Of the common causes for exudative pleural effusions, parapneumonic effusions have the highest diagnostic priority. Even in the face of antibiotic therapy, infected pleural effusions can rapidly coagulate and organize to form fibrous peels that might require surgical decortication.
Retrogradation is the landward change in position of the front of a river delta with time.etrogradation is the landward change in position of the front of a river delta with time.
I. Catabolic and Anabolic Reactions. a. Metabolism is the sum of the chemical reactions in an organism. i. Catabolism refers to the energy-releasing processes (degradative, hydrolysis reactions, exergonic).. Catabolic and Anabolic Reactions. a. Metabolism is the sum of the chemical reactions in an organism. i. Catabolism refers to the energy-releasing processes (degradative, hydrolysis reactions, exergonic).