Thanks for writing to us.
Only a flexion deformity
of the limb is not likely to be detected on an ultrasound
scan. This needs a direct physical examination to find out the tone and range of movement of the limb.
I hope this information has been both informative and helpful for you. You can consult me again directly through my profile URL http://bit.ly/Dr-Praveen-Tayal
Dr. Praveen Tayal