Skip to main content

Thank you for visiting You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.


Detection of anaemia from retinal images

A deep-learning algorithm trained with retinal images and subject metadata from the UK Biobank predicts blood-haemoglobin levels.

Your institute does not have access to this article

Access options

Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.

Fig. 1: Prediction of haemoglobin levels via deep learning.


  1. Ting, D. S. W. et al. Prog. Retin. Eye Res. 72, 100759 (2019).

    Article  Google Scholar 

  2. Ardila, D. et al. Nat. Med. 25, 954–961 (2019).

    CAS  Article  Google Scholar 

  3. Bejnordi, B. E. et al. JAMA 318, 2199–2210 (2017).

    Article  Google Scholar 

  4. Esteva, A. et al. Nature 542, 115–118 (2017).

    CAS  Article  Google Scholar 

  5. Ting, D. S. W. et al. JAMA 318, 2211–2223 (2017).

    Article  Google Scholar 

  6. Poplin, R. et al. Nat. Biomed. Eng. 2, 158–164 (2018).

    Article  Google Scholar 

  7. Ting, D. S. W. & Wong, T. Y. Nat. Biomed. Eng. 2, 140–141 (2018).

    Article  Google Scholar 

  8. Mitani, A. et al. Nat. Biomed. Eng. (2019).

    Article  Google Scholar 

  9. Yu, M. et al. Lancet Digital Health 1, e328–e329 (2019).

    Article  Google Scholar 

  10. Mannino, R. G. et al. Nat. Commun. 9, 4924 (2018).

    Article  Google Scholar 

Download references

Author information

Authors and Affiliations


Corresponding author

Correspondence to Tien Yin Wong.

Ethics declarations

Competing interests

Y.C.T. and C.Y.C. declare no competing interests. T.Y.W. is a co-inventor of a patent on various deep-learning systems in ophthalmology; potential conflicts of interests are managed according to institutional policies of the Singapore Health System (SingHealth) and the National University of Singapore.

Rights and permissions

Reprints and Permissions

About this article

Verify currency and authenticity via CrossMark

Cite this article

Tham, YC., Cheng, C.Y. & Wong, T.Y. Detection of anaemia from retinal images. Nat Biomed Eng 4, 2–3 (2020).

Download citation

  • Published:

  • Issue Date:

  • DOI:

Further reading


Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing