MARK 1A Series: Percutaneous Microwave Ablation for Patients With Lung Tumor(s)


About this study

The purpose of this study is to evaluate if lung ablation improves clinical outcomes for patients deemed to be surgically high-risk.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  • Subject must be at least 18 years old.
  • Subject is able to understand the study procedures and provide informed consent.
  • Subject is willing and able to complete the entire study as specified in the protocol, including the follow-up visits.
  • Subject has lung lesion that is biopsy-proven cancer (of any type) or suspicious, with confirmation at the time of the procedure.
  • Lung lesion(s) are reachable/treatable per clinician opinion.
  • Subject can have other location of disease if it is controlled, or there are plans for control.
  • Subject has 1 or more lung nodules (not more than 10), that have a mean diameter <3 cm on axial CT scan.
  • Life expectancy ≥6 months

Exclusion Criteria:

  • Subject is pregnant or breast feeding.
  • Subject has a significant clinical disease or condition, e.g. cardiovascular, respiratory, gastrointestinal, renal, hepatic, hematological, psychiatric or neurologic that would preclude enrollment, as determined by the primary investigator.
  • Subject has another location of disease that is not controlled, and there are no plans for control.
  • Subject has more than 10 lung nodules.
  • If subject has acute or chronic severe renal (kidney) insufficiency (glomerular filtration rate <30 mL/min/1.73m2 they will not receive contrast with imaging.
  • Subject has renal dysfunction due to the hepato-renal syndrome or in the perioperative liver transplantation period.
  • > 40 BMI

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status

Rochester, Minn.

Mayo Clinic principal investigator

Shanda Blackmon, M.D., M.P.H.

Closed for enrollment

More information


Publications are currently not available

Mayo Clinic Footer