Dr. S.A. (Bas) van Nimwegen

Prof. dr. H. Jakobgebouw
Yalelaan 108
Kamer 1.087
3584 CM Utrecht

Dr. S.A. (Bas) van Nimwegen

Assistant Professor
Surgery of Companion Animals
+31 30 253 9736

Publications

2025

Scholarly publications

Morsink, C., Klaassen, N., Arranja, A., Ruven, L., van Maurik, S., Hesselink, J. W., Nijsen, F., & van Nimwegen, B. (2025). Optimization of holmium-166 microspheres suspension for intratumoral microbrachytherapy. Journal of Drug Delivery Science and Technology, 111, Article 106971. Advance online publication. [DOI] [Portal]

2024

Scholarly publications

Morsink, N. C., Klaassen, N., van de Maat, G. H., Boswinkel, M., Arranja, A. G., Bruggink, R., van Houwelingen, I., Schaafsma, I., Hesselink, J. W., Nijsen, J. F. W., & van Nimwegen, S. (2024). Quantitative CT imaging and radiation-absorbed dose estimations of 166Ho microspheres: paving the way for clinical application. European radiology experimental, 8(1), Article 116. [DOI] [Portal]
Keulen, J. N. P., & van Nimwegen, S. A. (2024). Laparoscopic partial pancreatectomy through an advanced lateral approach as treatment for insulinoma in dogs: a case series. Frontiers in Veterinary Science, 10, Article 1278218. [DOI] [Repository]

Professional publications

van Nimwegen, S. (2024). Surgical treatment: adrenalectomy. In F. Fracassi, & S. Galac (Eds.), Canine Endocrinology (1 ed., pp. 213-216). Edra Publishing US LLC.

2023

Scholarly publications

Driessen, F., Marrero, J. D., Grinwis, G. C. M., & van Nimwegen, S. A. (2023). Comparison of two advanced bipolar tissue sealer/dividers for laparoscopic ovariectomy in dogs: articulating enseal G2 versus Ligasure Maryland device. Acta Veterinaria Scandinavica, 65(1), Article 51. [DOI] [Repository]
Bokhorst, K. L. V., Galac, S., Kooistra, H. S., Grauw, J. C. D., Teske, E., Grinwis, G. C. M., & Nimwegen, S. A. V. (2023). Laparoscopic vs. open adrenalectomy: perioperative data and survival analysis in 70 dogs with an adrenal tumor. Frontiers in Veterinary Science, 10, 1-12. Article 1156801. [DOI] [Repository]
Mayhew, P. D., Massari, F., Araya, F. L., van Nimwegen, S. A., Van Goethem, B., Singh, A., Balsa, I. M., Steffey, M. A., Culp, W. T. N., Case, J. B., Gibson, E., Giuffrida, M. A., & Hagen, B. (2023). Laparoscopic adrenalectomy for resection of unilateral noninvasive adrenal masses in dogs is associated with excellent outcomes in experienced centers. Journal of the American Veterinary Medical Association, 261(12), 1-8. [DOI] [Repository]
Berg, M. F. V. D., Kooistra, H. S., Grinwis, G. C. M., Nimwegen, S. A. V., Faassen, M. V., Kema, I. P., Teske, E., & Galac, S. (2023). Reference intervals for plasma, urinary, and salivary concentrations of free metanephrines in dogs: Relevance to the diagnosis of pheochromocytoma. Journal of Veterinary Internal Medicine, 37(1), 173-183. [DOI] [Repository]

Professional publications

van Nimwegen, S., Buishand, F., & Kirpensteijn, J. (2023). Laparoscopic pancreatic surgery. In A. Pievaroli, R. Properzi, B. Case, & F. Collivignarelli (Eds.), Laparoscopy and Thoracoscopy in the dog and cat (1 ed., pp. 429-440). Edra Publishing US LLC.

2022

Scholarly publications

Mayhew, P. D., van Nimwegen, B., & van Goethem, B. (2022). Laparoscopic adrenalectomy for resection of non-invasive adrenal tumors is associated with excellent outcomes and low conversion rates in experienced centers. o20. Abstract from Veterinary Endoscopy Society, New York, United States. [DOI]
Driessen, F., Grinwis, G., & van Nimwegen, B. (2022). Comparison of two advanced bipolar tissue sealers for laparoscopic ovariectomy in dogs: Enseal G2 Articulating Tissue Sealer versus LigaSure Maryland Tissue Sealer/ Divider. o19. Abstract from Veterinary Endoscopy Society, New York, United States. [DOI]
Morsink, N. C., Nijsen, J. F. W., Grinwis, G. C. M., Hesselink, J. W., Kirpensteijn, J., & van Nimwegen, S. A. (2022). Intratumoral injection of holmium-166 microspheres as neoadjuvant therapy of soft tissue sarcomas in dogs. Frontiers in Veterinary Science, 9, 1-15. Article 1015248. [DOI] [Repository]
Andriessen, A., Bongiovanni, L., Driedonks, T. A. P., van Liere, E., Seijger, A., Hegeman, C. V., van Nimwegen, S. A., Galac, S., Westendorp, B., Nolte-T Hoen, E. N. M., & de Bruin, A. (2022). CDC6: A novel canine tumour biomarker detected in circulating extracellular vesicles. Veterinary and Comparative Oncology, 20(2), 381-392. [DOI] [Repository]

Professional publications

Wouters, E., van Nimwegen, B., Ryan, S., & Kirpensteijn, J. (2022). Skin and Subcutaneous Tumors. In S. T. Kudnig, & B. Séguin (Eds.), Veterinary Surgical Oncology (2 ed., pp. 92-143). Wiley-Blackwell. [DOI] [Repository]
van Nimwegen, B., Buishand, F., Kirpensteijn, J., Fransson, B. A. (Ed.), & Mayhew, P. D. (Ed.) (2022). Laparoscopic surgery of the pancreas. In P. Mayhew, & B. Fransson (Eds.), Small Animal Laparoscopy and Thoracoscopy (2nd ed. ed., pp. 214-225). (AVS Advances in Veterinary Surgery Ser). John Wiley & Sons, Incorporated.

2021

Scholarly publications

van Nimwegen, B., & Kirpensteijn, J. (2021). Laparoscopic Cisterna Chyli Ablation Combined with Thoracoscopic Thoracic Duct Ligation and Pericardectomy in 5 Dogs and 2 Cats with Idiopathic Chylothorax. Veterinary Surgery, 50(S1), O159. [DOI]
van Nimwegen, B. (2021). LAPAROSCOPIC DISTALPANCREATECTOMY FOR TREATMENTOF INSULINOMA IN DOGS: AN INNOVATIVE FLANK APPROACH. O159. Abstract from Veterinary Endoscopy Society 17th and 18th annual meeting, Fort Collins, Colorado, United States.
Sanders, K., Veldhuizen, A., Kooistra, H. S., Slob, A., Timmermans-Sprang, E. P. M., Riemers, F. M., Daminet, S., Fracassi, F., van Nimwegen, S. A., Meij, B. P., & Galac, S. (2021). Circulating MicroRNAs as Non-invasive Biomarkers for Canine Cushing's Syndrome. Frontiers in Veterinary Science, 8, 1-12. Article 760487. [DOI] [Repository]
Morsink, N. C., Klaassen, N. J. M., Meij, B. P., Kirpensteijn, J., Grinwis, G. C. M., Schaafsma, I. A., Hesselink, J. W., Nijsen, J. F. W., & van Nimwegen, S. A. (2021). Case Report: Radioactive Holmium-166 Microspheres for the Intratumoral Treatment of a Canine Pituitary Tumor. Frontiers in Veterinary Science, 8, 1-10. Article 748247. [DOI] [Repository]
de Vries, M., Klaassen, N. J. M., Morsink, N. C., van Nimwegen, S. A., Nijsen, J. F. W., & van den Dobbelsteen, J. J. (2021). Dedicated holmium microsphere administration device for MRI-guided interstitial brain microbrachytherapy. Medical engineering & physics, 96, 13-21. [DOI] [Repository]
Beltrán Hernández, I., Grinwis, G. C. M., Di Maggio, A., Van Bergen En Henegouwen, P. M. P., Hennink, W. E., Teske, E., Hesselink, J. W., Van Nimwegen, S. A., Mol, J. A., & Oliveira, S. (2021). Nanobody-targeted photodynamic therapy for the treatment of feline oral carcinoma: A step towards translation to the veterinary clinic. Nanophotonics, 10(12), 3075-3087. [DOI] [Repository]
Beltrán Hernández, I., Kromhout, J. Z., Teske, E., Hennink, W. E., van Nimwegen, S. A., & Oliveira, S. (2021). Molecular targets for anticancer therapies in companion animals and humans: what can we learn from each other? Theranostics, 11(8), 3882-3897. [DOI] [Repository]
Gutjahr, R., Bakker, R. C., Tiessens, F., van Nimwegen, S. A., Schmidt, B., & Nijsen, J. F. W. (2021). Quantitative dual-energy CT material decomposition of holmium microspheres: local concentration determination evaluated in phantoms and a rabbit tumor model. European Radiology, 31, 139–148. [DOI] [Repository]
Liptak, J. M., Thatcher, G. P., Mestrinho, L. A., Séguin, B., Vernier, T., Martano, M., Husbands, B. D., Veytsman, S., van Nimwegen, S. A., De Mello Souza, C. H., Mullins, R. A., Barry, S. L., & Selmic, S. E. (2021). Outcomes of Cats Treated with Maxillectomy: 60 Cases. A Veterinary Society of Surgical Oncology Retrospective Study. Veterinary and Comparative Oncology, 19(4), 641-650. [DOI] [Repository]

2020

Scholarly publications

Bakker, R. C., Bastiaannet, R., van Nimwegen, S. A., D Barten-van Rijbroek, A., van Es, R. J. J., Rosenberg, A. J. W. P., de Jong, H. W. A. M., Lam, M. G. E. H., & Nijsen, J. W. F. (2020). Feasibility of CT quantification of intratumoural 166Ho-microspheres. European radiology experimental, 4(1), Article 29. [DOI] [Repository]
Boston, S. E., van Stee, L. L., Bacon, N. J., Szentimrey, D., Kirby, B. M., van Nimwegen, S., & Wavreille, V. A. (2020). Outcomes of eight cats with oral neoplasia treated with radical mandibulectomy. Veterinary Surgery, 49(1), 222-232. [DOI] [Repository]

2019

Scholarly publications

van Nimwegen, S. A., Wassink, J. H., Kooistra, H. S., Hesselink, J. W., & Vos, C. S. (2019). Radioactive 131I treatment of feline hyperthyroidism: development of radiation protection guidelines for Dutch legislation based on external dose rate and excretion of 131I in 10 cats. Poster session presented at
Veterinary Science Day, Veterinary Faculty, UU.
Sanders, K., Cirkel, K., Grinwis, G. C. M., Teske, E., van Nimwegen, S. A., Mol, J. A., Hesselink, J. W., Kooistra, H. S., & Galac, S. (2019). The Utrecht Score: A Novel Histopathological Scoring System to Assess the Prognosis of Dogs with Cortisol-Secreting Adrenocortical Tumours. Veterinary and Comparative Oncology, 17(3), 329-337. [DOI] [Repository]

2018

Scholarly publications

van Nimwegen, S. A. (2018). Verslag van inventarisatie stralingshygienische aspecten omtrent de behandeling van schildkliertumor bij katten met radioactief jodium (131I): Onderzoek naar uitwendig stralingsdosistempo en uitscheiding van radioactief 131I in urine en faeces. Autoriteit Nucleaire Veiligheid en Stralingsbescherming (ANVS).
van Nimwegen, S. A., Van Goethem, B., de Gier, J., & Kirpensteijn, J. (2018). A laparoscopic approach for removal of ovarian remnant tissue in 32 dogs. BMC Veterinary Research, 14, Article 333. [DOI] [Repository]
Hans, E. C., Pinard, C., van Nimwegen, S. A., Kirpensteijn, J., Singh, A., MacEachern, S., Naber, S., & Dudley, R. M. (2018). Effect of surgical site infection on survival after limb amputation in the curative-intent treatment of canine appendicular osteosarcoma: a Veterinary Society of Surgical Oncology retrospective study. Veterinary Surgery, 47(8), E88-E96. [DOI] [Repository]
van Nimwegen, S. A. (2018). Image-guided 166Ho microbrachytherapy: Quantification of radioactive holmium microspheres after intratumoral injection and development of a dosimetry method using computed tomography. Abstract from Veterinary Society of Surgical Oncology symposium 2018, Wailea-Makena, Hawaii, United States.
van Nimwegen, S. A. (2018). Intratumoral injection of radioactive holmium (166Ho) microspheres for treatment of soft tissue sarcomas in dogs and cats.. Poster session presented at Veterinary Society of Surgical Oncology symposium 2018, Wailea-Makena, Hawaii, United States.
Buishand, F. O., Vilaplana Grosso, F. R., Kirpensteijn, J., & van Nimwegen, S. A. (2018). Utility of contrast-enhanced computed tomography in the evaluation of canine insulinoma location. Veterinary Quarterly, 38(1), 53-62. [DOI] [Repository]
Bakker, R. C., van Es, R. J. J., Rosenberg, A. J. W. P., van Nimwegen, S. A., Bastiaannet, R., de Jong, H. W. A. M., Nijsen, J. F. W., & Lam, M. G. E. H. (2018). Intratumoral injection of radioactive holmium-166 microspheres in recurrent head and neck squamous cell carcinoma: preliminary results of first use. Nuclear Medicine Communications, 39(3), 213-221. [DOI] [Repository]
van Nimwegen, S. A., Bakker, R. C., Kirpensteijn, J., van Es, R. J. J., Koole, R., Lam, M. G. E. H., Hesselink, J. W., & Nijsen, J. F. W. (2018). Intratumoral injection of radioactive holmium ( (166) Ho) microspheres for treatment of oral squamous cell carcinoma in cats. Veterinary and Comparative Oncology, 16(1), 114-124. [DOI] [Repository]

2017

Scholarly publications

Bakker, R. C., Lam, M. G. E. H., van Nimwegen, S. A., Rosenberg, A. J. W. P., van Es, R. J. J., & Nijsen, J. F. W. (2017). Intratumoral treatment with radioactive beta-emitting microparticles: a systematic review. International Journal of Cancer, 6(4), 323-341. [DOI] [Repository]
Spillebeen, A. L., Robben, J. H., Ecvecc, D., Thomas, R., Kirpensteijn, J., Acvs, D., van Nimwegen, S. A., Ecvs, D., & Anneleen Spillebeen, C. L. (2017). Negative pressure therapy versus passive open abdominal drainage for the treatment of septic peritonitis in dogs: A randomized, prospective study. Veterinary Surgery, 46(8), 1086-1097. [DOI] [Repository]
Spillebeen, A. L., Janssens, S. S. D. S., Thomas, R. E., Kirpensteijn, J., & van Nimwegen, S. A. (2017). Cordless ultrasonic dissector versus advanced bipolar vessel sealing device for laparoscopic ovariectomy in dogs. Veterinary Surgery, 46(4), 467-477. [DOI] [Repository]

Professional publications

van Nimwegen, S. A., & Kirpensteijn, J. (2017). Specific Disorders of the Skin and Subcutaneous Tissues. In S. Johnston, & K. Tobias (Eds.), Veterinary Surgery: Small Animal (2 ed., Vol. 2, pp. 1508-1550). Saunders.

2015

Scholarly publications

Buishand, F. O., van Nimwegen, S. A., & Kirpensteijn, J. (2015). Laparoscopic surgery of the pancreas. In B. A. Fransson, & P. D. Mayhew (Eds.), Small Animal Laparoscopy and Thoracoscopy (1st ed.). Wiley.

2014

Other output

van Nimwegen, B., van Goethem, B., & Kirpensteijn, J. (2014). A laparoscopic approach for removal of ovarian remnant tissue in dogs. Poster session presented at wsava world congress 2014, Cape Town, South Africa.
van Nimwegen, B., Nijsen, J. F. W., van Leeuwen, B., & Kirpensteijn, J. (2014). Radioactive holmium (166Ho) therapy for oral squamous cell carcinoma in cats & dogs. Poster session presented at wsava world congress 2014, Cape Town, South Africa.

2013

Professional publications

van Nimwegen, B., & Kirpensteijn, J. (2013). Chapter 42. Thoracoscopy. In Feline Soft Tissue and General Surgery: Section 6: Thorax (1 ed., pp. 473-487). Elsevier Health.
van Nimwegen, B., & Kirpensteijn, J. (2013). Chapter 24. Endoscopic surgery in cats: Laparoscopy. In S. Langley-Hobbs, J. Demetriou, & J. Ladlow (Eds.), Feline Soft Tissue and General Surgery (1 ed., pp. 253-267). Elsevier Health.

Other output

van Leeuwen, B., van Nimwegen, B., Zijlstra, F., Oerlemans, C., Kirpensteijn, J., Nijsen, J. F. W., & Seevinck, P. R. (2013). Feasibility of MR-guided needle-directed intratumoral HoMS delivery for localized radiation therapy in a large tumor model. Poster session presented at ISMRM meeting, Milano (IT).

2012

Scholarly publications

Ryan, S., Wouters, E. G. H., van Nimwegen, S. A., & Kirpensteijn, J. (2012). Chapter 4: Skin and Subcutaneous tumors. In S. J. Kudnig, & B. Seguin (Eds.), Veterinary surgical oncology (pp. 55-86). Wiley-Blackwell.
van Nimwegen, S. A., & Kirpensteijn, J. (2012). Specific Disorders. In K. Tobias, & S. Johnston (Eds.), Veterinary Surgery: Small Animal (pp. 1303-1341). (1). Saunders.
van Goethem, B., van Nimwegen, S. A., Akkerdaas, L. C., Murrell, J. C., & Kirpensteijn, J. (2012). The effect of neuromuscular blockade on canine laparoscopic ovariectomy: A double-blinded, prospective clinical trial. Veterinary Surgery, 4(3), 374-380. [DOI]
van Nimwegen, S. A., & Kirpensteijn, J. (2012). Chapter 82: Specific disorders. In K. M. Tobias, & S. A. Johnston (Eds.), Veterinary Surgery: Small animal (pp. 1303-1341). Saunders 1 Har/Psc.

2009

Scholarly publications

van Nimwegen, S. A., L'Eplattenier, H. F., Rem, A. I., van der Lugt, J. J., & Kirpensteijn, J. (2009). Nd:YAG surgical laser effects in canine prostate tissue: temperature and damage distribution. Physics in Medicine and Biology, 54(1), 29-44. [DOI]

2008

Scholarly publications

L'Eplattenier, H. F., Klem, B., Teske, E., van Sluijs, F. J., van Nimwegen, S. A., & Kirpensteijn, J. (2008). Preliminary results of intraoperative photodynamic therapy with 5-aminolevulinic acid in dogs with prostate carcinoma. Veterinary Journal, 178(2), 202-207. [DOI]
van Nimwegen, S. A. (2008). Nd:YAG laser in urogenital surgery of the dog and cat. [Doctoral thesis 1 (Research UU / Graduation UU), Utrecht University]. Utrecht University. [Repository]
L'Eplattenier, H. F., Klem, B., Teske, E., van Sluijs, F. J., van Nimwegen, S. A., & Kirpensteijn, J. (2008). Preliminary results of intraoperative photodynamic therapy with 5-aminolevulinic acid in dogs with prostate carinoma. Veterinary Journal, 178, 202-207.

2007

Scholarly publications

van Nimwegen, S. A., & Kirpensteijn, J. (2007). Laparoscopic ovariectomy in cats: Comparison of laser and bipolar electrocoagulation. Journal of Feline Medicine and Surgery, 9, 397-403.
van Nimwegen, S. A., & Kirpensteijn, J. (2007). Comparison of the Nd: YAG surgical laser and the Remorgida bipolar electrosurgery forceps in canine laparoscopic ovariectomy. Veterinary Surgery, 36, 533-540.

2006

Scholarly publications

L'Eplattenier, H. F., van Nimwegen, S. A., van Sluijs, F. J., & Kirpensteijn, J. (2006). Partial prostatectomy using Nd:YAG laser for management of canine prostate carcinoma. Veterinary Surgery, 35, 406-411. [Repository]
Kirpensteijn, J., van Nimwegen, S. A., van Goethem, B., & Murrell, J. C. (2006). Celioscopic ovarietomy. In A cavity with a view: Advances in endoscopic surgery (pp. 13-17)

2005

Scholarly publications

van Nimwegen, S. A., van Swol, C. F. P., & Kirpensteijn, J. (2005). Neodymium: Yttrium aluminum garnet surgical laser versus bipolar electrocoagulation for laparoscopic ovariectomy in dogs. Veterinary Surgery, 34, 353-357.