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Biomedical subjects

Z Balogh

Publications and source records attributed to Z Balogh.

At least 19 recordsLinked to original sources

[Molecular genetic, laboratory and clinical study of serum amyloid P].

Studying the gene polymorphism of serum amyloid P a common constituent of amyloid deposits two restriction fragment length polymorphism patterns were found among Hungarian rheumatoid arthritis (RA), juvenile rheumatoid arthritis (JRA), systemic lupus erythematosus (SLE) patients and healthy controls. Although no direct connection between DNA polymorphism and the frequency of amyloidosis in three patient groups was found, a marked predominance of the heterozygosity in all studied groups has been described. Authors found close correlation between the serum levels of SAP and CRP in juvenile rheumatoid arthritis, but failed to find the same correlation in SLE and healthy controls. Moreover, the serum level of CRP of heterozygous patients were significantly higher than that of homozygous patients within the juvenile rheumatoid arthritis patient groups.

Amyloid

Interleukin 6 levels in synovial fluids of patients with different arthritides: correlation with local IgM rheumatoid factor and systemic acute phase protein production.

Interleukin 6 (IL-6), a multifunctional cytokine particularly active in regulation of the acute phase response, governs the terminal maturation of B lymphocytes and participates in early activation of T cells. IL-6 levels of synovial fluids of 153 patients with different arthritides were measured by a simple sandwich enzyme immunoassay. Highest IL-6 concentrations were detected in patients with rheumatoid arthritis (RA), particularly in those characterized by very active general symptoms and severe joint pain. High IL-6 levels were detected in patients with juvenile RA with polyarticular onset of disease and in gout. Corresponding to the suggested in vivo relevance of IL-6, dose correlation of IL-6 levels with the synovial IgM rheumatoid factor accumulation was demonstrated. The rate of the correlation between synovial IL-6 level and concentration of serum C-reactive protein in RA was inversely proportional to the dose of steroid treatment in patients with RA.

Arthritis

Juvenile psoriatic arthritis.

Among 664 juvenile chronic arthritis patients cared for in the Outpatient Clinic of the Pediatric Rheumatology Unit of the National Institute of Rheumatology and Physiotherapy 11 were found with juvenile psoriatic arthritis, and their data regarding skin, joint, ophthalmological, laboratory and radiological manifestations were analysed. These patients were categorised according to the four subgroups suggested by Truckenbrodt et al. Considering that the occurrence of the disease is rare, the small number of patients investigated in this study can provide additional data to the study of Truckenbrodt. The higher number of patients with JPA thus studied can give more information for a multicentric evaluation.

Adolescent

[Recurrent juvenile pancreatitis in dermatomyositis].

The authors present the case history of an 11-year-old girl who suffered from the rarely occurring grave juvenile dermatomyositis associated with recurring pancreatitis. Factors which may cause pancreatitis: juvenile dermatomyositis as underlying disease, steroid-, cytostatic- and thiazide diuretic treatment are analysed.

Adrenal Cortex Hormones

Serological abnormalities in juvenile chronic arthritis: a review of 46 cases.

Data of 46 patients with juvenile chronic arthritis were evaluated. All of them were under the age of 16 at the time of study. Patients with juvenile ankylosing spondylitis, psoriatic arthritis, and arthritis associated with inflammatory bowel disease were excluded from this series. Twenty-six patients had pauciarticular, 9 had systemic, 8 had polyarticular, and 3 patients had seropositive 'adult type' JCA. In all patient groups IgG, IgM, IgA, and C3 levels were significantly higher than in the control group. None of the controls but 13 of 46 patients had high IgE levels. IgA and IgG values were significantly higher in the seropositive subgroup than in the pauciarticular subgroup. There was no other positive correlation between levels of immunoglobulins, C3, and clinical features of disease. Platelet counts were significantly higher in patients with active disease. In the control group 4 out of 10 children had 'hidden' rheumatoid factor. All these children with positive findings were young.

Adolescent

Plasma zinc and its relationship to clinical symptoms and drug treatment in rheumatoid arthritis.

Total plasma zinc levels in patients with rheumatoid arthritis on different therapeutic treatments were determined in conjunction with total serum proteins, serum albumin and globulin, and articular index of joint tenderness, erythrocyte sedimentation rate, rheumatoid factor, serum copper, and serum iron. There were significantly lower zinc levels in patients with rheumatoid arthritis on nonsteroidal anti-inflammatory drugs than in patients on levamisole and penicillamine. Zinc levels correlated positively with serum albumin, and there was an inverse correlation between zinc levels and both ESR and globulin concentration in all rheumatoid patients. However, the correlation coefficient varied in the different treatment groups. The results of this study support the hypothesis that low plasma zinc level in rheumatoid arthritis is one of the nonspecific features of inflammation.

Anti-Inflammatory Agents

A crossover clinical trial of piroxicam, indomethacin and ibuprofen in rheumatoid arthritis.

A single-blind, crossover trial was carried out in 24 patients with definite or classical rheumatoid arthritis to compare the effectiveness and tolerability of piroxicam (20 mg once daily) with that of indomethacin (25 mg 3-times daily), ibuprofen (400 mg 3-times daily) and placebo. Each drug was given in random order for a period of 1 week. Pain, joint tenderness and morning stiffness decreased and grip strength increased with piroxicam compared to placebo; no statistically significant difference could be found between piroxicam and the two other active agents. A reduction in joint circumference could not be demonstrated with piroxicam or ibuprofen but most patients did not have reducible swelling in their finger joints. Piroxicam was just as effective as the other two drugs overall, but fewer side-effects were noted with piroxicam.

Adult