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Diseases of Tetrapyrrole Metabolism - Refsum Disease and the Hepatic Porphyrias Differential Diagnoses

  • Author: Norman C Reynolds, Jr, MD; Chief Editor: Stephen A Berman, MD, PhD, MBA  more...
Updated: Aug 20, 2014
Contributor Information and Disclosures

Norman C Reynolds, Jr, MD Neurologist, Veterans Affairs Medical Center of Milwaukee; Clinical Professor, Medical College of Wisconsin

Norman C Reynolds, Jr, MD is a member of the following medical societies: American Academy of Neurology, Association of Military Surgeons of the US, International Parkinson and Movement Disorder Society, Sigma Xi, Society for Neuroscience

Disclosure: Nothing to disclose.

Specialty Editor Board

Francisco Talavera, PharmD, PhD Adjunct Assistant Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference

Disclosure: Received salary from Medscape for employment. for: Medscape.

Kenneth J Mack, MD, PhD Senior Associate Consultant, Department of Child and Adolescent Neurology, Mayo Clinic

Kenneth J Mack, MD, PhD is a member of the following medical societies: American Academy of Neurology, Child Neurology Society, Phi Beta Kappa, Society for Neuroscience

Disclosure: Nothing to disclose.

Chief Editor

Stephen A Berman, MD, PhD, MBA Professor of Neurology, University of Central Florida College of Medicine

Stephen A Berman, MD, PhD, MBA is a member of the following medical societies: Alpha Omega Alpha, American Academy of Neurology, Phi Beta Kappa

Disclosure: Nothing to disclose.

Additional Contributors

Ann M Neumeyer, MD Medical Director, Lurie Center for Autism; Assistant Professor of Neurology, Harvard Medical School; Child Neurologist, Massachusetts General Hospital

Ann M Neumeyer, MD is a member of the following medical societies: American Academy of Neurology, Child Neurology Society, Massachusetts Medical Society

Disclosure: Nothing to disclose.

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Tetrapyrrole molecules are large-ringed structures developed from 4 pyrrole groups and used in energy metabolism in both plants and animals.
Three characteristic substrate molecules of the heme porphyrin pathway.
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