A low-dose chest CT produces sufficient image quality to detect
many lung diseases and abnormalities using up to 65 percent less
ionizing radiation than a conventional chest CT scan. This is
especially true for detecting and following lung cancer. Other
diseases, such as the detection of pulmonary embolism and
interstitial lung disease may not be appropriate for low-dose
chest CT. Your radiologist will decide the proper settings to be
used for your scan depending on your medical problems and what
information is needed from the CT scan. If your child needs to
have a CT scan, the proper low-dose pediatric settings should be
used. Common Uses of the Chest CT CT of the chest is used to: -
Further examine abnormalities found on conventional chest
X-rays. - Help diagnose the cause of clinical signs or symptoms
of disease of the chest, such as cough, shortness of breath,
chest pain or fever. - Detect and evaluate the extent of tumors
that arise in the chest, or tumors that have spread there from
other parts of the b