Try our beta test site
IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more...

A Photodynamic Therapy for Treatment of Actinic Keratoses

This study has been completed.
Information provided by (Responsible Party):
Murad Alam, Northwestern University Identifier:
First received: November 13, 2007
Last updated: February 19, 2015
Last verified: February 2015
The purpose of this study is to compare the efficacy of photodynamic therapy with 5-aminolevulinic acid and intense pulsed light vs absence of treatment for actinic keratoses.

Condition Intervention
Actinic Keratoses
Procedure: Photodynamic therapy

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Single Group Assignment
Masking: Single Blind (Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Photodynamic Therapy for Treatment of Actinic Keratoses

Resource links provided by NLM:

Further study details as provided by Northwestern University:

Primary Outcome Measures:
  • Visual assessment of lesions [ Time Frame: 4 weeks ]

Secondary Outcome Measures:
  • Patient subjective assessment and Safety [ Time Frame: 4 weeks ]

Enrollment: 20
Study Start Date: August 2007
Study Completion Date: August 2009
Primary Completion Date: August 2009 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: 1
Light Therapy
Procedure: Photodynamic therapy
Photodynamic therapy applied to actinic keratoses
Experimental: 2
Light Therapy
Procedure: Photodynamic therapy
Photodynamic therapy applied to actinic keratoses

Detailed Description:
This study seeks to evaluate the efficacy of photodynamic therapy with 5-aminolevulinic acid and intense pulsed light vs. absence of treatment for actinic keratoses

Ages Eligible for Study:   18 Years to 90 Years   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

Age greater than or equal to 18 years

  • Have a t least 4 nonhypertrophic AK lesions on the body
  • The subjects are in good health
  • The subject has the willingness and the ability to understand and provide informed consent for the use of their tissue and communicate to the investigator

Exclusion Criteria:

  • Subjects who are pregnant or lactating
  • Subjects with a history of cutaneous photosensitivity or porphyria, hypersensitivity to porphyrins, or photodermatosis
  • Subjects with use of photosensitizing drugs within 1 week of study start
  • Subjects with use of topical medications such as corticosteroids, alpha-hydroxyacids or retinoids 2 weeks before study entry
  • Subjects with systemic steroid therapy within 4 weeks before study entry
  • Subjects who received previous treatment of target AKs
  • Subjects with systemic treatment with chemotherapeutic agents, masoprocol (Actinex), immunotherapy, or retinoids within 2 months of study entry
  • Subjects with prior history of hypersensitivity reactions to lidocaine
  • Subjects who are unable to understand the protocol or to give informed consent
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00558688

United States, Illinois
Northwestern University Department of Dermatology
Chicago, Illinois, United States, 60611
Sponsors and Collaborators
Northwestern University
Principal Investigator: Murad Alam, MD Northwestern University
  More Information

Responsible Party: Murad Alam, Professor in Dermatology, Otolaryngology-Head and Neck Surgery, and Surgery, Northwestern University Identifier: NCT00558688     History of Changes
Other Study ID Numbers: STU00000312
Study First Received: November 13, 2007
Last Updated: February 19, 2015

Additional relevant MeSH terms:
Keratosis, Actinic
Skin Diseases
Precancerous Conditions
Neoplasms processed this record on April 26, 2017