Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
Seek emergency help for confusion, extreme drowsiness, repeated vomiting with inability to keep fluids down, fainting, severe weakness, or signs of marked dehydration.
Prompt medical assessment is appropriate for symptoms of a kidney stone, such as strong pain in the side or back, pain when urinating, or blood in the urine.
Sudden pain after a fall or an inability to bear weight also needs assessment for an injury.
These symptoms can occur with severe hypercalcemia or another urgent problem.
Arrange routine medical review if there is increasing bone or joint pain, worsening bowing, a change in walking, reduced joint movement, or new difficulty with everyday activities.
Increased thirst, frequent urination, constipation, nausea, or unusual tiredness can be signs that calcium levels need checking.
Routine follow-up is still important when you feel well because high calcium, urinary calcium, or kidney deposits may not cause early symptoms.
Every sign above is quoted from the sofidex article on Murk jansen metaphyseal chondrodysplasia. If you are not sure, err upward — it is always reasonable to be checked.