Upper Extremity Unit Word Scramble
|
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
| Question | Answer |
| Where is the CR directed on all finger radiographs? | PIP |
| Which projection (not routine) will show the joint interfaces better? | AP |
| What is the main difference in CR placement between the thumb vs the finger? | MCPJ |
| Why is there a difference in cr placement between finger and thumb? | No middle phalanx |
| WHAT ADVANTAGES OR DISADVANTAGES TO DOING A PA OR AP PROJECTION OF THE THUMB? | PA HAS MORE OID BUT IS MORE COMFORTABLE TO PT. AP HAS LESS OID BUT IS HARDER FOR PT TO ACHIEVE |
| where is the cr directed for a pa projection of a hand> | 3rd mcp |
| where is the cr directed for an oblique projection of the hand? | 3rd mcp |
| where is the cr projection for a lateral projection of the hand? | 2nd mcp |
| how many degrees is the hand obliqued? | 45 |
| what projection does the lateral position of the hand have? | lateral to medial |
| what are the variations of positioning a lateral hand? Why are they done? | fan lateral, and lateral-medial finger involvement, fx location mc |
| how is the pt positioned? | seated @ the end of the table |
| What SID do you use on hand? | 40 in sid |
| what is a bone age film done for adn how do you do it? | bone ossification, lt PA hand |
| what projection will demonstrate rheudoid arthritis? How do you do it? | Norgaard/Ballcatchers Midpoint between both hands, Cr 2 3rd MCP |
| Name all the bones in the wrist | scaphoid, lunate, triquetrium, pisiform, trapezium, trapazoid, capitate, hamate |
| How do you tell the difference between a PA projection adn a PA oblique of a wrist? | PA oblique- 3-5th MC heads overlap Well diminstrated trapezoid and distal scaphoid |
| On a lateral wirst, how is the hand, thumb, forearm and elbow positioned? | Perpendicular to IR, elbow @ 90 degrees |
| If the radiologist wanted to see the pisiform in prodile, what projection would show that? | AP oblique |
| Where does the CR go for all wrist radiographs? | midcarpal |
| to decrease the distance between the carpal bones and the film on the PA projection, what can be done? | Arch hand @ MCPJ |
| Why does the navicular/scaphoid bone have a separate routine? | Common fx site |
| What is the routine discussed in class for scaphoid? | Ulnar diviation and stetcher (axial) |
| What will happen to the scaphoid by diviating the wrist 45 degrees toward the ulna? | Corrects foreshortening, elongates the scaphoid |
| Where is the Cr directed on the PA projection of the scaphoid? | perpendicular to scaphoid |
| What does the term axial mean? How does it relate to the scaphoid routine? | more than 10 degree angle |
| Why would we angle the CR on the PA axial projection? How much and which direction? | Clear deliniation of scaphoid, 20 degree caudad (toward elbow) |
| What do you do with your SID when you angle the CR? Why? | decrease your distance 1 in for every 5 degree, keep oid |
| radiolgraphically, describe how to tell the difference betweem the PA projection with 45 degree ulnar diviation and the PA axial? | Axial- scaphoid projected without self superimposition |
| What does the term tangential mean? How does it relate to the Carpal Tunnel routine? | Skimming, you want to just skim the carpals |
| Describe how to do the inferosuperior projection of the carpals tunnel? | Hyperextend, CR at the radiostyloid process |
| Where it the Cr directed on a carpal tunnel view? which way it it angeled, how much? | radiolstyloid, 25-30 degrees, reduce tube 5-6 inches |
| Describe how to do the superoinferior projection on a carpal tunnel view? | dorsoflex and lean forward |
| What is the only bone to be see free from superimposition on carpal tunnel views? | pisiform |
| What is the routine for forearm | Ap and Lateral |
| Where is the Cr directed for a forearm? | midpoint to elbow |
| radiologically, what anatomy must be included on both forearm projections? | ulna and radium, both elbow and wrist joint |
| How is the hand positioned for an AP projection of the wrist? What happens if the hand is not positioned correctly? | Supinate, radius nad ulna will cross |
| How is the lateral wrist positioning done? | elbow @ 90 degrees, thumb up, epicondyles perp to IR |
| When an imaginary line is drawn between the humeral epicondyles and it is parallel to the film, what projection of the elbow will you have? | AP |
| Whar is the line that is perp to the film, and what projection will you have in an elbow? | Lat |
| where does the cr go on an ap projection of the elbow> | Midpoint of the elbow |
| How many degrees do you rotate for a lat/med oblique of the elbow? | 45 |
| How is acute flexion of the elbow done? | Elbow fleced, humerus on IR |
| Why is the angled lateral (axiolateral) projection of the elbow done? How is it done? How is the CR angled? Which direction? | Trama view, 45 degree angle toward/away from |
| how many exposures must be done to see the entire circumference of the radial head? | 4, PA, Ap, oblique (lat and med) |
| what are the Fat pads of the arm? | Supinator, anterior and posterior |
| What is the humerus routine? | Ap and Lateral |
| what breathing instructions do you give the patient? Why? | Shallow or suspended breathing, blurr motion lines, or decrease motion |
| To get and AP projestion, what must you do with the humeral epicondyles? Lateral? | Ap: parallel to IR, Lat:Perp to IR |
| Where is the CR directed on a humerus? | midhumerus |
| What anatomic structure will be seen clearly on the humeral head on the AP projection? Lateral? | Ap: greater trochanter, Lat: lesser trochanter |
| When would you need to perform a tranthoracic lateral projection of the humerus? | trama |
| How it a transthoracic donr? film size? Affected arm? Unaffected arm? Cr? Breathing insturctions? | Affected arm against IR, Cr through surgical neck, midcoronal plane. Unaffected are up out of the way. Affected arm against the buckie. 14x17 IR |
| Lateral Forearm evalutaion | wrist and distal humerus, superimposed radius and ulna, elbow flexed 90 degrees |
| Pa wrist eval | carpals, distal rad and ulna, prox. mc. no rotation, Radial and ulnar joint spaces open. No excessive flexion to obscure mc or digits. |
| Pa hand eval: | no rotation of hand. = concavity of mc and phalanges. = amount of soft tissue. =distance between mc heads. open mcp and ipj. Slight separation w/ soft tissue overlap. All anatomy distal to radius and ulna |
| Lat Wrist eval | lat projection of mc,c,distal radius and ulna. Ant/post. displacement of fractures. superimposed distal radius, ulna and mc |
| Oblique Hand eval | min. overlap of 3rd-4th, 4th-5th mc shafts. Slight overlap of mc heads and bases. Separation of 2nd and 3rd mc. Open mcp and ipj. Digits separated w/ no overlap of soft tissue. All anatomy distal to ulna and radius. Soft tissue and bony trabiculae |
| Lat hand eval | true lat. Superimposition of phalanges, mc nad distal rad and ulna adn extended digits. Thumb frr of superimposition. Each bone outlined through superimposed shadows of other mc |
| Norgaard eval | both hands from carpal area to tip of digits. Mc free of superimposition. Useful level of density over heads of mc |
| AP elbow eval | Rad head, neck and tuberosity slightly superimposed over prox ulna. Elbow joint centered |
| Ap oblique (med) elbow | coronoid in profile, trochlea . Elongated med humeral epicondyle. Ulna superimposed by rad head and neck. Olecranon process in fossa. Soft tissue and bony trabiculae |
| Ap oblique (lat) elbow | rad head, neck, tuberosity projected free of ulna, capitulum. Open elbow joint. Soft tissue and bony trabiculae |
| PA digits eval | no rotation, concavity of phalangeal shafts. = amount of soft tissue, open ip and mcpj |
| Lat elbow eval | open elbow joint. Elbow flexed 90 degrees. Superimposed humeral epicondyle. Radial tuberosity facing anterior, radial head partially superimposing coronoid porcedd. Olecranon in profile. Bony trabiculae adn soft tissue |
| Ulnar Deviation Eval | no rotation, extreme ulnar deviation, scaphoid w adjacent articulations |
| Ap Forearm eval | wrist distal to radius slightly superimposition of rad head, neck adn tuberosity. Pariatlly open elbow. No elongation or foreshortening. = distance between wrist and elbow |
| PA oblique aval | Carpals on lat wrist, trapezium and distal scaphoid shown. Distal rad, ulna, carpals and Mc open trapizotrapzoid and scaphotrapezial joint. Slightly overlap of distal rad. Space between 3rd-4th and 4th-5th mc shafts |
| AP Thumb eval | no rotation, =concavity of phalangea and MC shafts. Open IP adn MCPJ spaces |
| PA thumb eval | No rotation, =concavity of phalanges adn mc shafts. Open IP adn MCPJ spaces |
| Oblique thumb eval | Proper rotation of phalanges, soft tissue and 1st MC. Area from distal tip to trapezium. open Ip adn MCPJ, soft tissue and bony trabiculae |
| Ap Humerus eval | Elbow and shoulder joint. Max. visability of epicondyle w/o rotation. Humeral head and greater tunercle inprofile. outline of lesser tubercle between humeral head and greater tubecle. No great variation in density of prox and distal humerus |
| Lat Humerus eval | Elbow and shoulder joint superimposed epicondyles. lesser tubercle in profile. Greater tubercle superimposed over humeral head. No variation of density between prox and distal humerus |
| Lat digits eval | entire digit true lat. concave ant. srface of phalanges. No rotation. open ipj, no obstruction of porx phalanx or mcpj |
| Lat thumb | 1st digit in true lat position. Concave ant surface of prox phalanx. No rotation. open ip and mcpj. Soft tissue and bony trabiculae |
Created by:
638323941
Popular Radiology sets