Tyrosine, for example, can convert to phenylalanine, while serine can be created from molecules that are produced during the burning of carbohydrates for energy. The non-essential amino acids include alanine, asparagine, aspartate, cysteine, glutamate, glutamine, glycine, proline, serine and tyrosine. Arginine is also non-essential unless you are in a period of growth.
Pleuritic chest pain. Pleuritic chest pain: Introduction. Any type of chest discomfort or chest pain, with or without breathing difficulty, is a serious symptom that's likely to put you first in the queue at the Emergency Room.
Clinically recognized as pain that is sharp, localized, and made worse by deep inspiration or coughing, pleurisy has a diverse array of possible causes. 1 This article will review the physiology and generalized symptoms of pleurisy and pleuritic chest pain, as well as discuss causes and treatment options. Anatomy and Physiology