![Nafi Thiam poses for a photo with her pentathlon world record at the European Indoor Championships](https://ichef.bbci.co.uk/onesport/cps/624/cpsprodpb/15902/production/_130622388_gettyimages-1247707208.jpg)
Two-time Olympic and world heptathlon champion Nafi Thiam is a doubt for the World Athletics Championships.
Thiam, 28, withdrew from the Belgium Nationwide Championships on the weekend due to an Achilles tendon downside.
The reigning champion is but to verify her entry for the championships in Budapest, which begin on 19 August.
“It stays to be seen how her tendons will react to the upcoming intensive coaching periods,” mentioned Thiam’s coach Michael Van der Plaetsen.
“Tendonitis by no means comes on the proper time. In case you do not decelerate, issues might worsen,” he added, talking to Belgian newspaper Le Soir.
Thiam, who missed latest Diamond League conferences in Monaco and London, pulled out after two heptathlon occasions at her nationwide championships.
She set a pentathlon world file on the European Indoor Athletics Championships in Istanbul in March, scoring 5,055 factors.
A complete of 6,947 factors clinched her second heptathlon world title in Eugene final 12 months, forward of the Netherlands’ Anouk Vetter and American Anna Corridor.