What pathology is being demonstrated in the chest image below? AP chest(1).png

Which of the following technical factors is ideal for  an upright adult chest  radiograph?

Using the AP Chest  image below: What corrective actions are needed for an optimal image?AP chest for critique.jpg 

Increasing the Contrast to Noise Ratio increases the visibility of anatomic details.

Evaluating the lateral chest image below, which statements best describes this image? lateral chest(1).jpg

Total saturation is seen when _____ the ideal IR exposure is reached.

Evaluating the chest image below, which statement best describes this PA chest image?chest analysis 1.png

Clinical scenario: A patient is in the intensive care unit after abdominal surgery. The surgeon is concerned about a possible perforated bowel. The patient cannot stand or sit. Which of the following positions will best demonstrate any possible intra-abdominal free air?

Clinical Scenario: A patient enters the ED with a possible pneumothorax in the left lung. Because of trauma, the patient cannot stand or sit erect. Which of the following positions would best demonstrate this condition?

BONUS: A KUB projection was obtained using the Angelina College CR radiography system, the following technical factors were used:80 kV, 8mAs, a large focal spot with a 12:1 grid, 44″ SID.  The resulting projection demonstrated penetration of some of the structures, but considerable quantum noise,  a S value # 600.  How should the technical factors be adjusted prior to the next exposure?