UE Day 1 Flashcards
Main stabilizer of the Distal Radioulnar joint
TFCC - Triangular Fibrocartilage Complex
Largest Carpal bone of the Proximal row
Scaphoid
AVN of the Scaphoid
Preisser’s Disease
Area of palpation for the scaphoid
Anatomic Snuff Box
(+) Tenderness of the Scaphoid indicates?
Scaphoid Fracture
Most commonly Fractured Carpal Bone?
Scaphoid
Most Common Dislocated Carpal Bone?
Lunate
ST for dislocated lunate?
Murphy’s Sign
What nerve is most likely affected during lunate dislocation?
Median Nerve
AVN of the Lunate
Kienbocks’s Disease
Fulcrum for radial and ulnar deviation?
Triquetrum
This carpal bone is formed under the FCU tendon
Pisiform
This carpal bone increases the leverage during the flexion and extension.
Pisiform
This carpal bone only attaches to the triquetrum?
Pisiform
This bone is only visible on the palmar aspect of the XRAY
Pisiform
AKA Greater Multangular
Trapezium
AKA Lesser Multangular
Trapezoid
Largest Carpal Bone
Capitate
This bone articulates with all the carpal bones except the carpal bone
Capitate
Connects to the pisiform through a ligament
Hamate
This two structures from the tunnel of guyon.
Pisohamate Ligament and Hook of the Hamate.
What are the two structures that pass through the pisohamate ligament?
Ulnar Nerve and Ulnar Artery
Radiocaprpal Joint Open-pack position?
Neutral with slight ulnar deviation
What type of joint is the Radiocarpal joint?
Ellipsoidal
Radiocarpal Joint closed pack position?
Extension
Capsular pattern of the radiocarpal Joint.
Flexion = Extension
Midcarpal joint open pack position
Neutral with ulnar deviation
Midcarpal joint closed pack position
full extension
Capsular pattern of the midcarpal joint
equal all motions
During wrist flexion who was more ROM between the radiocarpal and midcarpal joints?
Radiocarpal Joint
RD jt. = 50 degrees
MC jt. = 35 degrees
During wrist extension who was more ROM between the radiocarpal and midcarpal joints?
Midcarpal Joint
RD jt. = 35 degrees
MC jt. = 50 degrees
what type of joint is the Intercarpal Joint?
Plane Synovial
- Full Ulnar Deviation with slight extension.
- Apply pressure on the scaphoid with counter force on the forearm.
- Move the wrist into radial deviation and extension.
(+) Pain with subluxation
What is the special test and indication?
Watson Test/ Scaphoid Test, Scaphoid Fracture
what type of joint is the CMC of the thumb?
Saddle Joint
what type of joint is the CMC of the 2nd to 5th finger
Gliding joint
Most common site for hand OA
1st CMC
When performing joint mobilization on the 1st CMC to increase flexion and extension is the moving segment CONCAVE or CONVEX?
Concave - mobilize in the same direction of movement
When performing joint mobilization on the 1st CMC to increase abduction and adduction is the moving segment CONCAVE or CONVEX?
Convex - mobilize in the opposite direction of movement
Open pack position of the 1st CMC
Midway between Flexion, Extension, abduction and adduction
Capsular pattern of the 1st CMC joint
Abdcution>Extension
Open-pack position of the 2nd to 5th CMC joint
midway between Flexion and Extension
Closed pack position of the 2nd to 5th CMC joints
Full Flexion
Capsular Pattern of the 2nd to 5th CMC joints
equal in all directions
What type of joint is the MCP of the thumb
Condyloid joint
Open pack position of the MCP of the hand
slight flexion
closed pack position of the MCP of the hand
full flexion
Capsular Pattern of the MCP of the thumb
Flexion > Extension
This is the rupture of the ulnar collateral ligament of the thumb
Gamekeeper’s or Skier’s thumb
What is the mechanism of injury for Skier’s thumb
Fall on abducted hand