We evaluated the efficacy of automated lamellar therapeutic keratoplasty (ALTK SystemÂ®; Moria/Microtek Inc., Doylestown, Pennsylvania, USA) in the treatment of various corneal disorders affecting the anterior to mid-stroma.
Whatâs the problem? Pulmonary regurgitation (PR, also called pulmonic regurgitation) is a leaky pulmonary valve. This valve helps control the flow of blood passing from the heart to the lungs. A leaky pulmonary valve allows blood to flow back into the heart chamber before it gets to the lungs for oxygen.
The heart is an organ found in every vertebrate. It is a very strong muscle that is about the size of a fist. It pumps blood throughout the body. It has regular contractions, or when the heart squeezes the blood out into other parts of the body. Cardiac and cardio both mean about the heart, so if something has the prefix cardio or cardiac, it has something to do with the heart. Myocardium means the heart muscle: 'myo' is from the Greek word for muscle - 'mys', cardium is from the Greek word fo