CD4 \< 100 cells/mm3 or HIV viral load \> 400 copies/mL

Current active AIDS-defining illness

History or symptoms consistent with heart failure

Standard contraindications to MRI including severe allergy to gadolinium

Glomerular filtration rate (eGFR) \< 45 mL/min/1.73 m2 within one month of MRI study

Use of growth hormone-releasing hormone (GHRH) or growth hormone (GH) within the past 6 months

HbA1c \> 7%, chronic insulin use within the past 6 months, and/or change in anti-diabetic agents within the past 3 months

Change in statin therapy within the past 3 months

Chronic corticosteroid use except intermittent topic steroid creams or inhalers

Pregnancy or breastfeeding

Growth Hormone Dynamics and Cardiac Steatosis in HIV