Results 21 to 30 of about 1,911 (167)

ALK-Positive Histiocytosis With Unilateral Breast Involvement: A Case Report. [PDF]

open access: yesClin Case Rep
ABSTRACT APH is a rare disorder characterized by the proliferation of ALK‐expressing histiocytes with variable anatomical involvement; however, mammary involvement is exceptionally rare. A 32‐year‐old woman presented with a painless right breast mass. Ultrasound identified a 9 × 8 mm hypoechoic nodule, categorized as BI‐RADS 4A.
Liu X, Ren D, Liang Y.
europepmc   +2 more sources

Rosai-Dorfman Disease With Pure and Multifocal Cutaneous Lesions: A Case Report

open access: yesActa Medica Iranica, 2023
A 52‐year‐old woman developed progressive infiltrated purple and hyperpigmented cutaneous lesions in the face, thighs, armpits, chest, and abdomen evolving forone year.
Donia Chebbi   +5 more
doaj   +1 more source

Cutaneous emperipolesis: Rosai–Dorfman disease – An uncommon entity

open access: yesClinical Dermatology Review, 2023
Rosai–Dorfman disease (RDD) is a rare, benign idiopathic, non-Langerhans cell histiocytosis. The most common presentation is massive bilateral painless lymphadenopathy with fever and weight loss.
M B Shashi Kumar   +3 more
doaj   +1 more source

Revisiting Rosai Dorfman disease: A rare histiocytic disorder with nodal and extranodal involvement

open access: yesSouth African Journal of Radiology, 2023
Rosai Dorfman disease is a rare but benign and self-limiting disorder. A case of Rosai Dorfman disease in a 16-year-old female with classic radiological and pathological findings is presented.
Smily Sharma   +3 more
doaj   +1 more source

Cytological diagnosis of Rosai–Dorfman disease: A study of twelve cases with emphasis on diagnostic challenges

open access: yesJournal of Cytology, 2020
Context: Rosai–Dorfman disease, also known as Sinus histiocytosis with massive lymphadenopathy, is a benign proliferative disorder of histiocytes. It typically affects lymph nodes; however, extranodal disease is being increasingly reported.
Rallapalli Rajyalakshmi   +5 more
doaj   +1 more source

Intriguing nodules mimicking as leprosy: An interesting case report

open access: yesClinical Dermatology Review, 2023
The differential diagnosis of disseminated infiltrated cutaneous nodules includes a plethora of disorders ranging from the more frequently encountered infective and granulomatous conditions to the obscure ones with proliferative and malignant origin ...
Vasudha A Belgaumkar   +2 more
doaj   +1 more source

Megakaryocyte Diversity in Ontogeny, Functions and Cell-Cell Interactions

open access: yesFrontiers in Oncology, 2022
Hematopoietic stem cells (HSCs) rely on local interactions in the bone marrow (BM) microenvironment with stromal cells and other hematopoietic cells that facilitate their survival and proliferation, and also regulate their functions. HSCs and multipotent
Eman Khatib-Massalha   +7 more
doaj   +1 more source

Cutaneous sinus histiocytosis of face of the non-Langerhans cell histiocytoses type (cutaneous Rosai — Dorfman disease)

open access: yesVestnik Dermatologii i Venerologii, 2019
An extremely rare case of sinus histiocytosis of the non-Langerhans cell histiocytoses type is described in 55-year-old patient with isolated localization of cutanious lesion on the right cheek without involvement of nodular structures.
E. V. Sokolovsky   +4 more
doaj   +1 more source

Cutaneous Rosai‐Dorfman Disease With MAP2K1 Mutation Treated With Encorafenib and Binimetinib

open access: yesJEADV Clinical Practice, EarlyView.
ABSTRACT Rosai‐Dorfman disease (RDD) is a rare histiocytic disorder with unifocal to multisystemic involvement. Activating mutations in the MAPK/ERK pathway can occur in up to 50% of RDD cases. We report a case of cutaneous RDD (C‐RDD) with facial and truncal lesions harboring an activating MAP2K1 (MEK1) mutation that showed a complete response to a ...
Melike Ak   +2 more
wiley   +1 more source

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