Hand/Wrist Exam
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54 Terms
How many sesamoid bones are there per hand?
5
DIP joint
Distal interphalangeal
PIP joint
Proximal interphalangeal
MCP joint
Metacarpophalangeal
IP joint
Interphalangeal
CMC joint
Carpometacarpals
Intercarpals
Connects carpal bones
Radiocarpal joint
Connects radius to carpals
Distal radioulnar joint
Connects radius to ulna
What kind of joint is the IP joint?
Hinge
What kind of joint is the MCP joint?
Ellipsoidal
What kind of joint is the first digit CMC joint?
Saddle
What type of joint is the 2nd-5th digit CMC joints?
Gliding
What type of joint is the distal radioulnar joint?
Pivot
Scaphoid
Lunate
Triquetrum
Pisiform
Hamate
Capitate
Trapezoid
Trapezium
What are the distal carpals?
Trapezium, trapezoid, capitate, and hamate
What are the proximal carpals?
Pisiform, triquetrum, lunate, and scaphoid
How many carpals are there?
8
What is another name for scaphoid?
Navicular
On what images is the trapeziotrapezoid joint space seen?
PA and oblique
Carpal sulcus
Formed by the concave or palmar surface of the carpals
What is the pathway for median nerve and flexor tendons?
Carpal sulcus
What type of joint is the intercarpal joint?
Gliding
What type of joint is the radiocarpal joint?
Ellipsoidal
Rheumatoid Arthritis
Autoimmune disorder which appears primarily as a noninfectious, inflammatory arthritis of small joints of the hands and feet
What type of pathology is rheumatoid arthritis?
Subtractive
Boxer’s Fracture
Transverse fracture of the neck of the 5th metacarpal with anterior angulation of the distal fragment
Chip Fracture
A fracture type found in the hand and foot; an isolated bone fragment, NOT an avulsion fracture
Carpal Tunnel Syndrome
Compression of the median nerve resulting in pain and weakness of the effected hand
Scaphoid (Navicular) Fracture
Most common carpal fracture
At what age do you do a navicular view for a trauma wrist x-ray?
9+
What position do you put the patient in for a navicular view?
Ulnar deviation
How should you angle the tube for navicular view of the wrist?
30 degrees towards the elbow
What is the technique for a PA hand?
66 kVp and 0.7 mAs
What is the technique for a oblique hand?
66 kVp and 0.8 mAs
What is the technique for a lateral hand?
70 kVp abd 1.25 mAs
What should you use to position for a lateral hand?
Fan sponge
What special view is done for a foreign body hand?
Extension lateral
How do you position for a bone age?
Left hand only, PA only
What position/imaging is used for early diagnosis of rheumatoid arthritis?
Norgaard (ball-catchers)
What is the technique for a PA, oblique and navicular wrist?
66 kVp and 0.9 mAs
What is the technique for a lateral wrist?
70 kVp at 1.1 mAs
What is Merrills rule for tube angle of a navicular?
10-15 degress towards the elbow
What is a wrist scaphoid (stecher) view used for?
Diagnosis of navicular/scaphoid fracture
What is RH protocal for a navicular/scaphoid fracture?
Ulnar deviation
What is the wrist tangential carpal canal (gaynor-hart method) view used for?
Early diagnosis of carpal tunnel syndome
What is the RH view of a PA clenched fist used for?
Scapholunate seperation if scapholunate tear is present