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Professional
Consumer
MSD Manual
Professional Version
MEDICAL TOPICS
RESOURCES
NEWS
PROCEDURES
QUIZZES
ABOUT US
Professional
/
Overview of the MSD Manuals
/
Authors
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richard c. allen
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Richard C. Allen, MD, PhD
Specialities and Expertise
Oculoplastic Surgery
Affiliations
Professor
University of Texas at Austin Dell Medical School
Oculoplastic Surgeon
Texas Oculoplastics Consultants
Manual Chapters and Commentaries
Chapters
Orbital Diseases
Eyelid and Lacrimal Disorders