Results 21 to 30 of about 29,211 (229)

Cutaneous and Nodal Histiocytic Sarcoma: A Series of Five Cases [PDF]

Journal of Clinical and Diagnostic Research
Histiocytic Sarcoma (HS) is an extremely rare haematolymphoid neoplasm that exhibits morphological and immunophenotypic features indicative of histiocytic differentiation.
Geeta Yadav, Manish Kumar, Kusum Yadav, Shalini Bhalla, Rashmi Kushwaha   +4 more
doaj   +1 more source

A Middle-Aged Female with Multiple Brownish Plaques and Nodules: A Case Report of Multiple Cutaneous Reticulohistiocytomas

Nepal Journal of Dermatology, Venereology & Leprology, 2018
Non-Langerhans-Cell histiocytosis spectrum of disorders includes multicentric reticulohistiocytosis (MR) and multiple cutaneous reticulohistiocytomas (MCR), which are very uncommon granulomatous conditions. In reticulohistiocytoma, the most common sites
Karuna Singh Sijapati, Sudha Karki, Smriti Karki   +2 more
doaj   +3 more sources

Cerebral manifestation and diagnostic dilemma of Rosai-Dorfman disease

CNS Oncology, 2023
Rosai-Dorfman disease (RDD) is a rare, S100-positive histiocytic proliferation, that can cause both nodal and extranodal illness. We present a case of a 53-year-old male patient.
Szintia Almási, Tamás Pancsa, László Tiszlavicz, Anita Sejben   +3 more
doaj   +1 more source

Infantile Central Nervous System Juvenile Xanthogranuloma With Somatic CSF1R Mutation Responsive to Imatinib Monotherapy

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Juvenile xanthogranuloma (JXG) of the central nervous system (CNS) is a rare non‐Langerhans cell histiocytosis. CSF1R mutations have been reported for peripheral JXG, but not in CNS JXG. A 3‐month‐old male presented with fever, lymphadenopathy, and macrocephaly with bulging fontanelles.
Sima Vazquez, Kayla Etienne, Long Di, Valerie Martinez‐Torres, Andrew Rosenberg, Sakir H. Gultekin, Aditi Dhir, Bradley Gampel, Heather J. McCrea   +8 more
wiley   +1 more source

Langerhans cell histiocytosis: unusual bone marrow infiltration—report of 2 cases in Ecuador

Frontiers in Medicine
Langerhans cell histiocytosis (LCH) is a histiocytic neoplasm characterized by the abnormal proliferation of Langerhans cells. Bone marrow (BM) involvement is associated with high-risk disease and poor survival.
Paulina Santana, Paulina Santana, Marlon Arias-Intriago, Juan S. Izquierdo-Condoy   +3 more
doaj   +1 more source

Indeterminate cell tumor (Histiocytosis)

Saudi Journal of Medicine and Medical Sciences, 2013
Indeterminate cell tumor (ICT; histiocytosis) is a rare disorder characterized by accumulation of histiocytes that do not fulfill the phenotypic criteria designated for Langerhans cells (LC).
Ayesha Ahmed, Mohamed A Shawarby, Dalal M Al-Tamimi, Zainab A Al-Ruwai, Tarek M El-Sharkawy, Tarek M Hashem, Eman F Al-Saleh   +6 more
doaj   +1 more source

Benign Fibrous Histiocytoma: An Uncommon Presentation [PDF]

Journal of Clinical and Diagnostic Research, 2017
Intracranial fibrous histiocytomas are rare; Benign Fibrous Histiocytoma (BFH) being uncommon than its malignant counterpart. BFH comprises fibroblasts and histiocytes without any nuclear pleomorphism or atypia.
SAGARIKA SARKAR, MOUMITA MAITI, PALAS BHATTACHARYYA, RANU SARKAR   +3 more
doaj   +1 more source

Immune Checkpoint Inhibitor–Related Myositis and Associated Triad Overlap Syndrome

Arthritis Care &Research, EarlyView.
Objective Immune checkpoint inhibitor (ICI) myositis is a rare but a highly morbid condition, particularly with the ICI myositis triad syndrome of myositis, myocarditis, and myasthenia gravis. We report the clinical characteristics of ICI myositis and all‐cause mortality in these patients.
Selene Rubino, Grant W. Cannon, Brian C. Sauer, Jorge Rojas, Gregory J. Stoddard, Gary A. Kunkel, Jessica A. Walsh, Bryant R. England, Joshua F. Baker, Tawnie J. Braaten   +9 more
wiley   +1 more source

Mycobacterial Spindle Cell Pseudotumor Presenting as a Pancreatic Head Mass: A Case Report

Pathogens
Mycobacterial spindle cell pseudotumors (MSCPs) are rare lesions characterized by the proliferation of spindle-shaped histiocytes caused by mycobacterial infections.
Frank A Cusimano, Tara Herrera, Douglas Brust, Elizabeth Montgomery, Sunil Amin, Folusakin Ayoade   +5 more
doaj   +1 more source

A macrophage model of osseointegration

Current Directions in Biomedical Engineering, 2016
The mechanisms of peri-implant de novo bone formation and contact osteogenesis are still largely unknown. In 1984 Donath et al. showed that macrophages were the first cells to colonize a titanium implant.
Jennissen Herbert P.
doaj   +1 more source