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.
Heart Palpitations. A heart palpitation is the sensation that your heart has skipped a beat or added an extra beat. It may feel like your heart is racing, pounding, or fluttering. You may become overly aware of your heartbeat. This sensation is sometimes also felt in the neck, throat, or chest.While you are having palpitations, your heart rhythm may or may not be abnormal. Heart palpitations can be caused by a variety of factors, including caffeine, exercise, smoking, or stress.Although they can be quite unsettling, most heart palpitations are harmless and resolve on their own without treatment.ou may become overly aware of your heartbeat. This sensation is sometimes also felt in the neck, throat, or chest. While you are having palpitations, your heart rhythm may or may not be abnormal. Heart palpitations can be caused by a variety of factors, including caffeine, exercise, smoking, or stress.