After achieving a good initial movements for 2 months, this 40 years old female, a follow up case of radial head excision started having stiffness in supination and pronation movements of the affected elbow.
THe following xray was done after 3 months of recurrence of symptoms.

New Bone Formation After Radial Head Excision
It shows new bone formation in the excision area which resulted in ankylosis.
nice pic.
thanks a lot.
@dr rn khan,
Thanks for your kind appreciation.