Concordia Laboratories, Inc.

This is a non-intervention patient registry to gather data on the use of photodynamic therapy under real-life conditions. It will involve up to 20 sites in USA.

The purpose of the study is to assess the efficacy of photodynamic therapy (PDT) in relieving airway obstruction in subjects with lung cancer compared to treatment with argon plasma coagulation (APC).

This research study is being conducted to assess the safety of PDT in subjects with peripherally located malignant tumors in lung parenchyma prior to surgical resection. It will involve up to 10 sites in USA. Participation will last 4 months.