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About me


St. Erik Eye Hospital

Department of Clinical Neuroscience, Karolinska Institutet

Stockholm, Sweden


2018. Fellow of the European Board of Ophthalmology (FEBO)

2013-2017. Ph.D. Deptartment of Oncology and Pathology, Karolinska Institutet

2005-2011. University Medical Degree (M.D.). Uppsala University

2007. Pathology, Université Catholique de Lille, France

Research description

  • Ocular oncology and pathology
  • Predictive and prognostic biomarkers

Teaching portfolio

  • Ophthalmology, Karolinska Institutet
  • Mentorship for medical students, Karolinska Institutet
  • Clinical courses, St Erik Eye Hospital
  • Human anatomy, Uppsala University

Academic honours, awards and prizes

  • Swedish Society of Pathology Dissertation of the Year 2017: Link
  • Susan G. Komen AACR Scholar in training award, San Antonio Breast Cancer Symposium 2015
  • Research grants, St. Erik Research Foundation, Swedish Eye Foundation and Karolinska Institutet
  • Linck and Wallmark scholarships, Uppsala University 2010
  • Alreik and Erasmus scholarsips, Uppsala University 2007



Digital image analysis of Ki67 in hot spots is superior to both manual Ki67 and mitotic counts in breast cancer
Stålhammar G, Robertson S, Wedlund L, Lippert M, Rantalainen M, Bergh J, et al
Histopathology 2018;72(6):974-989

Evolutionary history of metastatic breast cancer reveals minimal seeding from axillary lymph nodes
Ullah I, Karthik Gm, Alkodsi A, Kjällquist U, Stålhammar G, Lövrot J, et al
The Journal of clinical investigation 2018;128(4):1355-1370

Exome sequencing of primary breast cancers with paired metastatic lesions reveals metastasis-enriched mutations in the A-kinase anchoring protein family (AKAPs)
Kjällquist U, Erlandsson R, Tobin Np, Alkodsi A, Ullah I, Stålhammar G, et al
BMC cancer 2018;18(1):174-

Prognostic value of Ki67 analysed by cytology or histology in primary breast cancer
Robertson S, Stålhammar G, Darai-ramqvist E, Rantalainen M, Tobin Np, Bergh J, et al
Journal of clinical pathology 2018;():-

Tumour thickness, diameter, area or volume? The prognostic significance of conventional versus digital image analysis-based size estimation methods in uveal melanoma
Arnljots Ts, Al-sharbaty Z, Lardner E, All-eriksson C, Seregard S, Stålhammar G
Acta ophthalmologica 2018;():-

Intra-tumor heterogeneity in breast cancer has limited impact on transcriptomic-based molecular profiling
Karthik Gm, Rantalainen M, Stalhammar G, Lovrot J, Ullah I, Alkodsi A, et al
BMC CANCER 2017;:802-

Digital image analysis outperforms manual biomarker assessment in breast cancer
Stålhammar G, Fuentes Martinez N, Lippert M, Tobin Np, Mølholm I, Kis L, et al
Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc 2016;29(4):318-29

Gene protein detection platform--a comparison of a new human epidermal growth factor receptor 2 assay with conventional immunohistochemistry and fluorescence in situ hybridization platforms
Stålhammar G, Farrajota P, Olsson A, Silva C, Hartman J, Elmberger G
Annals of diagnostic pathology 2015;19(4):203-10

Response to correspondence on 'low concordance of biomarkers in histopathological and cytological material from breast cancer'
Stålhammar G, Hartman J
Histopathology 2015;66(5):756-8

Low concordance of biomarkers in histopathological and cytological material from breast cancer
Stålhammar G, Rosin G, Fredriksson I, Bergh J, Hartman J
Histopathology 2014;64(7):971-80

Sebaceous epithelial-myoepithelial carcinoma of the parotid gland: a case report of a new histologic variant
Stålhammar G, Elmberger G
Annals of diagnostic pathology 2014;18(4):248-52

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Video presentation of Gustav Stålhammar