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Results for “Immunoblastic Lymphadenopathy”

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At least 19 recordsLinked to original sources

The lung in immunoblastic lymphadenopathy.

Immunoblastic lymphadenopathy presents with fever, malaise, cough, dyspnea, lymphadenopathy, hepatosplenomegaly, hypergammaglobulinemia, interstitial pulmonary infiltrates, mediastinal adenopathy, and effusions. The diagnosis is made on the basis of lymph node biopsy. Based on the course in our patients and the cases presented in previous reports, a suggested program of treatment for immunoblastic lymphadenopathy includes administration of moderate doses of steroids initially, with a subsequent increase to a higher dosage if desired improvement does not occur. Chemotherapy with three drugs, cyclophosphamide, vincristine, and prednisone, is indicated if remission using steroids fails. The diagnostic dilemma of whether pulmonary infiltrates are due to the disease itself or to pulmonary infection or to cytotoxic changes from chemotherapy always exists and often requires specimens from either transbronchoscopic or open-lung biopsy for definitive diagnosis and treatment.

Adrenal Cortex Hormones↗

Hypocomplementemia and hematological abnormalities in immunoblastic lymphadenopathy and immunoblastic lymphadenopathy-like T cell lymphoma.

Serum complement levels and hematological data were evaluated in five patients with immunoblastic lymphadenopathy (IBL) and four with IBL-like T cell lymphoma (IBL-T). Anemia with Hb values below 10.0 g/dl was seen in four patients. A direct Coombs test was positive in five patients and the bone marrow of two of these showed features of pure red cell aplasia. Seven patients were thrombocytopenic with platelet counts below 100 x 10(9)/l. Six of the seven patients had splenomegaly. Platelet-associated IgG was elevated in all three thrombocytopenic patients examined. Whole complement activity (CH50) was reduced in eight patients (89%) at presentation and subsequently normalized in five who were treated either with prednisolone (two patients with IBL) or with multidrug combination chemotherapy (three with IBL-T). One patient achieved complete remission and four partial remission. Remission was accompanied by normalization of hematological abnormalities and elevation of complement activity to the normal range in all cases. These results suggested that complement-mediated mechanisms are responsible, at least in part, for some of the hematological abnormalities observed in IBL and IBL-T and that hypocomplementemia is a common abnormality with significance as a laboratory marker for the disease activity.

Aged↗

When "lymphoma" is not lymphoma: diagnosing immunoblastic lymphadenopathy.

Immunoblastic lymphadenopathy, a newly described disease, is clinically similar to lymphoma but has a specific histologic picture. It usually does not have malignant potential and is best treated initially by corticosteroid in high doses. Chemotherapy is used when corticosteroid fails or when malignant conversion occurs.

Adult↗

Radiographic findings of immunoblastic lymphadenopathy and related immunoblastic proliferations.

Immunoblastic lymphadenopathy is a recently recognized disorder of unknown etiology accompanied by clinical manifestations similar to lymphoma. Radiographic examinations of nine patients revealed multisystemic involvement and findings similar to those of lymphomatous processes. The diagnosis of immunoblastic lymphadenopathy should be considered when lung involvement accompanies mediastinal adenopathy and when the anterior mediastinal nodes are spared. One of the patients developed allergic pneumonitis which is interesting in light of recognition of immunoblastic lymphadenopathy as a hyperimmune phenomenon.

Humans↗

Immunoblastic lymphadenopathy: evolution into immunoblastic sarcoma.

A case of immunoblastic lymphadenopathy which underwent transformation into immunoblastic sarcoma is reported. A 64-year-old man presented with a rash, generalised lymphadenopathy, and hepatosplenomegaly. A cervical lymph node removed at biopsy showed the features of immunoblastic lymphadenopathy with the presence of heavy chain classes IgG, IgM, and IgA and both kappa and lambda light chain types in the cytoplasm of the immunoblasts. No such immunoglobulins could be demonstrated in the lymph nodes obtained at necropsy when the patient died of widespread immunoblastic sarcoma. The biological evolution and histogenesis of the disease are discussed and the current literature is reviewed.

Bone Marrow↗

Amyloidosis in immunoblastic lymphadenopathy.

A case of immunoblastic lymphadenopathy and systemic amyloidosis in a 21-year-old man is presented. The basic defect in immunoblastic lymphadenopathy is believed to be an abnormal immune reaction, most probably of the B cell system. Although systemic amyloidosis is common in some disorders of the B cell system, no cases of systemic amyloidosis complicating immunoblastic lymphadenopathy have been previously reported. Immunoblastic lymphadenopathy includes elements known to be associated with amyloidosis and we believe that this association is not merely coincidental.

Adult↗

Prednisone in treatment of allergen-associated angio-immunoblastic lymphadenopathy.

Angio-immunoblastic lymphadenopathy with dysproteinaemia (A.I.L.D.) is a lymphoproliferative disorder associated in one third of the patients with exposure to an allergen. In four patients with allergen-associated A.I.L.D. single cytotoxic drugs were ineffective but maintenance low-dose prednisone for 6--12 months induced complete remission for up to 13 years. In contrast, three patients with non-allergen-associated A.I.L.D. did not respond to prednisone but achieved remission with combination chemotherapy.

Aged↗

Lymphography in angio-immunoblastic lymphadenopathy.

Angio-immunoblastic lymphadenopathy (AIL) produces a characteristic lymphoproliferative syndrome, with characteristic lymphographic appearances. The authors studied the lymphographic manifestations of 18 cases of AIL. In 15 out of 18 cases, enlargement is observed in all the lymph nodes with a lacy or reticular storage pattern and sharp, well delimited margins. This lymphographic appearance reflects the histologic changes; only the peripheral sinuses, which are not involved, can be observed on lymphography.

Adult↗

Immunoblastic lymphadenopathy and asbestosis.

Immunoblastic lymphadenopathy was diagnosed in a 71-year-old white man who had weakness, with weight loss, fever, cough, and generalized lymphadenopathy. The patient had a long occupational history of shipyard work. Diagnosis of asbestosis was made clinically by chest x-ray, and ferruginous bodies were found in the lung at autopsy. Recent reports have suggested a possible association between asbestos exposure and lymphoproliferative neoplasms. Chronic antigenic stimulation by asbestos could predispose one to the immunoproliferative disorder seen in this patient or be responsible for it. The possible significance of this relationship, previously unreported, is discussed for future consideration.

Aged↗

Ultrastructural and immunohistological study of immunoblastic sarcoma developing in child with immunoblastic lymphadenopathy.

The first case of immunoblastic lymphadenopathy developing in a child which progressed to immunoblastic sarcoma is reported. The sarcoma cells showed light and electron microscopic features of transformed lymphocytes (immunoblasts) but it was not possible to establish their B-cell origin using a peroxidase-antiperoxidase technique for the demonstration of intracellular immunoglobulins. In the affected lymph nodes there was marked proliferation of reticulum and endothelial cells both of which contained numerous intranuclear inclusions which may be of viral origin. Ultrastructural studies suggest that the amorphous eosinophilic interstitial material, an important diagnostic morphological feature of immunoblastic lymphadenopahy, results from the oblique sectioning of the elongated and branching cytoplasmic processes of reticulum cells. It is postulated that in immunoblastic lymphadenopathy the proliferation of reticulum and endothelial cells may be the primary event, perhaps stimulated by viral infection and that the intense lymphocytic and plasmacytic infiltration and sarcomatous transformation occur as secondary phenomena.

Child↗

Immunoblastic sarcoma with features of Sjögren's syndrome and systemic lupus erythematosus in a patient with immunoblastic lymphadenopathy.

A patient with immunoblastic lymphadenopathy and features of Sjögren's syndrome and systemic lupus erythematosus is presented. Clinical features included generalized lymphadenopathy, rash, alopecia, and synovitis, with associated laboratory abnormalities of a positive antinuclear factor and double-stranded DNA antibodies, positive lupus band test, and hemolytic anemia. Symptoms of Sjögren's syndrome included dry eyes and mouth and swollen parotid gland; biopsy results of the accessory salivary glands were positive. At autopsy immunoblastic sarcoma was found that involved the myocardium, which stained for both kappa and lambda light chains by immunoperoxidase techniques.

Aged↗

Angio-immunoblastic lymphadenopathy with hypogammaglobulinaemia complicated by miliary tuberculosis.

Angio-immunoblastic lymphadenopathy is a systemic disease of unknown aetiology. It carries a high mortality mainly from infection which results both from the intrinsic immunodeficiency and its exacerbation by treatment with steroids and or cytotoxics. We report a case of angio-immunoblastic lymphadenopathy with the unusual feature of hypogammaglobulinaemia who died of miliary tuberculosis. We suggest that all patients with angio-immunoblastic lymphadenopathy who have inactive tuberculous foci should be given antituberculous prophylaxis.

Agammaglobulinemia↗