volume 13, Issue 12, December 2025.
We present a rare case of Rosai–Dorfman disease (RDD) confined solely to the trachea. After initial bronchoscopic resection, systemic corticosteroid therapy was initiated due to lesion progression, successfully stabilizing the disease for 4 years. ABSTRACT A 45‐year‐old woman was referred to our clinic for evaluation of a 17 mm tracheal mass detected ...
Taeho Youn   +3 more
wiley   +1 more source

Florid dermatopathic lymphadenopathy—A morphological mimic of Langerhans cell histiocytosis

open access: yesClinical Case Reports, 2018
Key Clinical Message The histopathology of reactive florid dermatopathic lymphadenopathy shows overlap with Langerhans cell histiocytosis (LCH) involving the lymph node, which may lead to misdiagnosis.
Aishwarya Ravindran   +4 more
doaj   +1 more source

New cases expand the genotype, phenotype and therapeutic landscape of H syndrome

open access: yes
British Journal of Haematology, Volume 208, Issue 1, Page 363-366, January 2026.
Clément Triaille   +10 more
wiley   +1 more source

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