The P/E ratio tells analyst how much an investor in common stock pays per dollar of current earnings. Cisco Systems Inc.'s P/E ratio increased from 2013 to 2014 but then slightly declined from 2014 to 2015.
1 For patients not covered by health insurance, a PET scan typically costs an average of about $4,900 for a PET scan of the whole body to $6,700 for the brain and $6,800 for the heart, according to NewChoiceHealth.com.
The cost of these CT scans are usually less expensive, around the $300-$700 US dollar range per body part and offered on a cash discount basis. Often, these can be discounted even further if you want to have a full body scan to include your brain, neck, chest, abdomen and pelvis.