Periprosthetic joint infection by Propionibacterium acnes: Clinical differences between monomicrobial versus polymicrobial infection.

Objective: To compare a series of monomicrobial Propionibacterium acnes (P. acnes) knee and hip periprosthetic joint infection (PJI) cases with cases of polymicrobial PJI which included P. acnes.

Influence of Hindfoot Malalignment on Hallux Valgus Operative Outcomes.

Background: Hindfoot deformity has been described as a risk factor for poor hallux valgus (HV) surgery outcomes. However, there has been no study that demonstrates it. The purpose of this investigation was to evaluate the influence of hindfoot misalignment in HV surgery results.