Eosinophilic granuloma is a form of Langerhans-cellhistiocytosis and presents as a solitary lesion in the skeletal system, most commonly the skull. … In comparison to other forms of Langerhans-cellhistiocytosis, eosinophilic granuloma has a very good prognosis, due to its solitary lesions and the very rare presence of … Although distinct histological features have been established in this benign form of Langerhans-cellhistiocytosis, the exact cause remains unknown.
Pulmonary LangerhansCellHistiocytosis (PLCH) is a unique form of LCH in that it occurs almost exclusively in cigarette smokers. … The pathogenesis of Langerhanscellhistiocytosis (LCH) is a matter of debate. … Guidelines for management of patients up to 18 years with Langerhanscellhistiocytosis has been suggested.
Juvenile xanthogranuloma is a form of histiocytosis, classified as "non-Langerhanscellhistiocytosis", or more specifically, "type 2". … JXG is a benign idiopathic cutaneous granulomatous tumor and the most common form of non-Langerhanscellhistiocytosis (non-LHC).
Aetiology • Acquired—Fibrous dysplasia, Langerhanscellhistiocytosis/histiocytosis X, acromegaly, corticosteroid therapy, heparin, hyperparathyroidism, hyperthyroidism, rickets … metabolic bone disease Any defect in bone absorption or deposition that alters the PTH/calcium-phosphate/vitamin D axis, often with bone fragility Etiology Fibrous dysplasia, Langerhans … ' cellhistiocytosis/histiocytosis X, acromegaly, corticosteroid therapy, heparin, hyperparathyroidism, hyperthyroidism, rickets, immobilization syndrome, bone metastases,
In the case of sclerotic lesions, the relative lack of cortical destruction on CT favors lymphoma over osteosarcoma and Langerhanscellhistiocytosis. … most often associated with osteomyelitis, sequestra can also be seen in non-matrix forming bone tumors such as lymphoma, fibrosarcoma, malignant fibrous histiocytoma, and Langerhans … cellhistiocytosis.
characterized by the abnormal multiplication of a specific type of white blood cells called histiocytes, or tissue macrophages (technically, this disease is termed a non-Langerhans-cell … histiocytosis). … Histologically, ECD differs from Langerhanscellhistiocytosis (LCH) in a number of ways.
Underlying diseases were identified in four patients: systemic lupus erythematosus, Hodgkin's lymphoma, autoimmune hepatitis and Langerhanscellhistiocytosis. … Autoimmune hepatitis, Hodgkin's lymphoma, systemic lupus erythematosus, and Langerhanscellhistiocytosis. … The other two patients died, one from the underlying disease (Langerhanscellhistiocytosis) and the other from post-splenectomy septicemia (autoimmune hepatitis).