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Advanced Modalities
Contrast Arthrography
Question | Answer |
---|---|
______________ ______________ is the radiographic examination of the soft tissue structures of joints after the injection of contrast media. | Contrast Arthrography |
The contrast media used for contrast Arthrography may be __________, __________ or ______. | Radiopaque; Radiolucent; Both |
What are the types of contrast that may be injected? | Water-Soluble Iodinated Contrast and Air |
Contrast Arthrography is performed on which joints? (5) | Wrist, Knee, Hip, Shoulder and TMJ |
The joints that contrast arthrography is performed on are ___________ joints and contain _______ ___________. | Diarthrodial Joints; Joint Capsules |
Which joint is the most frequent site of investigation using Contrast Arthrography? | Knee |
The soft tissue structures of concern are: (LAMB BC) | Ligaments; Articular Cartilage; Torn Meniscus; Bursae; Baker’s Cysts; Complete and Incomplete rotator cuff tears. |
Contrast arthrography is performed under careful ______________ conditions after ____________ ____________ is used in the area of contrast injection. | Aseptic Conditions; Local Anesthesia |
Of the sterile items required, the __________ and __________ of the ____________ vary according to the part being examined. | Length and gauge; Needle |
Usually _________ needles are used for hip and shoulder arthrography. | Spinal |
What would be the steps taken in the event of joint effusion? | Aspiration after local anesthesia but before contrast. |
Contrast is injected under _________. | Fluoroscopy |
What does the radiologist do after the contrast is injected? | Manipulates the joint to distribute the contrast. |
___________ or ___________ ___________ may also be taken after the contrast is injected. | Radiographs; Spot films |
The Vertical Ray method for knee arthrography uses a ________ __________ that permits better distribution of contrast material around the meniscus. | Stress Device |
The Horizontal Ray Method for knee arthrography uses ___________ contrast of _________ and ___________. | Double Contrast; Water-soluble iodinated and Air |
For the Horizontal Ray method during knee arthrography, to demonstrate the medial meniscus the patient would be in the ___________ position with the medial Meniscus pointed _______. | Semi-prone; Up |
How can you widen the joint space during Horizontal Ray Method Knee Arthrography? | Manual Stress |
During Horizontal Ray method for Knee Arthrography ________ amounts of each of the 2 contrast agents improved _____-________ ___________ of the knee joint structure. | Small; Double-contrast outlining |
During knee arthrography horizontal ray method, excess heavy iodinated solutions ________ into the _________ part of the joint leaving a thin ___________ ___________ on the _______ enveloped uppermost part being imaged. | Drain; Dependent; Opaque Coating; Gas enveloped |
The most common puncture site for Hip Arthrography is: | ¾” Distal to the Inguinal Crease and ¾” Lateral to the palpated femoral Pulse |
Most shoulder Arthrography examinations are performed to evaluate: 1,2,3 | 1)Partial or complete tear in rotator cuff or glenoid Labrum 2)Persistent pain or weakness 3)Frozen shoulder |
The rotator cuff of the shoulder are the ________ and ________ that act to ____________ the shoulder. | Muscles; Tendons; Stabilize |
TMJ Arthrograms have largely been replaced by _____ and ______. | CT and MRI |
Contrast Arthrography of the TMJ can be useful in diagnosing abnormalities of _____________ ___________. | Articular Disk |
What is the TMJ Articular Disk? | Small oval fibrocartilage between the mandibular condyle and mandibular fossa |
During TMJ Contrast Arthrography, fluoroscopy is used to observe and _________ __________ motion. | Image; mandibular |
During TMJ contrast Arthrography, what 3 positions would be radiographed? | Patient mouth closed, partially open, and fully open |
Spinal needles are typically used on __________ and _________ joints. | Hip; Shoulder |