Long-Chain Fatty Acid Oxidation Disorders In-Clinic Disease Monitoring Program

Inclusion Criteria:

• Confirmed diagnosis of any LC-FAOD subtype. Diagnosis must be confirmed by resultsof acylcarnitine profiles and/or genetic testing results obtained from medicalrecords or equivalent documentation.

• Willing and able to comply with all study procedures.

• Willing and able to provide consent or, if a minor, provide assent and informedconsent by their legally authorized representative.

• Females of childbearing potential who become pregnant during the study will beinvited to remain in the study. Pregnant females with LC-FAOD will be informed ofthe study and invited to enroll.

Exclusion Criteria:

• Presence of a concurrent disease or condition that would interfere with studyparticipation or affect patient's safety in the opinion of the Investigator.

• Presence or history of any condition that, in the view of the Investigator, placesthe patient at high risk of not completing the study or would affect theinterpretation of study results.