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Query: "author" (Janez Žgajnar) .

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1.
Celostno obvladovanje raka v Sloveniji : kaj smo se naučili v zadnjem desetletju in kako naprej?
Sonja Tomšič, Janez Žgajnar, 2026, published professional conference contribution

Abstract: Rak je eden največjih zdravstvenih izzivov sodobne družbe. Breme raka se povečuje, takšen trend pa je pričakovati tudi v prihodnje. Za obvladovanje raka so potrebni jasni in usklajeni ukrepi, ki so v Sloveniji od leta 2010 sistemsko združeni v Državnem programu obvladovanja raka. V zadnji 15 letih opažamo, da se je v Sloveniji incidenčna stopnja raka pri moških začela zniževati, pri ženskah pa še narašča. Pomembno se je izboljšalo preživetje bolnikov z rakom, uspešno so bili vzpostavljeni vsi trije presejalni programi, ki so dobro sprejeti med prebivalstvom. Pomembni premiki so se zgodili tudi na področju izboljševanja kakovosti življenja bolnikov z rakom, zlasti na področju celostne rehabilitacije in dostopnosti paliativne oskrbe. V prihodnje ostajajo številni izzivi, med drugim na področju primarne in sekundarne preventive, zagotavljanja zadostnih in ustreznih virov, delovanja celotnega zdravstvenega sistema, učinkovitega povezovanja deležnikov (v Sloveniji in EU), ohranjanju dostopnosti do sodobnih zdravljenj, krepitve raziskovalne dejavnosti ter nadaljnjega izboljševanja kakovosti življenja oseb po prebolelem raku. Onkologija ima v Sloveniji dolgo tradicijo in izjemne dosežke, ki so rezultat dolgoletnega strokovnega dela, predanosti in medsebojnega sodelovanja. To naj ostane vodilo tudi pri nadaljnjem razvoju državnega programa obvladovanja raka.
Keywords: onkologija, obvladovanje raka, epidemiologija
Published in DiRROS: 03.06.2026; Views: 97; Downloads: 42
.pdf Full text (244,42 KB)

2.
Razvojni trendi v onkologiji
Andraž Perhavec, Janez Žgajnar, 2026, published professional conference contribution

Abstract: Razvoj onkologije v zadnjem desetletju je v veliki meri sledil napovedim iz leta 2016, vendar je hkrati razkril tudi številne nove izzive. Personalizirana medicina je iz koncepta prešla v klinično realnost, molekularna diagnostika in imunoterapija sta postali temelj sodobne diagnostike in zdravljenja, digitalizacija pa je spremenila način obravnave bolnikov. Kljub temu številni izzivi ostajajo – predvsem organizacijski, kadrovski in ekonomski. V prispevku analiziramo napovedi iz leta 2016, njihovo uresničitev ter odstopanja. Poseben poudarek namenjamo prihodnosti, kjer pričakujemo integracijo umetne inteligence, multiomike, tekočinskih biopsij in novih modelov zdravljenja. Onkologija prihodnosti ne bo le bolj učinkovita, temveč tudi bistveno bolj kompleksna in odvisna od sposobnosti povezovanja biologije, tehnologije, informatike in finančnih sredstev.
Keywords: onkologija, onkološka kirurgija, epidemiologija, obvladovanje raka
Published in DiRROS: 03.06.2026; Views: 76; Downloads: 30
.pdf Full text (208,01 KB)

3.
4.
Impact of chest tube type on pain, drainage efficacy, and short-term treatment outcome following video-assisted thoracoscopic surgery lobectomy : a randomized controlled trial comparing coaxial silicone drains and standard polyvinyl chloride drains
Boris Greif, Janez Žgajnar, Tomaž Štupnik, 2025, original scientific article

Abstract: Background: Chest drains are routinely used after video-assisted thoracoscopic surgery (VATS) lung resections to evacuate fluid and air from the pleural space. We compared the impact of coaxial silicone (SIL) drains vs. standard polyvinyl chloride (PVC) drains on postoperative pain, drainage efficacy, and short-term treatment outcome following VATS lobectomy. Methods: The prospective randomized study included 80 patients who underwent VATS lobectomy for lung cancer between September 2020 and June 2023. Patients were randomized into two groups based on the type of chest drain used postoperatively: 40 in the experimental group (coaxial SIL drain Fr 24) and 40 in the control group (standard PVC drain Fr 24). The researchers collecting the data and the caregivers were not blinded to the group allocation. The primary objective was to evaluate pain over the initial 2 postoperative days by assessing analgesic consumption, respiratory muscle strength [measured as maximal inspiratory pressure (MIP) and maximal expiratory pressure (MEP)], and pain intensity using the visual analog scale (VAS). MIP, MEP, and VAS were measured both at rest and during physical activity. Results: Sixty-nine patients were included in the final analysis: 35 in the experimental group and 34 in the control group. The groups were comparable in terms of drainage efficacy and short-term treatment outcome, but pain was significantly lower in the experimental group (coaxial SIL drain). Diclofenac consumption was significantly lower in the experimental group (P=0.004), with a trend toward lower consumption of other analgesics. All respiratory muscle strength measurements were higher in the experimental group, with significant differences in static MIP on the second postoperative day (P=0.046), both static (P=0.02) and dynamic (P=0.050) MEP on the first postoperative day, and static MEP on the second postoperative day (P=0.02). Static VAS (S-VAS) on the first postoperative day was statistically significantly lower in the experimental group (P=0.003). Dynamic VAS (D-VAS) was comparable between the groups. Conclusions: This study confirmed the hypothesis that coaxial SIL drains, owing to their softer material, cause less pain while maintaining efficacy comparable to standard PVC drains.
Keywords: video-assisted thoracoscopic surgery, VATS, lobectomy, postoperative pain, chest tube, analgesia
Published in DiRROS: 12.12.2025; Views: 495; Downloads: 274
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5.
Poročilo Državnega programa obvladovanja raka za leto 2024
Sonja Tomšič, Janez Žgajnar, Katarina Plantosar, Amela Duratović Konjević, Joka Kosmina, Branko Zakotnik, 2025, published professional conference contribution

Keywords: javno zdravje, preventivni programi, onkologija
Published in DiRROS: 11.09.2025; Views: 655; Downloads: 244
.pdf Full text (89,21 KB)

6.
36. onkološki vikend : imunost in rak
2025, not set

Keywords: zborniki
Published in DiRROS: 09.09.2025; Views: 584; Downloads: 205
.pdf Full text (9,92 MB)

7.
Does concurrent gynaecological surgery affect infectious complications rate after mastectomy with implant-based reconstruction?
Nina Pišlar, Barbara Perić, Uroš Ahčan, Romi Cencelj-Arnež, Janez Žgajnar, Andraž Perhavec, 2023, original scientific article

Abstract: Background. Women who undergo breast cancer surgery often have an indication for gynaecological procedure. The aim of our study was to compare infectious complications rate after mastectomy with implant-based reconstruc-tion in patients with and without concurrent gynaecological procedure.Patients and methods. We retrospectively reviewed clinical records of 159 consecutively operated patients after mastectomy with implant-based reconstruction. The patients were divided in 2 groups: 102 patients without (Group 1) and 57 with (Group 2) concurrent gynaecological procedure. Infectious complications rates between the groups were compared using χ2-test. Logistic regression was performed to test for association of different variables with infec-tious complications.Results. There were240 breast reconstructions performed. Median follow-up time was 297 days (10–1061 days). Mean patient age was 47.2 years (95% CI 32.8–65.9); 48.2 years (95% CI 46.1–50.3) in Group 1 and 45.8 years (95% CI 43.2–48.3) in Group 2; p = 0.002). Infectious complications rate was 17.6% (17.6% vs. 17.5%, p = 0.987), implant loss occurred in 5.7% (4.9% vs. 7.0%, p = 0.58). Obesity (body mass index[BMI] > 30 kg/m2), age, previous breast conserv-ing treatment (BCT) with radiotherapy (RT) were identified as risk factors for infectious complications in univariate analysis. Obesity (adjusted odds ratio [aOR] 3.319, 95% CI 1.085–10.157, p = 0.036) and BCT with RT (aOR 7.481, 95% CI 2.230–25.101, p = 0.001) were independently associated with infectious complications in multivariate model.Conclusions. Concurrent gynaecological procedure for patients undergoing mastectomy with implant-based re-construction did not carry an increased risk for infectious complications.
Keywords: rak na dojki, infekcijski zapleti, rekonstrukcija z vsadki
Published in DiRROS: 25.07.2024; Views: 1179; Downloads: 719
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8.
Completely resected stage III melanoma controversy : 15 years of national tertiary centre experience
Barbara Perić, Sara Milićević, Andraž Perhavec, Marko Hočevar, Janez Žgajnar, 2021, original scientific article

Abstract: Background Two prospective randomized studies analysing cutaneous melanoma (CM) patients with sentinel lymph node (SLN) metastases and rapid development of systemic adjuvant therapy have changed our approach to stage III CM treatment. The aim of this study was to compare results of retrospective survival analysis of stage III CM patients% treatment from Slovenian national CM register to leading international clinical guidelines. Patients and methods Since 2000, all Slovenian CM patients with primary tumour % TIb are treated at the Institute of Oncology Ljubljana and data are prospectively collected into a national CM registry. A retrospective analysis of 2426 sentinel lymph node (SLN) biopsies and 789 lymphadenectomies performed until 2015 was conducted using Kaplan-Meier survival curves and log-rank tests. Results Positive SLN was found in 519/2426 (21.4%) of patients and completion dissection (CLND) was performed in 455 patients. The 5-year overall survival (OS) of CLND group was 58% vs. 47% of metachronous metastases group (MLNM) (p = 0.003). The 5-year OS of patients with lymph node (LN) metastases and unknown primary site (UPM) was 45% vs. 21% of patients with synchronous LN metastasis. Patients with SLN tumour burden < 0.3 mm had 5-year OS similar to SLN negative patients (86% vs. 85%; p = 0.926). The 5-year OS of patients with burden > 1.0 mm was similar to the MLNM group (49% vs. 47%; p = 0.280). Conclusions Stage III melanoma patients is a heterogeneous group with significant OS differences. CLND after positive SLNB might still remain a method of treatment for selected patients with stage III.
Keywords: cutaneous melanoma, surgery treatment, sentinel node biopsy
Published in DiRROS: 17.07.2024; Views: 1242; Downloads: 770
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9.
10.
Does regular quality control improve the quality of surgery in Slovenian breast cancer screening program?
Andraž Perhavec, Sara Milićević, Barbara Perić, Janez Žgajnar, 2020, original scientific article

Abstract: The aim of our study was to evaluate the quality of surgery of Slovenian breast cancer screening program (DORA) using the requested EU standards. Furthermore, we investigated whether regular quality control over the 3-year period improved the quality of surgical management. Patients and methods. Patients who required surgical management within DORA between January 1st, 2016 and December 31st, 2018 were included in the retrospective study. Quality indicators (QIs) were adjusted mainly according to European Society of Breast Cancer Specialists (EUSOMA) and European Breast Cancer Network (EBCN) recommendations. Five QIs for therapeutic and two for diagnostic surgeries were selected. Additionally, variability in achieving the requested QIs among surgeons was analysed. Results. Between 2016 and 2018, 14 surgeons performed 1421 breast procedures in 1398 women. There were 1197 therapeutical (for proven breast cancer) and 224 diagnostic surgical interventions respectively. Overall, the minimal standard was met in two QIs for therapeutic and none for diagnostic procedures. A statistically significant improvement in three QIs for therapeutic and in one QI for diagnostic procedures was observed however, indicating that regular quality control improves the quality of surgery. A high variability in achieving the requested QIs was observed among surgeons, which remained high throughout the study period. Conclusions. Adherence to all selected surgical QIs in patients from screening program is difficult to achieve, especially to those specifically defined for screen-detected lesions. Regular quality control may improve results over time. Reducing the number of surgeons dedicated to breast pathology may reduce variability of management inside the institution.
Keywords: breast surgery, mammography, screening program, quality control
Published in DiRROS: 12.07.2024; Views: 1373; Downloads: 460
.pdf Full text (276,28 KB)

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