During extended PLND the tissue from the above mentioned stations will be removed and placed in separate containers marked as followed - "Iliaca externa dxt", "Iliaca externa sin", "Fossa obturatorius dxt", "Fossa obturatorius sin", "Iliaca interna dxt" and "Iliaca interna sin" Experts in pathology will examine the tissue samples. Results of PET/CT will not be available to the pathologist.