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Biomedical subjects

S Kus

Publications and source records attributed to S Kus.

3 recordsLinked to original sources

Trace elements in chronic sinusitis.

Trace elements are indispensable for life and play an important role in the immunological system. Since it is believed that serum trace element values decrease in chronic infections, 43 patients with chronic sinusitis were evaluated for Zn, Mg and Cu levels. While all trace elements were found to be within normal ranges, Cu values were found to be significantly lower than in a control group of 20 age- and sex-matched volunteers. The reasons for this are unclear in the present study.

Case-Control Studies

Effects of protein energy malnutrition on circulating thyroid hormones.

The effect of protein energy malnutrition (PEM) in the children on serum levels of total thyroxine (TT4), total triodothyronine (TT3) and thyrotropin (TSH) were evaluated. There were 107 children aged 2 to 60 months in the malnutrition group and 54 healthy age and sex matched controls. Serum TT4 and TT3 were all reduced in the malnutrition group. This decrease in TT3 was more significant (p < 0.01) in severe malnutrition than in mild PEM. Serum TSH levels in the malnutrition and control groups were similar. These results suggest that the children remained euthyroid and represent an adaptive response to protein energy malnutrition.

Case-Control Studies

Lactate dehydrogenase and its isoenzymes in serum from patients with multiple myeloma.

Concentrations of total lactate dehydrogenase (LDH; EC 1.1.1.27) and LDH isoenzyme patterns were studied in serum of 19 patients with multiple myeloma and in 19 healthy controls. Patients were divided into three groups (pretreatment, nonresponders, and responders to treatment), based on their clinical status at the time of blood sampling for LDH. The LDH values were found to be significantly higher (P less than 0.05) in the pretreatment group and in the nonresponders than in the responders and the control group, the mean +/- SE values being 445 +/- 35 and 532 +/- 75 units/mL vs 349 +/- 75 and 190 +/- 7.1 units/mL, respectively. Compared with responders and healthy controls, newly diagnosed patients and nonresponders had slight diminutions in LDH-1 and LDH-2, but increased LDH-3. We conclude that determination of LDH and its isoenzymes in serum can be of value as prognostic factors in patients with multiple myeloma.

Antineoplastic Combined Chemotherapy Protocols