The physicist Stephen Hawking suffers from ALS

A patient is exposed a second time to an antigen and subsequently seeks medical attention with sudden shortness of breath, chest pain, fever, chills, malaise, and a cough that may be productive of purulent sputum

What is the most likely cause of this pathology? a. Acute anaphylactic shock b. Acute hypersensitivity pneumonitis c. Allergic congestive heart failure d. Bronchial asthma

What method of chest tube removal has been associated with the lowest level of pneumothorax recurrence?

a. Clamp the chest tube for 4 hr; if chest ra-diograph is good, remove the tube. b. Clamp chest tube for 24 hr; if clinically stable, remove the tube. c. Remove the chest tube as soon as the air leak resolves. d. Remove the chest tube 48 hr after the air leak resolves.