Research output per year
Research output per year
- 46 results
Search results
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2024
Acute Liver and Kidney Failure as the Presentation of Leptospirosis: Case Report of a Rare Differential Diagnosis in Case of Jaundice
Makarova, A. (Corresponding Author), Ekšteina, I., Sperga, M., Elsberga, E., Klimovičs, T. & Zeltiņa, I., Aug 2024, In: Proceedings of the Latvian Academy of Sciences, Section B: Natural, Exact, and Applied Sciences. 78, 4, p. 323-327Research output: Contribution to journal › Article › peer-review
Open AccessFile -
Oral mucosal changes caused by nicotine pouches: case series
Miļuna-Meldere, S. (Corresponding Author), Vanka, Š. A., Skadiņš, I., Kroiča, J., Sperga, M. & Rostoka, D., 19 Sept 2024, In: Diagnostic Pathology. 19, 1, p. 1-10 10 p., 127.Research output: Contribution to journal › Article › peer-review
Open AccessFile8 Downloads (Pure) -
2023
Expression of p53, p63, p16, Ki67, Cyclin D, Bcl-2, and CD31 Markers in Actinic Keratosis, In Situ Squamous Cell Carcinoma and Normal Sun-Exposed Skin of Elderly Patients
Balcere, A. (Corresponding Author), Sperga, M., Čēma, I., Lauskis, G., Zolovs, M., Rone-Kupfere, M. & Krūmiņa, A., Dec 2023, In: Journal of Clinical Medicine. 12, 23, 11 p., 7291.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (Scopus)21 Downloads (Pure) -
Oral Biofilms and Mucosal Lesions in Smokeless Tobacco Users
Miļuna, S., Rostoka, D., Skadiņš, I., Sperga, M. & Kroiča, J., 2023, In: Medicina (Kaunas). 59, Suppl.2, p. 389 1 p.Research output: Contribution to journal › Meeting Abstract › peer-review
Open AccessFile74 Downloads (Pure) -
Plasma and urinary extracellular vesicles as a source of RNA biomarkers for prostate cancer in liquid biopsies
Bajo-Santos, C., Brokāne, A., Zayakin, P., Endzeliņš, E., Soboļevska, K., Belovs, A., Jansons, J., Sperga, M., Llorente, A., Radoviča-Spalviņa, I., Lietuvietis, V. & Linē, A. (Corresponding Author), 3 Feb 2023, In: Frontiers in Molecular Biosciences. 10, 980433.Research output: Contribution to journal › Article › peer-review
Open AccessFile12 Citations (Scopus)12 Downloads (Pure) -
Presence of amorphous masses is more common in dermatoscopically classical actinic keratosis than more advanced lesions
Balcere, A., Sperga, M., Čēma, I., Rone-Kupfere, M. & Krūmiņa, A., 2023. 1 p.Research output: Contribution to conference › Poster › peer-review
Open AccessFile7 Downloads (Pure) -
Sporadic pancreatic neuroendocrine neoplasms: A retrospective clinicopathological and outcome analysis from a Latvian study group
Ptasnuka, M. (Corresponding Author), Truskovs, A., Ozolins, A., Narbuts, Z., Sperga, M. & Plaudis, H., 20 Mar 2023, In: Frontiers in Surgery. 10, p. 01-08 8 p., 1131333.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (Scopus)9 Downloads (Pure) -
2022
A tribute to Prof. Ondrej Hes, MD, PhD (1968-2022)
Alaghehbandan, R., Agaimy, A., Ali, L., Alvarado-Cabrero, I., Amin, M. B., Boudova, L., Caliò, A., Comperat, E. M., Damjanov, I., Daum, O., Farcas, M., Gatalica, Z., Gill, A. J., Hartmann, A., Hayes, M. M., Hora, M., Kojima, F., Kristiansen, G., Kuroda, N. & López, J. I. & 31 others, , 1 Dec 2022, In: Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc. 35, 12, p. 2023-2024 2 p.Research output: Contribution to journal › Editorial
Open AccessFile1 Citation (Scopus)7 Downloads (Pure) -
Correction to: Eosinophilic vacuolated tumor (EVT) of kidney demonstrates sporadic TSC/MTOR mutations: next-generation sequencing multi-institutional study of 19 cases (Modern Pathology, (2021), 10.1038/s41379-021-00923-6)
Farcaş, M., Gatalica, Z., Trpkov, K., Swensen, J., Zhou, M., Alaghehbandan, R., Williamson, S. R., Magi-Galluzzi, C., Gill, A. J., Tretiakova, M., Lopez, J. I., Montiel, D. P., Sperga, M., Comperat, E., Brimo, F., Yilmaz, A., Siadat, F., Sangoi, A., Gao, Y. & Ptákova, N. & 14 others, , Feb 2022, In: Modern Pathology. 35, 2, p. 289-289 1 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Eosinophilic vacuolated tumor (EVT) of kidney demonstrates sporadic TSC/MTOR mutations: next-generation sequencing multi-institutional study of 19 cases
Farcaş, M., Gatalica, Z., Trpkov, K., Swensen, J., Zhou, M., Alaghehbandan, R., Williamson, S. R., Magi-Galluzzi, C., Gill, A. J., Tretiakova, M., Lopez, J. I., Montiel, D. P., Sperga, M., Comperat, E., Brimo, F., Yilmaz, A., Siadat, F., Sangoi, A., Gao, Y. & Ptákova, N. & 14 others, , Mar 2022, In: Modern Pathology. 35, 3, p. 344-351 8 p.Research output: Contribution to journal › Article › peer-review
50 Citations (Scopus) -
Histologic diversity in chromophobe renal cell carcinoma does not impact survival outcome: A comparative international multi-institutional study
Kolar, J., Llaurado, A. F., Ulamec, M., Skenderi, F., Perez-Montiel, D., Alvarado-Cabrero, I., Bulimbasic, S., Sperga, M., Tretiakova, M., Osunkoya, A. O., Rogala, J., Comperat, E., Gal, V., Dunatov, A., Pivovarcikova, K., Michalova, K., Vesela, A. B., Slisarenko, M., Strakova, A. P. & Pitra, T. & 4 others, , Oct 2022, In: Annals of Diagnostic Pathology. 60, 151978.Research output: Contribution to journal › Article › peer-review
5 Citations (Scopus) -
Histopathological Findings of Oral Mucosa in Smokeless Tobacco Users: Case Report
Miļuna, S., Melderis, R., Sperga, M., Skadiņš, I., Kroiča, J. & Rostoka, D., 30 Dec 2022, In: Open Dentistry Journal. 16, 1, 6 p., e187421062212232.Research output: Contribution to journal › Article › peer-review
Open AccessFile1 Citation (Scopus)16 Downloads (Pure) -
Pathological Changes in the Lungs of Patients with a Lethal COVID-19 Clinical Course
Viksne, V. (Corresponding Author), Strumfa, I., Sperga, M., Ziemelis, J. & Abolins, J., 15 Nov 2022, In: Diagnostics. 12, 11, p. 1-12 12 p., 2808.Research output: Contribution to journal › Article › peer-review
Open AccessFile2 Citations (Scopus)51 Downloads (Pure) -
2021
A case report of the very rare intrathyroid thymic carcinoma
Pūķis, M., Nevidovska, K., Sperga, M. & Butorina, D., 24 Mar 2021, p. 452.Research output: Contribution to conference › Abstract › peer-review
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Clinical, dermoscopic and morphological correlations of actinic keratosis
Balcere, A., Sperga, M., Ščerbuks, M., Čēma, I., Rone-Kupfere, M. & Krūmiņa, A., 2021. 1 p.Research output: Contribution to conference › Poster
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Clinicopathological Features and Outcomes of Gastroenteropancreatic Neuroendocrine Tumours: 15-years experience at a Tertiary Referral Hospitals in Latvia
Ptasnuka, M., Plaudis, H., Gardovskis, J., Ozoliņš, A., Pavars, M., Narbuts, Z., Gerina-Berzina, A., Radzina, M., Fokina, N., Truskovs, A. & Sperga, M., Jun 2021, p. 55-56.Research output: Contribution to conference › Abstract › peer-review
Open Access -
Epidemiology and Treatment Patterns among Patients with Pancreatic Neuroendocrine Tumours: Results from Latvian GEP-NET Study Group
Ptasnuka, M., Ozolins, A., Gardovskis, J., Pavars, M., Narbuts, Z., Truskovs, A., Sperga, M., Gerina-Berzina, A. & Plaudis, H., 2021, In: HPB. 23, Supplement 3, p. S894 1 p.Research output: Contribution to journal › Meeting Abstract › peer-review
Open Access -
Immunohistochemical marker correlation with dermoscopic findings in actinic keratosis and squamous cell carcinoma in situ
Balcere, A., Sperga, M., Cema, I., Rone-Kupfere, M. & Krūmiņa, A., 2021, p. 16-17. 2 p.Research output: Contribution to conference › Abstract
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Liver metastasis from retroperitoneal leiomyosarcoma 18 years after primary tumour resection: report of a case
Pavloviča, K., Tirāne, M., Stucka, R., Vilmanis, J., Sperga, M., Ozoliņš, A. & Gardovskis, J., 24 Mar 2021, p. 101.Research output: Contribution to conference › Abstract › peer-review
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Pathological grade in biochemical recurrence of prostate cancer after radiation therapy – preliminary data
Freimanis, A., Jansons, J., Belovs, A., Riekstiņš, R., Bērziņš, J. (Corresponding Author), Sperga, M. & Lietuvietis, V., 24 Mar 2021, p. 104.Research output: Contribution to conference › Abstract › peer-review
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Primary extramedullary plasmacytoma of small pelvis
Auziņa, D., Štrassere, M., Sperga, M., Bukbārdis, R. & Lejniece, S., 24 Mar 2021, p. 120.Research output: Contribution to conference › Abstract › peer-review
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Renal cell carcinomas with tubulopapillary architecture and oncocytic cells: Molecular analysis of 39 difficult tumors to classify
Pivovarcikova, K., Grossmann, P., Hajkova, V., Alaghehbandan, R., Pitra, T., Perez Montiel, D., Sperga, M., Rogala, J., Slisarenko, M., Bartos Vesela, A., Svajdler, P., Michalova, K., Rotterova, P., Hora, M., Michal, M. & Hes, O. (Corresponding Author), Jun 2021, In: Annals of Diagnostic Pathology. 52, 151734.Research output: Contribution to journal › Article › peer-review
8 Citations (Scopus) -
2020
Clinicians approach to actinic keratosis
Balcere, A., Konrāde-Jilmaza, L., Sperga, M., Čēma, I., Rone-Kupfere, M. & Krūmiņa, A., 2020, p. 49-49.Research output: Contribution to conference › Abstract › peer-review
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Epidemiological Data and Treatment of Gastroenteropancreatic Neuroendocrine Neoplasms: Insights From Tertiary Referral Hospitals in Latvia
Ptasnuka, M. (Corresponding Author), Ozolins, A., Narbuts, Z., Truskovs, A., Sperga, M. & Plaudis, H., 1 Feb 2020, In: World Journal of Surgery. 44, 2, p. 585-593 9 p.Research output: Contribution to journal › Article › peer-review
1 Citation (Scopus) -
Expanding the morphologic spectrum of chromophobe renal cell carcinoma: A study of 8 cases with papillary architecture
Michalova, K., Tretiakova, M., Pivovarcikova, K., Alaghehbandan, R., Perez Montiel, D., Ulamec, M., Osunkoya, A., Trpkov, K., Yuan, G., Grossmann, P., Sperga, M., Ferak, I., Rogala, J., Mareckova, J., Pitra, T., Kolar, J., Michal, M. & Hes, O., Feb 2020, In: Annals of Diagnostic Pathology. 44, 151448.Research output: Contribution to journal › Article › peer-review
26 Citations (Scopus) -
Papillary renal cell carcinoma with prominent spindle cell stroma - tumor mimicking mixed epithelial and stromal tumor of the kidney: Clinicopathologic, morphologic, immunohistochemical and molecular genetic analysis of 6 cases
Rogala, J., Kojima, F., Alaghehbandan, R., Agaimy, A., Martinek, P., Ondic, O., Ulamec, M., Sperga, M., Michalova, K., Pivovarcikova, K., Pitra, T., Hora, M., Ferak, I., Marečková, J., Michal, M. & Hes, O. (Corresponding Author), Feb 2020, In: Annals of Diagnostic Pathology. 44, 151441.Research output: Contribution to journal › Article › peer-review
5 Citations (Scopus) -
2019
Clinical, Dermatoscopical and Histopathological Correlation of Atypical Acitnic Keratoses
Balcere, A., Karls, R., Sperga, M., Rone-Kupfere, M., Čēma, I., Vīksna, L. & Krūmiņa, A., 2019, p. 426. 1 p.Research output: Contribution to conference › Abstract › peer-review
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Epidemiological data and Treatment patterns among patients with Pancreatic Neuroendocrine Tumours (pNETs) in Latvia: first report from multi-institutional study
Ptasnuka, M., Plaudis, H., Ozoliņš, A., Sperga, M., Truskovs, A., Narbuts, Z., Kudaba, I. & Gerina-Berzina, A., Apr 2019, p. 73. 1 p.Research output: Contribution to conference › Abstract › peer-review
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Outcomes of Sporadic Resected NonFunctional Pancreatic Neuroendocrine Tumours (NF-pNETs) – 11-Year Experience in Tertiary Referral Hospitals in Latvia
Ptasnuka, M., Plaudis, H., Ozoliņš, A., Sperga, M., Truskovs, A., Narbuts, Z., Kudaba, I. & Gerina-Berzina, A., 2019, p. 84-84.Research output: Contribution to conference › Abstract › peer-review
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2018
High-Grade renal cell carcinoma with emperipolesis: Clinicopathological, immunohistochemical and Molecular-Genetic analysis of 14 cases
Rotterova, P., Martinek, P., Alaghehbandan, R., Prochazkova, K., Damjanov, I., Rogala, J., Suster, S., Perez-Montiel, D., Alvarado-Cabrero, I., Sperga, M., Svajdler, M., Michalova, K., Pivovarcikova, K., Daum, O., Hora, M., Dusek, M., Ondic, O., Stehlikova, A., Michal, M. & Hes, O. (Corresponding Author), Mar 2018, In: Histology and Histopathology. 33, 3, p. 277-287 11 p.Research output: Contribution to journal › Article › peer-review
11 Citations (Scopus) -
Noncoding RNA Expression and Targeted Next-Generation Sequencing Distinguish Tubulocystic Renal Cell Carcinoma (TC-RCC) from Other Renal Neoplasms
Lawrie, C. H., Armesto, M., Fernandez-Mercado, M., Arestín, M., Manterola, L., Goicoechea, I., Larrea, E., Caffarel, M. M., Araujo, A. M., Sole, C., Sperga, M., Alvarado-Cabrero, I., Michal, M., Hes, O. & López, J. I., Jan 2018, In: Journal of Molecular Diagnostics. 20, 1, p. 34-45 12 p.Research output: Contribution to journal › Article › peer-review
Open Access20 Citations (Scopus) -
Papillary renal cell carcinoma with cytologic and molecular genetic features overlapping with renal oncocytoma: Analysis of 10 cases
Michalova, K., Steiner, P., Alaghehbandan, R., Trpkov, K., Martinek, P., Grossmann, P., Montiel, D. P., Sperga, M., Straka, L., Prochazkova, K., Cempirkova, D., Horava, V., Bulimbasic, S., Pivovarcikova, K., Daum, O., Ondic, O., Rotterova, P., Michal, M., Hora, M. & Hes, O., Aug 2018, In: Annals of Diagnostic Pathology. 35, p. 1-6 6 p.Research output: Contribution to journal › Article › peer-review
14 Citations (Scopus) -
“High-grade oncocytic renal tumor”: morphologic, immunohistochemical, and molecular genetic study of 14 cases
He, H., Trpkov, K., Martinek, P., Isikci, O. T., Maggi-Galuzzi, C., Alaghehbandan, R., Gill, A. J., Tretiakova, M., Lopez, J. I., Williamson, S. R., Montiel, D. P., Sperga, M., Comperat, E., Brimo, F., Yilmaz, A., Pivovarcikova, K., Michalova, K., Slouka, D., Prochazkova, K. & Hora, M. & 3 others, , 19 Sept 2018, In: Virchows Archiv. 473, 6, p. 725-738 14 p.Research output: Contribution to journal › Article › peer-review
88 Citations (Scopus) -
2017
TFE3-fusion variant analysis defines specific clinicopathologic associations Amog Xp11 translocation cancers
Pivovarcikova, K. (Corresponding Author), Grossmann, P., Alaghehbandan, R., Sperga, M., Michal, M. & Hes, O., 1 Jan 2017, In: American Journal of Surgical Pathology. 41, 1, p. 138-140 3 p.Research output: Contribution to journal › Letter › peer-review
19 Citations (Scopus) -
2016
Biphasic squamoid alveolar renal cell carcinoma: A distinctive subtype of papillary renal cell carcinoma?
Hes, O. (Corresponding Author), Mundo, E. C., Peckova, K., Lopez, J. I., Martinek, P., Vanecek, T., Falconieri, G., Agaimy, A., Davidson, W., Petersson, F., Bulimbasic, S., Damjanov, I., Jimeno, M., Ulamec, M., Podhola, M., Sperga, M., Foix, M. P., Shelekhova, K., Kalusova, K. & Hora, M. & 4 others, , 2016, In: American Journal of Surgical Pathology. 40, 5, p. 664-675 12 p.Research output: Contribution to journal › Article › peer-review
48 Citations (Scopus) -
Cystic renal oncocytoma and tubulocystic renal cell carcinoma: Morphologic and immunohistochemical comparative study
Skenderi, F., Ulamec, M., Vranic, S., Bilalovic, N., Peckova, K., Rotterova, P., Kokoskova, B., Trpkov, K., Vesela, P., Hora, M., Kalusova, K., Sperga, M., Montiel, D. P., Cabrero, I. A., Bulimbasic, S., Branzovsky, J., Michal, M. & Hes, O. (Corresponding Author), 2016, In: Applied Immunohistochemistry and Molecular Morphology. 24, 2, p. 112-119 8 p.Research output: Contribution to journal › Article › peer-review
18 Citations (Scopus) -
Molecular genetic alterations in renal cell carcinomas with tubulocystic pattern: tubulocystic renal cell carcinoma, tubulocystic renal cell carcinoma with heterogenous component and familial leiomyomatosis-associated renal cell carcinoma. Clinicopathologic and molecular genetic analysis of 15 cases
Ulamec, M., Skenderi, F., Zhou, M., Krušlin, B., Martínek, P., Grossmann, P., Peckova, K., Alvarado-Cabrero, I., Kalusova, K., Kokoskova, B., Rotterova, P., Hora, M., Daum, O., Dubova, M., Bauleth, K., Slouka, D., Sperga, M., Davidson, W., Rychly, B. & Montiel, D. P. & 2 others, , 2016, In: Applied Immunohistochemistry and Molecular Morphology. 24, 7, p. 521-530 10 p.Research output: Contribution to journal › Article › peer-review
12 Citations (Scopus) -
Morphological, immunohistochemical, and chromosomal analysis of multicystic chromophobe renal cell carcinoma, an architecturally unusual challenging variant
Foix, M. P., Dunatov, A., Martinek, P., Mundó, E. C., Suster, S., Sperga, M., Lopez, J. I., Ulamec, M., Bulimbasic, S., Montiel, D. P., Alaghehbandan, R., Peckova, K., Pivovarcikova, K., Ondrej, D., Rotterova, P., Skenderi, F., Prochazkova, K., Dusek, M., Hora, M. & Michal, M. & 1 others, , 1 Dec 2016, In: Virchows Archiv. 469, 6, p. 669-678 10 p.Research output: Contribution to journal › Article › peer-review
22 Citations (Scopus) -
2015
Morphological and immunohistochemical profile of pancreatic neuroendocrine neoplasms
Simtniece, Z., Vanags, A., Strumfa, I., Sperga, M., Vasko, E., Prieditis, P., Trapencieris, P. & Gardovskis, J., 30 Jul 2015, In: Polish Journal of Pathology. 66, 2, p. 176-194 19 p.Research output: Contribution to journal › Article › peer-review
Open AccessFile9 Citations (Scopus)8 Downloads (Pure) -
Neiroendokrīno audzēju diagnostikas, ārstēšanas un dinamiskās novērošanas rekomendācijas. (atjaunota versija, 2015)
Lejnieks, A. (Team Leader), Purkalne, G., Kudaba, I., Vecvagare, E., Gerina-Berzina, A., Konrāde, I., Pirags, V., Šteina, S., Derovs, A., Gardovskis, J., Ozoliņš, A., Plaudis, H., Siliņš, I., Štrumfa, I., Sperga, M. & Bērziņa, A., 2015, Riga: SIA "Hromets poligrāfija" . 51 p.Research output: Book/Report › Book › peer-review
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Rētainas izmaiņas nierēs un to saistība ar nieru audzējiem
Translated title of the contribution :Cicatricial Changes in the Kidneys and Their Link to Renal Tumours Research output: Types of Thesis › Doctoral Thesis
Open Access -
2014
Foamy cell (hibernoma-like) change is a rare histopathological feature in renal cell carcinoma
Petersson, F., Sperga, M., Bulimbasic, S., Martinek, P., Svajdler, M., Kuroda, N., Hora, M., Simpson, R., Tichy, T., Peckova, K., Branzovsky, J., Pivovarcikova, K., Rotterova, P., Kokoskova, B., Bauleth, K., Martincok, D., Nagy, V., Michal, M. & Hes, O. (Corresponding Author), Aug 2014, In: Virchows Archiv. 465, 2, p. 215-224 10 p.Research output: Contribution to journal › Article › peer-review
6 Citations (Scopus) -
2013
Chromophobe renal cell carcinoma-chromosomal aberration variability and its relation to Paner grading system: an array CGH and FISH analysis of 37 cases
Sperga, M., Martinek, P., Vanecek, T., Grossmann, P., Bauleth, K., Perez-Montiel, D., Alvarado-Cabrero, I., Nevidovska, K., Lietuvietis, V., Hora, M., Michal, M., Petersson, F., Kuroda, N., Suster, S., Branzovsky, J. & Hes, O., Oct 2013, In: Virchows Archiv. 463, 4, p. 563-573 11 p.Research output: Contribution to journal › Article › peer-review
37 Citations (Scopus) -
2011
The value and limitations of contrast-enhanced ultrasound in detection of prostate cancer
Strazdiņa, A., Krumiņa, G. & Sperga, M., Apr 2011, In: Anticancer Research. 31, 4, p. 1421-1426 6 p.Research output: Contribution to journal › Article › peer-review
29 Citations (Scopus) -
2010
Characteristics of transmembranous glycoprotein CD44, PTEN protein and Ki 67 in endometrial hyperplasia and carcinoma
Mahmajeva, O., Kleina, R., Sperga, M., Groma, V. & Dabuzinskiene, A., Aug 2010, In: Virchows Archiv. 457, 2, p. 215-215 0183.Research output: Contribution to journal › Meeting Abstract › peer-review
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2004
Consequences of atherosclerosis in the inhabitants of Riga according the dates of Pathology Center (1999-2003)
Kleina, R., Sperga, M., Smits, A. & Tipaine, V., Nov 2004, In: Atherosclerosis Supplements. 5, 4, p. 17-17Research output: Contribution to journal › Meeting Abstract › peer-review