The liberal arts college of a university is simply the arm of that university that teaches courses in the liberal arts to all students of that university. Journalism is a professional field though often found in the English department. The others you mention would be among the liberal arts.
The fundamental principle for the use of vancomycin in dialysis patients is that the drug should only be administered when the plasma concentration is too low to be effective. However, guidelines for appropriate plasma sampling schedules are not available.
Most infants with chronic renal failure have polyuric chronic kidney disease; hence hyperkalemia, fluid overload, and hypertension are uncommon despite very low GFR (renal function). On the other hand, if the baby is oliguric, dialysis is likely to be required to enable adequate nutrition support and growth.