Welcome to HCM
We understand your concernsKnee numbness
and spreading thereon might be due to osteo arthritis
or simple arthritis. The pain in the heels might also be due to this. Urea deposit in the area can also cause deep hue and pain. But don't worry, the condition is treatable with the help of modern medicines. Your emg might not show serious problems. Be happy an have the prescribed medications.
Get well soon.