Clinical Research Directory

Healthy Volunteers Inclusion Criteria: * Age: \> 18y, Informed consent No known current or pre-existing significant medical conditions that would affect the cardiovascular or respiratory system Exclusion Criteria: * General MRI contraindications: MR- incompatible devices such as pacemakers, defibrillators, or implanted material or foreign bodies. Consumption of caffeinated drinks or foods (including cocoa and chocolate) during the 12 hours prior to the exam.Regular nicotine consumption during the last 6 months Patients Inclusion Criteria: * Age: \>18 y, Informed consent, Clinically indicated CMR exam Exclusion Criteria: * General MRI contraindications: MR- incompatible devices such as pacemakers, defibrillators, or implanted material or foreign bodies Vasoactive medication (e.g. nitro) during the 12 hours prior to the exam. Consumption of caffeinated drinks or foods (including cocoa and chocolate) during the 12 hours prior to the exam. Regular nicotine consumption during the last 6 months