Normal levels of creatinine in the blood are approximately 0.6 to 1.2 milligrams (mg) per deciliter (dL) in adult males and 0.5 to 1.1 milligrams per deciliter in adult females.lderly persons, on the other hand, may have less creatinine in their blood than the norm. Infants have normal levels of about 0.2 or more, depending on their muscle development.
Actor. Mark Ferris is an actor, known for Invasion of the Star Creatures (1962).ctor. Mark Ferris is an actor, known for Invasion of the Star Creatures (1962).
Carol Ferris. Caroline Carol Ferris is a fictional character appearing in the DC Comics Universe. She is one of many characters who has used the name Star Sapphire, and was the long-time love interest of Hal Jordan, the Silver Age Green Lantern.