Inclusion Criteria:

• * Emergency room presentation and/or hospitalization with COVID-19 infection defined in accordance with established criteria as follows: SAR-CoV2 RT-PCR+ (severe acute respiratory syndrome coronavirus 2 reverse transcription polymerase chain reaction) and at least one of the following symptoms: dyspnea, cough, dysphagia, rhinorrhea, diarrhea, nausea/vomiting, myalgias, fever, syncope/presyncope.

Exclusion Criteria:

• * Contraindication to CMR (i.e. non-compatible pacemaker/defibrillator) or gadolinium (known hypersensitivity, eGFR (estimated globular filtration rate) \<30 ml/min/1.73m2).
• * Inability to provide informed consent (e.g. cognitive impairment).
• * Unrelated condition (e.g. neoplasm) with life expectancy \<12 months prohibiting follow-up.
• * Patients with contraindications to gadolinium (known or suspected hypersensitivity, glomerular filtration rate \< 30 ml/min/1.73m2) will undergo non-contrast MRI but will not be excluded from this study.
• * Patients with known or suspected pregnancy based on Weill Cornell Radiology intake surveys (reviewed by a clinical RN (registered nurse), as well as research personnel) will be excluded from the protocol.