'Nasty' symptom when you press your leg could be sign of fatal diseases
!['Nasty' symptom when you press your leg could be sign of fatal diseases](https://i2-prod.mirror.co.uk/incoming/article30993533.ece/ALTERNATES/s615/0_Knee-pain-man-suffering-from-ache-and-doing-self-massage-at-home.jpg)
A podiatrist has issued a warning to anyone who has ever experienced a 'nasty' symptom on their leg - which might be a sign of a number of potentially fatal diseases and conditions