Nurse Bob's MICU/CCU
Testing for Critical Care
Axial Tomograph (CAT Scan)
A. A imaging method employing
B. A three dimensional image of the inside of the
body is generated from two dimensional xray slices of the body.
CT scanning of the head is typically used to detect:
A. Bleeding, brain injury and
B. Bleeding due to a ruptured/leaking aneurysm
in a patient with a sudden severe headache
C. A blood clot or bleeding within the
brain shortly after a patient exhibits symptoms of a stroke
D. A stroke
E. Brain tumors
F. Enlarged brain cavities in patients with
G. Diseases/malformations of the skull
H. Evaluate the extent of bone and soft tissue
damage in patients with facial trauma, and planning surgical
I. Diagnose diseases of the temporal bone on
the side of the skull, which may be causing hearing problems
J. Determine whether inflammation or other
changes are present in the paranasal sinuses
K. Plan radiation therapy for cancer of the
brain or other tissues
L. Guide the passage of a needle used to
obtain a tissue sample (biopsy) from the brain
M. Assess aneurysms or arteriovenous
III. CAT of Chest is used to detect.
A. Acute and chronic changes in the lung parenchyma.
B. Evaluation of chronic interstitial processes such
as emphysema, pulmonary fibrosis.
C. Detection of airspace disease (such as pneumonia)
D. Detecting pulmonary embolism (PE)
E. Detecting aortic dissection.
A. Imaging of the coronary arteries (cardiac
B. ECG is used to correlate the CT data
with their corresponding phases of cardiac contraction.
A. Determine stage of cancer and to follow progress.
B. It is also a useful test to investigate
acute abdominal pain.
C. renal stones, appendicitis, pancreatitis,
diverticulitis, abdominal aortic
aneurysm, and bowel obstruction.
A. CT used to image complex fractures