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Query: UMLS:C0019829 (Hodgkin's disease)
 30,247 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

Ultrastructural and immunohistologic findings in a nodular variant of Hodgkin's disease with lymphocytic predominance, called nodular paragranuloma, are presented and compared with those in so-called progressively transformed germinal centers. These are large follicles with numerous lymphocytes which can be found not only in nonspecific lymphadenitis, but also in lymph nodes from patients with nodular paragranuloma. The immunoperoxidase technique was applied on paraffin sections to detect intracytoplasmic immunoglobulin and lysozyme. The so-called L & H type Sternberg-Reed cells contained IgG and one type of light chain per cell, suggesting that such cells produce immunoglobulin. The ultrastructure of the L & H type Sternberg-Reed cells favored the immunoblastic nature of these cells. It is concluded that nodular paragranuloma differs from other types of Hodgkin's disease by its localization in B-cell areas and the presence of atypical B immunoblasts.
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PMID:Nodular paragranuloma and progressively transformed germinal centers. Ultrastructural and immunohistologic findings. 4 15

The histology, cytology, and enzyme cytochemistry of a nodular variant of Hodgkin's disease with lymphocytic predominance, called 'nodular paragranuloma', are presented. The histological features of nodular paragranuloma are compared with those of progressively transformed germinal centres, which are enlarged follicles showing a predominance of small lymphocytes and some residual germinal centre cells. Progressively transformed germinal centres are sometimes found in nonspecific lymphadenitis (reactive hyperplasia). The histological similarity and the association between lymph nodes with nodular paragranuloma and lymph nodes with progressively transformed germinal centres in the same patient at different moments or at the same time, suggest that progressively transformed germinal centres are the origin of nodular paragranuloma. Hence, it must be concluded that nodular paragranuloma takes place in B-cell areas of the lymph node, unlike the other, or at least most of the other, types of Hodgkin's disease.
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PMID:Hodgkin's disease with lymphocytic predominance, nodular type (nodular paragranuloma) and progressively transformed germinal centres--a cytohistological study. 46 31

The age and sex distribution and the localization of excised lymph nodes from 206 patients with a nodular variant of Hodgkin's disease with lymphocytic predominance, called "nodular paragranuloma", are presented and compared with data on other types of Hodgkin's disease. The age curve of nodular paragranuloma showed a peak in the fourth decade, which was clearly separated from the peak in the third decade exhibited by the nodular sclerosis type of Hodgkin's disease and from the peak in the sixth and seventh decades of the mixed cellularity type. The peak in the age curve of nodular paragranuloma resulted from the high frequency in men in the fourth decade; the female age curve had no peaks. The overall male-to-female ratio was 2.4:1. The age and sex distribution of diffuse paragranuloma was nearly identical to that of nodular paragranuloma, whereas the age and sex distribution of cases of the lymphocytic predominance type other than paragranuloma resembled that of the mixed cellularity type. These data indicate that the lymphocytic predominance type of Hodgkin's disease is not a uniform group and support the view that paragranuloma is a separate entity.
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PMID:Epidemiology of nodular paragranuloma (Hodgkin's disease with lymphocytic predominance, nodular). 50 Jul 69

The tissue distribution of fibronectin (FN) was examined using a commercial anti-FN serum, the peroxidase-anti-peroxidase (PaP) technique, and paraffin sections of 22 lymph nodes affected by Hodgkin's disease. Vascular basement membranes and reticulin fibres are selectively stained and their structural changes in this pathological condition become readily visible. In contrast to the normal lymph node and to Hodgkin's disease with lymphocytic predominance, cases of mixed cellularity disease contain individual and focally grouped cells displaying intracytoplasmic FN. In nodular sclerosis these cells with fibroblast morphology are consistently numerous in the marginal zones of the cellular nodes. Strongly reacting mastocytes probably absorbed the applied antiserum non-immunologically. All the other cell types giving rise to the varying appearances of Hodgkin's lesions are consistently negative with respect to intracellular FN, including all forms of Hodgkin cells. We conclude that in Hodgkin's disease the immigration of FN-secreting fibroblasts is an integral part of the early sclerosing reaction, which in itself is a defence/repair mechanism closely related to scar formation.
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PMID:The distribution of fibronectin in lymph nodes infiltrated by Hodgkin's disease. An immunoperoxidase study on paraffin sections. 641 41

First results from reviewing the diagnostic biopsies of Hodgkin's lymphomas (HL) are reported. Biopsies from 1,140 patients were evaluated by consensus diagnoses according to an extended classification of the British National Lymphoma Investigation. 95 of the recruited cases (8.3%) were omitted and not approved as Hodgkin's lymphoma. The remaining 1,045 biopsies were classified as follows: Lymphocytic predominance 31 (2.7%); Nodular sclerosis (NS) 660 (57.9%), Mixed cellularity (MC) 159 (13.9%); Lymphocytic depletion 8 (0.7%); unclassifiable Hodgkin's 148 (13.0%). The unproved Hodgkin's cases [95 (8.3%)] were divided into non-Hodgkin's lymphomas 32 (1.9%), uncertain due to inadequate techniques 32 (2.8%), borderline between Hodgkin's- and Non-Hodgkin's lymphoma 23 (2.0%). Major dissent on this question involved 17 cases (1.5%) and 1 case which was non-malignant. All unclassifiable, borderline or dissent cases were reassessed after the histologic techniques were improved, and immunophenotyping and clinical data reevaluated. The rate of agreement among the observers was about 81.6%, varying between 23.8% in grade 2 NS to 85.0% in both NS groups. Only 62.8% of all primary diagnoses were approved by the final diagnoses of the panel. Important differences in the classification of the British National Lymphoma Investigation concerns the NS-group and mainly its grade 2 subtype. MC was identical in both classifications. Clinico-pathologic correlation of actuarial survival times revealed a significantly worse outcome of MC vs NS, < 20% after 80 months observation. Only slightly significant better survivals were found in grade 1 vs grade 2 NS. Significant differences in unclear compared to all Hodgkin's, were found and the worst survival was in the NHL group.
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PMID:Classification of Hodgkin's disease biopsies by a panel of four histopathologists. Report of 1,140 patients from the German National Trial. 834 72

Authors studied a group of 6 cases of malignant lymphomas with epithelioid cells. Their additional common features were a variegated cell population, big admixture of T lymphocytes and rare elements reminding of Reed-Sternberg cells. The seventh case serving as a standard was Hodgkin's disease with a high content of epithelioid cells. According to phenotyping the group consisted of 3 peripheral T cell lymphomas of the type of angioimmunoblastic lymphadenopathy with dysproteinemia (AILD) and single cases of centroblastic ML, T-rich B-cell lymphoma and Hodgkin's disease. The latter diagnosis was settled after revision of a T-rich B-cell lymphoma. Some large cells were CD 20 and CD 30 positive. The classification was proved by autopsy. Authors tried to be more precise when classifying ML but they may be inapparent transitions among single types (e.g. between peripheral type of T cell lymphoma AILD type and AILD or between T-rich B-cell lymphoma and Hodgkin's disease with lymphocytic predominance). The patients were followed for a relatively short period. Four of them died in several months after diagnostic excision, two showed a conspicuous generalization at autopsy. The presence of epithelioid cells in ML may not be connected with a more moderate behaviour and better prognosis.
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PMID:[Malignant lymphoma with epithelioid cells]. 922 Dec 15

The nodularity and presence of T-cell rosettes surrounding the neoplastic cells has been described as a defining feature of nodular lymphocyte-predominant Hodgkin lymphoma (NLPHL). We have explored the potential diagnostic value of a new marker (NAT105) that recognizes the antigen PD-1 in a series of 152 cases diagnosed as nodular sclerosis Hodgkin lymphoma, mixed cellularity Hodgkin lymphoma, lymphocyte-rich classic Hodgkin lymphoma, NLPHL, and T-cell/histiocyte-rich B-cell lymphoma (T/HRBCL). All the cases were immunostained with a panel of antibodies against CD10, bcl-6, CXCL13, CD57, and PD-1 (NAT-105). The series includes a set of cases diagnosed as NLPHL with diffuse areas, and a group of borderline cases with features between those of NLPHL and T/HRBCL. Results show that PD-1 (NAT-105) is an excellent immunomarker not only of follicular T-cell rosettes in NLPHL, but also of a subset of lymphocyte-rich classic Hodgkin lymphomas. However, it is not a unique and defining feature of NLPHL. The presence of PD-1-positive (NAT-105) T-cell rosettes seems to be an additional useful feature in the differential diagnosis of NLPHL and T/HRBCL, which is normally a controversial and difficult task. The standard T/HRBCL cases lack follicular T-cell rosettes, whereas most of the borderline cases between the 2 entities have follicular T-cell rosettes, thus suggesting a closer relation with NLPHL.
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PMID:PD-1, a follicular T-cell marker useful for recognizing nodular lymphocyte-predominant Hodgkin lymphoma. 1859 68