Diagnoses: Congenital heart disease, HIV, rheumatoid arthritis, scleroderma, systemic lupus erythematosusMedications: Prostacyclins, endothelin receptor antagonists, soluble guanylate cyclase stimulator, phosphodiesterase type 5 inhibitorsProcedures: Echocardiogram, electrocardiogram, cardiac catheterization, ventilation perfusion scanLabs: Alkaline phosphatase, alanine transaminase, Bilirubin, B‐type natriuretic peptide, BUN, carbon dioxide, calcium, chloride, creatinine (serum), glucose, HCT, human chorionic gonadotropin, platelets, potassium, sodium, thyrotropin. Here, GPT is linked to rheumatoid arthritis.