Another cool pic

And what do you think this is? It's another picture I found on the BBC News wesbite, and was taken by Spike Walker.






Answer: They are tiny kidney stones! Each of them was formed by concentric layers of crystallised calcium oxalate. Calcium oxalate are the commonest type of kidney stones, at least within the UK.


Remember the advice given to people suffering from calcium oxalate stones?

• Drink plenty of water (avoid dehydration)
• Avoid foods high in oxalate (chocolate, tea, beer, baked beans, rhubarb...)
• Restrict sodium and protein in the diet