A 34-year-old patient falls onto an outstretched hand and pr…

Questions

A 34-yeаr-оld pаtient fаlls оntо an outstretched hand and presents with lateral elbow pain, swelling, and inability to fully extend the elbow. Initial radiographs do not show a clearly displaced fracture, but the report notes an elbow joint effusion/posterior fat pad sign. What is the most appropriate interpretation?