Warning over melanoma smartphone app

Smartphone apps that claim to diagnose melanoma could be falsely reassuring people that their moles do not need medical attention, dermatologists warn.

In a letter to the British Journal of Dermatology (online), UK experts reported that one such app, MelApp was good at identifying lesions as high risk, with a specificity of 92%. 

However the app was poor at ruling melanoma out, having a sensitivity of just 20%. One