Dr. Gazdag studies a variety of conditions, primarily related to thyroid diseases such as Graves' disease and its associated complications like Graves' orbitopathy, as well as the impact of cancer and diabetes on health. His research includes exploring the effectiveness of targeted therapies for rare diseases like Erdheim-Chester disease and understanding how cancer treatments interact with blood sugar levels in patients who have both cancer and diabetes. He also investigates innovative treatment approaches and works on identifying genetic variations that may predict disease severity in thyroid disease patients.
Key findings
In Erdheim-Chester disease, one patient had no signs of disease after two years on dabrafenib, demonstrating the potential of targeted treatments.
Approximately one-third of 300 cancer drugs reviewed negatively impacted blood sugar levels, highlighting the importance of careful treatment planning for patients with both cancer and diabetes.
In a case of dysthyroid optic neuropathy, treatment with diuretics improved vision from 20/50 to 20/25 in just two days.
Patients with the 4G/4G genetic variant of Plasminogen Activator Inhibitor Type 1 were over 2.5 times more likely to develop moderate-to-severe thyroid eye disease.
Selenium has been found effective for treating mild symptoms in Graves' orbitopathy, providing new hope for those affected by this condition.
Frequently asked questions
Does Dr. Gazdag study thyroid disease?
Yes, Dr. Gazdag specializes in thyroid diseases, including Graves' disease and its complications like Graves' orbitopathy.
What conditions does Dr. Gazdag focus on?
His research focuses on thyroid diseases, cancer, diabetes, and rare conditions like Erdheim-Chester disease.
Has Dr. Gazdag researched treatments for Graves' orbitopathy?
Yes, he has studied various treatments for Graves' orbitopathy, including the use of an anti-CD20 antibody and selenium.
Is Dr. Gazdag's work relevant for patients with both cancer and diabetes?
Absolutely, his research addresses how cancer treatments can affect blood sugar levels in patients with diabetes.
What are some new findings from Dr. Gazdag's research?
His recent findings include the effectiveness of targeted therapies for rare diseases and the negative impact of certain cancer drugs on blood sugar levels.
Publications in plain English
Case report: Targeted treatment strategies for Erdheim-Chester disease.
2024
Frontiers in oncology
Gulyás A, Pinczés LI, Mátyus J, Végh E, Bedekovics J +7 more
Plain English This study looked at three men with Erdheim-Chester disease (ECD), a rare condition that affects the body’s immune cells. The researchers found that using targeted therapies like dabrafenib and cobimetinib based on specific genetic mutations resulted in significant improvements. For instance, one patient had no signs of disease after two years on dabrafenib, while another showed a positive response to cobimetinib after initially failing other treatments.
Who this helps: This helps patients with Erdheim-Chester disease and their doctors by providing options for effective treatment.
CrySyS dataset of CAN traffic logs containing fabrication and masquerade attacks.
2023
Scientific data
Gazdag A, Ferenc R, Buttyán L
Plain English This research focused on creating a new dataset of Controller Area Network (CAN) traffic logs to improve vehicle security against cyber attacks. The dataset includes 26 recordings of normal vehicle traffic, totaling over 2.5 hours, and features various simulated attacks to help train machine learning systems in recognizing such threats. This matters because developing better security measures can help protect vehicles from potentially harmful cyber threats.
Who this helps: This benefits vehicle manufacturers and cybersecurity researchers.
Non-surgical orbital decompression using diuresis in dysthyroid optic neuropathy: a case report.
2022
European thyroid journal
Erdei A, Gazdag A, Ujhelyi B, Nagy EB, Berenyi E +6 more
Plain English This study looked at a patient with dysthyroid optic neuropathy, a condition that can severely affect vision due to thyroid eye disease. The patient received a treatment involving diuretics, which resulted in an improvement of vision from 20/50 to 20/25 within just two days. The MRI showed a reduction in water content in the eye area without any changes in size, indicating that diuretics may help lower pressure in the eyes and could be an effective treatment option, possibly avoiding the need for surgery.
Who this helps: This helps patients with dysthyroid optic neuropathy and their doctors.
[Oncodiabetology I. Metabolic and molecular relationships between cancer and diabetes].
2022
Orvosi hetilap
Bánhegyi RJ, Gazdag A, Rácz B, Beke S, Fülöp N
Plain English This research looks into how diabetes and cancer are connected at the metabolic and molecular levels. It found that advanced diabetes increases the risk of developing various cancers, and even prediabetes can raise this risk. Additionally, cancer can trigger changes in the body that lead to insulin resistance, which may cause diabetes in cancer patients. This is important because it highlights the complex relationship between these two serious health issues, showing that treatments for one condition could worsen the other.
Who this helps: This research benefits patients with diabetes and cancer, as well as their healthcare providers.
[Oncodiabetology II. Antidiabetics and cancer prevention].
2022
Orvosi hetilap
Bánhegyi RJ, Gazdag A, Rácz B, Szalai L, Wágner R +1 more
Plain English This study explored the effects of diabetes medications on cancer prevention, noting that the number of people with type 2 diabetes is rising, particularly in Hungary where over 9.1% of adults are affected. The researchers found that while diabetes drugs can lower blood sugar levels and may help reduce cancer risk, metformin stands out as the most effective option, showing a clear reduction in cancer risk across various types of tumors. Other diabetes medications have unclear effects on cancer, so better options may be developed in the future.
Who this helps: This benefits patients with diabetes and those at risk of cancer.
[Oncodiabetology III. The relationship of antineoplastic therapies and carbohydrate metabolism].
2022
Orvosi hetilap
Bánhegyi RJ, Veréb B, Gazdag A, Rácz B, Wagner R +2 more
Plain English This study looked at how cancer treatments affect blood sugar and diabetes, particularly since more people are getting both diseases at the same time. The researchers reviewed nearly 300 cancer drugs and found that about one-third of them negatively impacted blood sugar levels. Understanding these interactions is crucial for creating better treatment plans for patients battling both cancer and diabetes.
Who this helps: This helps patients with both cancer and diabetes, as well as their doctors.
The 4G/5G Polymorphism of Plasminogen Activator Inhibitor Type 1 is a Predictor of Moderate-to-Severe Thyroid Eye Disease.
2021
Journal of inflammation research
Katko M, Galgoczi E, Erdei A, Gazdag A, Berta E +8 more
Plain English This study looked at a specific genetic variation in a protein called Plasminogen Activator Inhibitor Type 1 (PAI-1) to see if it predicts the severity of thyroid eye disease (TED) in people with Graves' disease. Researchers found that patients with the 4G/4G genetic variant were more than 2.5 times more likely to develop moderate-to-severe TED compared to those without this variant. Understanding this genetic link is important because it can help identify patients who might need closer monitoring and treatment for TED.
Who this helps: This helps patients with Graves' disease by allowing doctors to identify those at higher risk for severe thyroid eye disease.
Lower educational status interferes with maternal iodine intake during both pregnancy and lactation.
2021
Endocrine connections
Samson L, Hircsu I, Katko M, Bodor M, Gazdag A +7 more
Plain English This study looked at how educational background affects iodine intake in pregnant women and new mothers in a rural part of Hungary. It found that women with lower education levels had mild iodine deficiency, with average iodine levels in urine dropping from 66 micrograms per liter (μg/L) during pregnancy to 49 μg/L while breastfeeding. Additionally, smoking was linked to lower iodine levels in breast milk even when urinary iodine levels were normal, which can mislead health assessments.
Who this helps: This helps pregnant women and new mothers, especially those with lower educational backgrounds.
[Multiple endocrine neoplasia type 2A in a family].
2020
Orvosi hetilap
Hircsu I, Gazdag A, Bodor M, Berta E, Andrási M +7 more
Plain English This study looked at a family affected by multiple endocrine neoplasia type 2A (MEN2A), a genetic condition that can cause various tumors. A 55-year-old woman had several health issues leading to the discovery of tumors in her adrenal glands and thyroid, which were confirmed to be cancerous. Her condition was traced back to genetic factors, and after testing, her 25-year-old daughter was found to carry the same gene, leading to preventive surgery for her cancer.
Who this helps: This research benefits patients and their families by highlighting the importance of genetic testing and early intervention for hereditary cancers.
Characteristics of Hyaluronan Synthesis Inhibition by 4-Methylumbelliferone in Orbital Fibroblasts.
2020
Investigative ophthalmology & visual science
Galgoczi E, Jeney F, Katko M, Erdei A, Gazdag A +7 more
Plain English This study looked at how a substance called 4-methylumbelliferone (4-MU) affects the production of hyaluronan (HA) in cells taken from patients with Graves' orbitopathy (GO), a condition that can lead to eye problems. Researchers found that treating the cells with 4-MU reduced HA production by an average of 87% and slowed down cell growth by 84%, all without harming the cells. This is important because reducing HA could help manage symptoms for people with GO, a condition that currently lacks effective treatments.
Who this helps: Patients with Graves' orbitopathy.
Early Stage Graves' Disease is Uniformly Accompanied by Orbital Immune Activity even in Patients who Fail to Develop Orbithopathy during Follow-up.
2018
Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association
Berta E, Bodor M, Galuska L, Paragh G, Erdei A +6 more
Plain English This study looked at patients with Graves' disease (GD) to see if early signs of immune activity around the eyes could predict the development of Graves' orbitopathy (GO), a serious eye condition. Out of 27 patients, 6 (22%) developed GO over two years, but the initial immune activity levels didn't significantly differ between those who developed GO and those who did not. Both groups had higher immune activity than people without GD, which shows that even patients who won't develop GO have some level of immune response in their eye area.
Who this helps: This research helps doctors better understand eye-related complications in Graves' disease patients.
[Differential diagnosis of Graves' orbitopathy. Case report].
2016
Orvosi hetilap
Erdei A, Steiber Z, Gazdag A, Bodor M, Berta E +6 more
Plain English This study looked at Graves' orbitopathy, a condition that affects the eyes and is linked to Graves' disease, which is a common cause of bulging eyes. The researchers reviewed existing literature and analyzed four challenging cases to highlight that other diseases can cause similar eye symptoms. Recognizing these alternate conditions is crucial for doctors to ensure patients receive the right treatment.
Who this helps: This research helps doctors and patients dealing with eye issues related to thyroid problems.
Cell density-dependent stimulation of PAI-1 and hyaluronan synthesis by TGF-β in orbital fibroblasts.
2016
The Journal of endocrinology
Galgoczi E, Jeney F, Gazdag A, Erdei A, Katko M +6 more
Plain English This study looked at how the number of cells and a protein called TGF-β affect certain cells in the eye socket from patients with Graves' orbitopathy (GO). It found that when more cells are present, the production of a protein called PAI-1 decreases, but TGF-β can increase PAI-1 levels by up to five times. Understanding this helps to explain why there is excessive tissue growth in GO, which can lead to problems with vision and eye appearance.
Who this helps: Patients with Graves' orbitopathy.
Aortic stiffness and left ventricular function in patients with differentiated thyroid cancer.
2015
Journal of endocrinological investigation
Gazdag A, Nagy EV, Erdei A, Bodor M, Berta E +2 more
Plain English This study looked at how stiffness in the aorta and the function of the left ventricle (the heart's main pumping chamber) are affected in patients with differentiated thyroid cancer (DTC) undergoing thyroid hormone therapy. Researchers found that aortic stiffness was significantly higher in these patients, both during treatment and after stopping the therapy, with values of 9.27 cm²/dyn/10³ during mild thyroid issues compared to just 3.92 cm²/dyn/10³ in healthy individuals. This matters because it highlights the potential harmful effects of long-term thyroid hormone treatment on heart health, especially for patients who may already have heart problems.
Who this helps: This research benefits patients with thyroid cancer and their doctors by informing treatment decisions related to heart health.
Rapid response to and long-term effectiveness of anti-CD20 antibody in conventional therapy resistant Graves' orbitopathy: A five-year follow-up study.
2014
Autoimmunity
Erdei A, Paragh G, Kovacs P, Karanyi Z, Berenyi E +11 more
Plain English This study looked at how effective anti-CD20 antibody therapy, specifically rituximab, is for patients with Graves' orbitopathy that doesn't respond to traditional steroid treatment. Five patients were treated with rituximab over four weeks, and their symptoms improved significantly; their average clinical score dropped from 6.5 to 3.4 within a month and remained stable over five years. This research is important because it shows that rituximab can provide long-lasting relief from symptoms for patients suffering from this challenging condition.
Who this helps: Patients with Graves' orbitopathy who do not respond to glucocorticoids.
[Novel treatment opportunities in Graves' orbitopathy].
2014
Orvosi hetilap
Erdei A, Gazdag A, Bodor M, Berta E, Katkó M +7 more
Plain English This study looked at treatments for Graves' orbitopathy, a condition that can severely affect vision in people with Graves' disease. The researchers found that using an anti-CD20 antibody might improve outcomes for patients with this condition, while selenium was effective for those with milder symptoms. These findings are important because they offer new hope for better treatment options in a condition that currently lacks effective cures.
Who this helps: Patients with Graves' orbitopathy.
Pocsay G, Gazdag A, Engelhardt J, Szaniszló I, Szolnoki Z +2 more
Plain English This study looks at Hashimoto encephalopathy, a rare condition that can lead to seizures, cognitive decline, and psychiatric issues. It found that patients often have high levels of certain antibodies, and treatment with corticosteroids typically improves symptoms. Detecting this condition is crucial because many cases go unnoticed, so doctors should test for thyroid antibodies even if there’s no history of thyroid disease.
Who this helps: This helps patients with unexplained neurological symptoms and their doctors.
Amplification of thymosin beta 10 and AKAP13 genes in metastatic and aggressive papillary thyroid carcinomas.
2012
Pathology oncology research : POR
Fehér LZ, Pocsay G, Krenács L, Zvara A, Bagdi E +6 more
Plain English This study examined the genetic changes in papillary thyroid carcinoma (PTC), which is the most common type of thyroid cancer. Researchers analyzed samples from 43 cases and found that the thymosin beta 10 (TB10) and AKAP13 genes were amplified in many aggressive cases; specifically, 42.9% of cases with local metastasis and 15.4% of those with distant metastasis showed AKAP13 amplification, while it was absent in non-metastatic cases. Identifying these genetic markers is important for predicting how aggressive the cancer might be and could lead to better treatment strategies.
Who this helps: Patients with papillary thyroid carcinoma and their doctors.
Evaluation of the metabolic changes during hemodialysis by signal averaged ECG.
2012
Die Pharmazie
Berta E, Erdei A, Cseke B, Gazdag A, Paragh G +4 more
Plain English This study looked at how hemodialysis affects the heart's electrical activity in 26 patients with advanced kidney disease. Researchers found that the length of time it took for heart signals to pass increased during dialysis, meaning there’s a higher risk for heart rhythm problems; specifically, the QRS duration rose from an average of 109 ms before dialysis to 116 ms after. Additionally, harmful substances in the blood, like urea and creatinine, decreased significantly during treatment.
Who this helps: This helps patients with end-stage kidney disease undergoing dialysis.
Improved endothelial function and lipid profile compensate for impaired hemostatic and inflammatory status in iatrogenic chronic subclinical hyperthyroidism of thyroid cancer patients on L-t4 therapy.
2010
Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association
Gazdag A, Nagy EV, Burman KD, Paragh G, Jenei Z
Plain English This study looked at the heart and blood vessel health of 24 women who had thyroid cancer and were treated with thyroid hormone therapy. It found that when these women had low thyroid hormone levels (hypothyroidism), their blood vessels didn’t expand as well compared to when they had higher hormone levels (subclinical hyperthyroidism). Specifically, blood vessel expansion improved from 6.79% in hypothyroidism to 14.37% in subclinical hyperthyroidism, while total cholesterol decreased from 7.34 to 4.75 mmol/L.
Who this helps: This benefits patients with thyroid cancer who are undergoing hormone replacement therapy.
Establishment of the hu-PBL-SCID mouse model for the investigation of thyroid cancer.
2005
Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association
Gyory F, Mezosi E, Szakall S, Bajnok L, Varga E +5 more
Plain English This study developed a new mouse model that mimics the human immune system to better understand thyroid cancer. Researchers used tumor samples from ten patients—covering different types of thyroid cancer—and successfully implanted them into mice. Overall, they found that the immune response varied by cancer type, and in one case, a tumor even shrank after treatment, showing the model could help test new cancer treatments.
Who this helps: This benefits researchers and doctors working on new therapies for thyroid cancer patients.
Identification and induction of hsp70 gene by heat shock and cadmium exposure in carp.
2003
Acta biologica Hungarica
Ali KS, Dorgai L, Gazdag A, Abrahám M, Hermesz E
Plain English This study researched a specific gene in common carp that helps the fish handle stress from heat and the metal cadmium. The researchers found that this gene, known as hsp70, was not active in the brain and muscle and was barely detectable in the kidneys and liver when the fish were unstressed. However, when the carp were exposed to high temperatures or cadmium, the hsp70 levels increased depending on the tissue and amount of time exposed.
Who this helps: This benefits researchers studying fish stress responses and environmental health.
Surgical treatment of patients with painful instability of the second metatarsophalangeal joint.
1998
Foot & ankle international
Gazdag A, Cracchiolo A
Plain English This study investigated a surgical method to treat patients experiencing pain due to instability in the joint of the second toe. Researchers treated 18 patients (20 feet total) by transferring a specific tendon to stabilize the joint, and found that 11 patients had excellent results post-surgery, with only minor pain reported in 7 others. This matters because it shows a potential solution for patients who deal with painful instability in this joint, which can affect their foot function and quality of life.
Who this helps: This helps patients suffering from painful toe joint instability, particularly those with forefoot deformities like bunions.
Effect of denervation on endothelium-derived relaxing factor-dependent relaxation in the rat cremaster muscle.
1993
Microsurgery
Gazdag A, Chen L, Hagen PO, Seaber AV, Urbaniak JR
Plain English This study examined how nerve damage (denervation) affects blood vessel relaxation in the cremaster muscle of rats. Researchers found that a substance called acetylcholine could still help relax blood vessels, even when the nerves were cut, showing that nerve connections aren’t necessary for this process to happen. This is important because it suggests that treatments using similar substances could be effective for patients experiencing blood vessel spasms after surgery.
Who this helps: This benefits patients who suffer from vascular issues after surgeries.