Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) autosomal dominant hypocalcemia ?
    ### Response:
    Autosomal dominant hypocalcemia is characterized by low levels of calcium in the blood (hypocalcemia). Affected individuals can have an imbalance of other molecules in the blood as well, including too much phosphate (hyperphosphatemia) or too little magnesium (hypomagnesemia).
    