Guide. A parathyroid hormone (PTH) blood test measures the level of parathyroid hormone in the blood. This test is used to help identify hyperparathyroidism, to find the cause of abnormal calcium levels, or to check the status of chronic kidney disease.
Pleva skin disorder. red spots which may develop into blisters or open sores.These will heal on their own in some weeks and recur again also, possibly. Pityriasis lichenoides is the name given to an uncommon rash of unknown cause. Its mild form is known as pityriasis lichenoides chronica (PLC).leva skin disorder. red spots which may develop into blisters or open sores.These will heal on their own in some weeks and recur again also, possibly. Pityriasis lichenoides is the name given to an uncommon rash of unknown cause. Its mild form is known as pityriasis lichenoides chronica (PLC).
Lichen planus (LP) is the name given to an uncommon chronic skin rash that resembles a plant that typically grows on tree barks and rocks (lichen) and has a flat (planus) top surface. It is a poorly understood recurrent type of skin rash that can also affect the nails, inside of the mouth and/or the vagina.