Another potential cause of esophageal spasm is spastic achalasia, a rare motility disorder (trouble moving food through the body). With spastic achalasia, your esophageal muscles don't contract ...

Robert F. Kennedy, Jr. has struggled for decades with a rare disorder affecting his speech, causing his voice to sound ...

which vasodilates through its conversion to NO. It is thus possible that NO release may be deficient in the spasm arteries in patients with coronary spastic angina (CSA). The aim of this study was ...