Female Adults with Patellofemoral Pain Are Characterized by Widespread Hyperalgesia, Which Is Not Affected Immediately by Patellofemoral Joint Loading.
Marcella Ferraz Pazzinatto, Danilo de Oliveira Silva, Christian Barton, Michael Skovdal Rathleff, Ronaldo Valdir Briani, Fábio Mícolis de Azevedo
Pain Med | Published : 2016
OBJECTIVE: Compare pressure pain thresholds (PPTs) at the knee and a site remote to the knee in female adults with patellofemoral pain (PFP) to pain-free controls before and after a patellofemoral joint (PFJ) loading protocol designed to aggravate symptoms. DESIGN: Cross-sectional study SETTING: Participants were recruited via advertisements in fitness centers, public places for physical activity and universities. SUBJECTS: Thirty-eight females with patellofemoral pain, and 33 female pain-free controls. METHODS: All participant performed a novel PFJ loading protocol involving stair negotiation with an extra load equivalent 35% of body mass. PPTs and current knee pain (measured on a visual an..View full abstract