Hypercalcemia is a condition in which blood calcium exceeds the normal threshold due to many causes such as hyperparathyroidism, vitamin D poisoning, cancer... In general, elevated blood calcium is a dangerous condition that can lead to serious health problems. symptoms such as muscle weakness, confusion, and even coma.

Some cancer patients experience hypercalcemia, which can cause damage to multiple organs, including damage to the heart, which increases the risk of death. This condition requires early detection and emergency treatment.