chloroma


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Related to chloroma: Brown tumor, leukemia cutis

chloroma

 [klŏ-ro´mah]
a malignant, green-colored tumor arising from myeloid tissue, associated with myelogenous leukemia; it can occur anywhere in the body but has an affinity for the central nervous system, bone, and soft tissues of the head and neck. Called also granulocytic sarcoma.

chlo·ro·ma

(klō-rō'mă),
A condition characterized by the development of multiple localized green masses of abnormal cells (in most instances, myeloblasts), especially in relation to the periosteum of the skull, spine, and ribs; the clinical course is similar to that of acute myeloid leukemia, although the tumors may precede the findings in blood and bone marrow; observed more frequently in children and young adults.
See also: granulocytic sarcoma.
[chloro- + G. -ōma, tumor]

chloroma

/chlo·ro·ma/ (klor-o´mah) a malignant, green-colored tumor arising from myeloid tissue, associated with myelogenous leukemia.

chloroma

[klôrō′mə] pl. chloromas, chloromata,
a malignant, greenish neoplasm of myeloid tissue that occurs anywhere in the body of patients who have myelogenous leukemia. The green pigment is primarily myeloperoxidase (verdoperoxidase). The tumor tissue fluoresces bright red under ultraviolet light. Also called chloromyeloma, granulocytic sarcoma, green cancer.

chlo·ro·ma

, chloroleukemia (klōr-ō'mă, klōr'ō-lū-kē'mē-ă)
A condition characterized by green masses of abnormal cells (in most instances, myeloblasts), especially in relation to the periosteum of the skull, spine, and ribs; the clinical course is similar to that of acute myeloid leukemia.
See also: granulocytic sarcoma
Synonym(s): chloromyeloma.
[chloro- + G. -ōma, tumor]

chloroma

A form of acute LEUKAEMIA of granulocyte white cells in which green-coloured tumour masses occur. A kind of granulocytic SARCOMA.

chloroma, chlorolymphosarcoma

a malignant, green-colored tumor arising from myeloid tissue, associated with myelogenous leukemia, and occurring anywhere in the body. See also granulocytic sarcoma, eosinophilic leukemia.
References in periodicals archive ?
Isolated meningeal chloroma (granulocytic sarcoma)--A case report and review of the literature.
Abstract: Granulocytic sarcomas, also known as chloromas, are rare extramedullary tumors of myeloid or myelocytic origin.
O'Brien J, Buckley O, Murphy C, Torreggiani WC: An unusual cause of persistent headache: Chloroma (2008: 2b).
Maxillo-ethmoidal chloroma in acute myelogenous leukemia: Case report.
Mastoid chloroma as relapse in acute myeloid leukaetnia.
Chloromas may develop in lymph nodes, skin, breast, bone, nervous system serous membranes, and the gastrointestinal tract and are composed of a myeloblastic proliferation with interspersed eosinophilic myelocytes.
Johnston was afflicted with a particularly aggressive type of APL called chloromas and had previously failed other approved therapies.