Specific Anatomic Region	Lung Parenchyma
Application	R/O lung metastases
Author	Fishman EK
Reference Source	Personal communication
Scanner Used	Siemens Somatom Plus-4
Injection Rate	2cc/sec
Contrast Volume and Type	100-110cc of Omnipaque 350
Area Scanned	Entire lung fields
Scan Delay	40sec
Length of Spiral (time)	up to 40sec
Slice Thickness	5mm
Table Speed/Pitch	8mm/sec or a pitch of 1.6
Reconstruction Interval	5mm
3D Technique Used	Rarely needed
Comment: Although for detection of lung nodules CT without contrast is in theory okay, IV contrast helps to better stage the mediastinum and hilum. In select cases reconstruction at 3mm intervals can be done to look for very small nodules.