The research protocol must give a clear indication of what follow up will be provided to the research participants and for how long. This may include a follow u, especially for adverse events, even after data collection for the research study is completed.
The two most important hormones for maintaining calcium levels in the body are parathyroid hormone (PTH) and 1,25(OH)2D (the active form of vitamin D).The major regulator is PTH, which is part of a negative feedback loop to maintain [Ca ++ ] ECF (see Humoral regulation).he two most important hormones for maintaining calcium levels in the body are parathyroid hormone (PTH) and 1,25(OH)2D (the active form of vitamin D).
exists and is an alternate of . It means that for whatever reason, your parathyroid glands are trying to increase your blood's calcium level. This may be a normal response if you are hypocalcemic. However, if your calcium levels are normal (or even high) it may be the result of a malfunction of the parathyroid glands. Chronically elevated parathyroid hormone will cause your bones to release so much calcium to your blood that weak bones result. It means that for whatever reason, your parathyroid glands are trying to increase your blood's calcium level.