Radiography of the Hand, Wrist and Forearm 0.0 / 5 ? AllRadiography UniversityAQA Created by: lizzie.0602Created on: 15-10-21 17:21 What are the clinical indications to form a hand, wrist, forearm xray? Query fracture/ foreign body, dislocation or sublimation, diagnoses of rheumatoid arthritis, pain of unknown origin 1 of 21 How does the beam travel in the DP projection? from the dorsal to palmer aspect of the hand when the hand is flat on the IR 2 of 21 How is the patient positioning different for a DP oblique projection? rotating laterally and resting on an elevated surface by 15-20 degrees 3 of 21 What is the patient positioning for a hand xray? hand in contact with IR, hand wrist and elbow in the same plane, fingers extended and separated, patient seated 4 of 21 Why should the lower limbs and torso not be below the table top? to limit radiation exposure 5 of 21 What is the centre point for a hand xray? head of the 3rd metacarpal 6 of 21 What is the SID for a hand xray? 100cm 7 of 21 What is the collimation of the hand xray? distal end of phalanges, lateral soft tissue borders of hand and distal end of radius and ulna 8 of 21 How should you position a patients wrist for a lateral projection? rotate the wrist and hand laterally 90 degrees, then an extra 5 degrees, medial aspect of wrist in contact with IR 9 of 21 Why should you rotate the wrist 5 more degrees laterally? to superimpose the ulna and radial styloid processses 10 of 21 What is the centre point for a wrist xray? radial styloid process 11 of 21 Why and by how much should you increased the kVp when taking a lateral wrist xray? by 5-8 kVp to penetrate through extra thickness of bone 12 of 21 What is the condition ulna deviation? medical condition which causes joints in the wrist and hand to shift so fingers bend towards the ulna bone 13 of 21 How much do you increase the kVp by if there is a cast on the wrist? by 5 kVp 14 of 21 What is the patient positioning for a wrist xray? radial and ulnal styloid process equal distance from IR, elbow flexed at 90 degrees, wrist and forearm placed on IR and fingers slightly flexed 15 of 21 How should the hand be moved for a suspected scaphoid fracture? ulna deviation to open up the anatomical snuff box 16 of 21 How should you position the patient for a forearm xray? ensure the wrist, elbow and shoulder joints are the same level, radius and ulna equidistant from IR, with image being taken AP 17 of 21 What is the centre point for a forearm xray? midline of the arm, midway between elbow and wrist joint 18 of 21 What is the collimation for a forearm xray? wrist joint, elbow joint and lateral soft tissue borders 19 of 21 Why take a lateral forearm xray? to superimpose the styloid process and epicondryals 20 of 21 What is ORIF and what does it stand for? open reduction internal fixation which is a type of surgery to stabilise and heal a broken bone 21 of 21
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