Regarding Analgesic Nephropathy which of the following is TRUE/FALSE? 1. Small, scarred kidneys with papillary calcifications are a feature. 2. Patients usually have anuria due to papillary necrosis. 3. Individuals with analgesic nephropathy are at increased risk of a urothelial malignancy. 4. Heavy users of acetaminophen should be screened for evidence of renal disease. 5. Non-anion-gap metabolic acidosis from tubular damage is seen in analgesic nephropathy.