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).
Dr. Ferris's Overview. Dr. Mark C. Ferris graduated from the University of Oklahoma College of Medicine at Oklahoma City in 1988.He works in Dallas, TX and specializes in Pulmonary Disease and Pulmonary Critical Care Medicine. Dr. Ferris is affiliated with Doctors Hospital At White Rock Lake.e works in Dallas, TX and specializes in Pulmonary Disease and Pulmonary Critical Care Medicine. Dr. Ferris is affiliated with Doctors Hospital At White Rock Lake.