Publications by authors named "Adrian Vaduva"

Background/objectives: Subcutaneous panniculitis-like T-cell lymphoma (SPTCL) is a rare and aggressive cutaneous lymphoma, often misdiagnosed due to nonspecific clinical features. Early diagnosis and treatment remain challenging.

Methods: We report the case of a 31-year-old female with a chronic non-healing gluteal wound initially treated as an abscess.

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: Tooth bleaching is a widely requested aesthetic procedure in modern dentistry. However, the structural effects of high-concentration peroxide-based bleaching agents on enamel remain insufficiently understood. This study aims to evaluate and compare the effects of three in-office bleaching agents-Opalescence Boost (40% hydrogen peroxide [HP]), Opalescence Quick (45% carbamide peroxide [CP]), and BlancOne Ultra + (35% hydrogen peroxide [HP])-on enamel surface characteristics and color change using confocal laser scanning microscopy (CLSM) and spectrophotometric analysis.

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Background And Objectives: We aimed to assess the significance of sex and age compared to other clinical-pathological parameters in colorectal cancer (CRC).

Materials And Methods: Our study included a retrospective approach to CRC patients who underwent surgery at the 'Pius Brinzeu' County Clinical Emergency Hospital in Timisoara (PBECCHT), Romania. The analyzed parameters were: patient age and sex, tumor location, histological type, differentiation grade (G), extent of tumor (pT), lymph-node status (pN), distant metastasis status (pM), and lymphovascular invasion (LVI).

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Background: Atrial high-rate episodes (AHRE) detected by cardiac implanted electronic devices are known markers for adverse cardiac events. Previous studies have shown that the incidence of new-onset AHREs in patients with right ventricular pacing reaches 50%. At the same time, His bundle pacing (HBP) and left bundle branch area pacing (LBBAP) were associated with significantly fewer AHRE.

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Recently published data suggested significantly lower pacing-induced cardiomyopathy (PICM) incidence with conduction system pacing (CSP). Because most data evaluated only the impact on the left ventricle, this study aimed to assess changes in echocardiographic parameters of morphology and function for all heart chambers in patients with baseline preserved and mid-range LVEF over a medium-term follow-up period after CSP. A total of 128 consecutive patients with LVEF > 40% and successful CSP for bradyarrhythmic indication were prospectively enrolled.

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Animal models that closely mimic human burn wound healing processes are essential for developing effective burn wound treatments. Pigs are useful animal models for studying burn wound healing. From their extensive literature review, Andrews and Cuttle (2017) reported mean temperature and exposure time values.

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Article Synopsis
  • - Animal models like pigs are important for researching burn wound healing, and this study aimed to establish initial burn depths for comparing two treatments and validate existing porcine burn models.
  • - Six young male pigs were subjected to burns with a heated copper plate at 110ºC for different durations (10 seconds for superficial burns and 20 seconds for deeper burns) while under anesthesia.
  • - Results showed that burns lasting 20 seconds significantly increased dermis damage and collagen degradation compared to those lasting 10 seconds, confirming the effectiveness of the methods used in this controlled burn experiment.
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  • - Scabies is a common skin infestation caused by parasites, often seen in crowded living conditions, and can lead to serious skin infections and kidney issues in both kids and adults.
  • - Treatment typically involves a combination of Ivermectin (an oral medication) and sulfur-based ointments, although caution is needed for patients with kidney problems because Ivermectin can be harmful to the kidneys.
  • - A case report details two brothers with scabies who developed severe skin infections and acute kidney problems, but fortunately, their skin healed and kidney function normalized after treatment.
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This human histological study's purpose was to histologically evaluate papillae's healing after hyaluronic acid (HA) gel augmentation at three healing time points after one injection with hyaDENT BG. Fifteen papillae from two patients with stage III, grade B periodontitis have been selected for this study. Every week for three weeks, five papillae were injected once with HA gel, and during the fourth week, the papillae were surgically removed as part of step 3 of the periodontal treatment.

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The aim of this study was to evaluate the clinical-pathological profile in young patients with thyroid cancer. We realized a retrospective study on patients with thyroid neoplasms who underwent surgery at the "Pius Brinzeu" County Clinical Emergency Hospital in Timisoara, Romania. A comparative analysis of some parameters between two groups, young patients (<45 years) versus patients ≥45 years, was performed.

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Small bowel tumors are relatively rare, representing only around 5% of all gastrointestinal neoplasms, with a progressively increasing incidence. Currently, there are no established guidelines for diagnostic approaches, screening procedures, or management strategies for small bowel tumors. We present here the case of a patient with a rare type of metastatic tumor of the small bowel originating from primary lung adenocarcinoma who presented with abdominal pain, severe iron-deficiency anemia, and melena.

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Background: The primary prerequisite for a successful conduction system pacing (CSP) procedure is the integrity of the conduction system, which may be impaired if a baseline bundle branch block (BBB) is present. This study aimed to evaluate the feasibility and mid-term performance of permanent CSP in patients with baseline BBB and to compare the results between left bundle branch block (LBBB) and right bundle branch block (RBBB) patterns.

Material And Methods: A total of 101 patients with typical BBB and an attempt at CSP were retrospectively reviewed.

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  • Colorectal cancer (CRC) remains a significant public health challenge, prompting a study to assess classic and lesser-known histopathological factors affecting prognosis.
  • A retrospective analysis of 71 CRC patients who had surgery focused on both traditional prognostic factors and new parameters like tumor budding, poorly differentiated clusters, and tumor-infiltrating lymphocytes.
  • Findings revealed that various high-risk indicators, including deep invasion and certain tumor configurations, are linked to increased chances of lymph node metastases, emphasizing the importance of both established and novel factors in predicting CRC outcomes.
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  • This study investigated the clinical and pathological characteristics of patients with invasive cutaneous melanomas and aimed to determine the prognostic factors affecting the spread of cancer to lymph nodes.
  • A total of 79 patients were reviewed, revealing significant findings such as 58.3% having a Breslow tumor thickness greater than 2 mm and 43.1% experiencing lymph node metastases.
  • Key prognostic factors identified included Breslow thickness >2 mm, high Clark level, high mitotic rates, and ulceration, suggesting that even some less aggressive melanomas may still evolve unexpectedly, necessitating careful patient monitoring.
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  • The study investigates the collagen content in the skin of two fish species, ON and OM, as potential biological allografts for skin scaffolding.
  • Young fish were analyzed due to their higher collagen concentrations, using sterilization methods and histochemical analysis to assess collagen types.
  • Results showed OM had consistently higher Type III collagen, suggesting it may be a better option for skin scaffolds in burn treatments, especially after proper sterilization.
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  • The study used confocal laser scanning microscopy (CLSM) to evaluate tissue breakdown around implants in a dog model, specifically looking at how different section thickness affects histometric accuracy.* ! -
  • After placing implants and related ligatures, various section thicknesses (thin at 30 µm and thick at 250-300 µm) were compared using light microscopy as a reference to assess tissue loss over time.* ! -
  • Results showed that tissue loss was more pronounced in thick sections, highlighting that while CLSM may be complex, it provides valuable data that can compete with traditional light microscopy techniques, provided that thick section manipulation is carefully handled.* !
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Introduction: A renal biopsy represents the gold standard in the diagnosis, prognosis, and management of patients with glomerulonephritis. So far, non-invasive elastographic techniques have not confirmed their utility in replacing a biopsy; however, the new and improved software from Hologic Supersonic Mach 30 is a promising method for assessing the renal tissue's stiffness and viscosity. We investigated whether this elastography technique could reveal renal tissue fibrosis in patients with chronic glomerulonephritis.

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Objectives: Soft and hard tissue breakdown was histologically and radiologically assessed around implants with alternate, consecutively placed ligatures on the same edentulous dog hemimandible. The influence of ligatured implants (LI) on adjacent non-ligatured implants (NLI, as a possible naturally induced peri-implantitis) was also evaluated.

Material And Methods: Three months after tooth extraction, five dental implants were placed in the dog hemimandible.

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Aim: The aim of our study was to assess the therapeutic effects of platelet-rich plasma (PRP) and bone marrow aspirate concentrate (BMAC) in an animal knee lesion complex associating a large osteochondral defect and meniscal defect resulted from partial meniscectomy, a clinical situation that occurs quite often in orthopedic practice.

Materials And Methods: Twenty-one male rabbits were included in the study, and all underwent initial surgery on the right knee to create the osteochondral defect on the internal femoral condyle, and remove the anterior horn of the internal meniscus, simulating a clinical situation. Rabbits were separated in three study groups: control, PRP group, in which three PRP injections were administered, and BMAC group, in which one single BMAC injection was administered.

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The aim of our study was to assess the prognostic value of the two new grading systems based on the quantification of tumor budding - TB (GBd) and poorly differentiated clusters - PDCs (PDCs-G) in colorectal carcinomas (CRC). We performed a retrospective study on 71 CRC patients who underwent surgery at the Emergency County Hospital, Timișoara. CRC cases were classified based on haematoxylin-eosin slides, using the conventional grading system, GBd and PDCs-G, respectively.

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Breast cancer (BC) remains one of the major causes of cancer death in women worldwide. The difficulties in assessing the deep molecular mechanisms involved in this pathology arise from its high complexity and diverse tissue subtypes. Long non-coding RNAs (lncRNAs) were shown to have great tissue specificity, being differentially expressed within the BC tissue subtypes.

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Article Synopsis
  • The study explored the effectiveness of incorporating 3D virtual models in teaching anatomic pathology to medical students, comparing it to traditional formalin-stored specimens.
  • Despite students finding the 3D models subjectively better, their performance on assessments was poorer with the new method compared to the traditional approach.
  • The research suggests that increased familiarity and integration of novel teaching tools could enhance learning outcomes for students who are more accustomed to digital resources.
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Obesity is an age-independent, lifestyle-triggered, pandemic disease associated with both endothelial and visceral adipose tissue (VAT) dysfunction leading to cardiometabolic complications mediated via increased oxidative stress and persistent chronic inflammation. The purpose of the present study was to assess the oxidative stress in VAT and vascular samples and the effect of in vitro administration of vitamin D. VAT and mesenteric artery branches were harvested during abdominal surgery performed on patients referred for general surgery ( = 30) that were randomized into two subgroups: nonobese and obese.

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Article Synopsis
  • * The study focused on samples from obese patients during surgery, showing that the MAO-A isoform was prevalent in both fat and blood vessel tissues, correlating with higher levels of reactive oxygen species (ROS) and impaired blood vessel function.
  • * Using a MAO-A inhibitor improved blood vessel function and reduced ROS production, indicating that targeting MAO-A could be a potential strategy for addressing complications related to obesity and inflammation.
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Colorectal cancer (CRC) remains a major public health burden worldwide, despite increased knowledge on its pathogenesis and advances in therapy. We aimed to evaluate a new histological grading system based on poorly differentiated clusters (PDCs) counting - the PDCs grade (PDCs-G), and its clinicopathological and prognostic significance, compared to the World Health Organisation (WHO) grading system (WHO grade). We reviewed 71 surgical resection specimens for CRC from the Emergency County Hospital "Pius Brînzeu" Timisoara.

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