A 55 year-old construction worker with a 30-year pack history of smoking presents to your office with acute onset of cough, dyspnea, fever, chills and myalgias. Chest x-ray demonstrates patchy infiltrates bilaterally. His wife tells you they both just got back from Florida, that the rooms were so cold because of the air-conditioning, and that she is upset because this is “the worst flu” her husband has ever had. The patient denies nasal obstruction or nasal discharge, but has a scratchy throat, that is mildly erythematous, but demonstrates no exudates. You note breath sounds are present in all lung fields, and that rales and rhonchi are heard in the lower lung fields bilaterally. Based on this description, what is your MOST LIKELY diagnosis?

A 43-year-old receptionist presents to your office with pain and swelling in the front of her neck. She reports she is getting over a “cold”, but is noticing increasing fatigue, palpitations, sweating, and anxiety over the past few days. Her anxiety has become so bad, that she does not feel that she can go to work. On physical exam her vitals: temp. 100.2 degrees F, pulse 106/min, BP 110/70mmHg and respirations 16/min. Respiratory, cardiac and abdominal exam are within normal limits. What would be the most appropriate bloodwork to order at this time?

 A 30 y/o female presents with sharp back pain after lifting a heavy bag of groceries. Exam shows an obese female with “moon facies” and a “buffalo hump”. A thoracic spine film shows a vertebral compression fracture at T5. These findings are consistent with:

An 21-year-old woman presents with a history of recurrent headaches that mainly occur above her right eye. She describes them as “throbbing” in quality. During these headaches, she gets bouts of nausea and vomiting, and she seems to be sensitive to light. After a nap, she typically feels better. The headaches only last a few hours, and she experiences them roughly 2 times a month. What is the most likely diagnosis?

A 45 year old male complains of vague chest discomfort associated with dyspnea. This pain increases with exertion. He is also a “nervous” person and is prone to anxiety. An abnormality of which of the following is most specific for chest pain of cardiac etiology?

PBL stands for _______  _______  _______.

The higher the atomic # (Z) of a part or substance, the _______ the number of photoelectric interactions.

Bone has a higher atomic # than soft tissue, therefor bone will:

Select either the correct beam restrictor for the following.  Answers may be used more than once; only once correct answer per question.

As collimation decreases (field size opens), the quantity of scatter radiation: