Introduction
In Every Projects you go there will be requirement to enhance the Standard Screen to add some new Custom Fields. The general approach you do use Append Structure and add your Custom Fields. Sometime while analysing it may happen that you have the Append Structure name but you cannot find the Actual Structure it is attached to. You must be thinking Where-used list should help you find out but No it does not.
Solution:
Let us first analyze the issue. Suppose the below structure I am looking to find where is attached.