In actinomycosis of the spine, the abscess usually erodes into which of the following structures?
High-Yield Explanation
Actinomycosis is most commonly caused by Actinomyces israelii. It is characterized by the presence of abscess with sinus tracts leading to the skin. Ref: Diagnostic Radiology : Musculo-Skeletal and Breast Imaging By Jaypee Brothers, 2nd Edition, Page 141.