Question

The patient is a 13-year-old female weighing 100 pounds who has a sprained wrist.
The patient is a 13-year-old female with a sprained wrist weighing 100 pounds.

Answer 1

her wrist weighs 100 pounds???? LOL

Answer 2

Yes, it must be swollen. So Art, I hope you see that the first sentence is probably what you want to use, not the second (unless her wrist really is 100 lbs).

mis·placed mod·i·fi·er

plural noun: misplaced modifiers

a phrase or clause placed awkwardly in a sentence so that it appears to modify or refer to an unintended word.