This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Not a feature of maintenance phase of acute kidney injury 
Select and explain. 
A. Hyperuricemia, B. Hypermagnesemia, C. Hypernatremia, D. Hypercalcemia
D: Hypercalcemia
Answer: D: Hypercalcemia 
Explanation: Hypercalcemia not a feature of maintenance phase.
Hypocalcema Occurs in maintenance phase.