Ch. 22 Add. Diagnostic procedures Flashcards
True or False: To properly measure the length of a long bone, the entire lower limb should be included on a single projection.
false
Epiphysiodeses is an operation to lengthen the bone by widening the epihphyseal plate
False; it is a premature fusion to shorten the bone
What type of ruler is used for a long bone measurement?
Bell Thompson
What are the 2 types of joints commonly examined with an arthrogram?
Knee and Shoulder
An indication of a possible Baker’s cyst would suggest the need for an arthrogram procedure of the
knee
How much iodinated water soluble contrast media is used in a knee arthrogram
5ml
How much negative contrast media is used in a knee arthrogram
80-100 ml
How many exposures are made and how much is the leg rotated b/w each exposure for horizontal beam knee arthrograms?
6, 30 degrees
What type of needle is used to inject contrast for a shoulder arthrogram?
2 1/2 or 3 1/2 spinal needle
What are the overhead projections done in a shoulder arthrogram?
AP internal and external
Postinjection shoulder arthrogram projections?
transaxillary, grashey method, intertubercle, ap internal and external
What are the 4 common lesions or condition diagnoised through a myelogram/
HNP, bone fragments, arachnoiditis, increased intracranial pressure
The most common clinical indication for a myelogram is
A/ benign tumors
B. spinal cysts
C. HNP
C. HNP
Where is the contrast medium injected during a myelogram?
subrachnoid
Which position will move the contrast media colum from the lumbar to the cervical region during a myelogram?
trendelenburg
What is the most common spinal puncture site for a lumbar myelogram?
A. L3-L4
B. L1-2
C. L4-5
A. L3-4
The absorption of the water soluble contrast media into the vascular system of the body begins ____ mins after injection and is totally undetectable radiographically after ___ hours
30, 24
Which position is performed during a cervical myelogram to demonstrate the C7-T1 region?
Swimmers lateral
Another term for tomography is___
body section radiography
True or False; Maximum blurring of anatomy will be achieved when it is perpendicular to the tube travel.
true
True or False; The primary factor affecting the sectional thickness, as controlled by the operator, is exposure angle.
true
True or False; Increased blurring occurs when the object is farther from the IR
True
True or False; More blurring occurs with a shorter exposure angle
False
Which one of the following exposures times would be suitable for the breathing technique for a thoracic spine lateral? A. 2-3 seconds B. 1 second C. 1/2 second D. 10 miliseconds
a
What are the 4 divisions of the uterus?
fundus, corpus, cervix, isthmus
True/False The uterine tubed are connected directly to the ovaries.
false
Sialography is contraindicated for:
A. Possible obstruction of the salivary duct
B. Severe inflammation of the salivary duct
C. Salivary duct fistula
D. Calculi lodged in salivary duct
B.
Which of the following exposure angles would produce the greatest amount of blurring outside of the objective plane? A. 10 B. 8 C. 5 D. 20
20
Which of the following exposure angles would produce the least amount of blurring outside of the objective plane? A.10 B. 20 C. 5 D. 40
5
