Xray class exam2

• GH jt surfaces are ___mm apart (>___ mm= effusion and <___ mm= OA)

• GH jt surfaces are 5 mm apart (>5 mm= effusion and <5 mm= OA)

• Acromiohumeral joint space of ___mm or less is indicative of full thickness RTC tear

• Acromiohumeral joint space of 6mm or less is indicative of full thickness RTC tear

• AC jt space (0.____-0.___)

• AC jt space (0.3-0.8)

• Coracoid to clavicle is ___-___cm

• Coracoid to clavicle is 1-3cm

• Scap fx type 1

• Type 1: scapular body

Scap fx type 2

• Type 2: apophyseal fx of acromion and/or coracoid

Scap fx type 3

• Type 3: fx of superolateral angle; glenoid neck and fossa

• Carrying angle (___-___ degrees; if more than ___= cubitus valgus)

• Carrying angle (5-15 degrees; if more than 15= cubitus valgus)

• Radial articular/inclination angle (ulnar slant of radius)= ____-____ degrees

• Radial articular/inclination angle (ulnar slant of radius)= 15-25 degrees

• Ankle sprain normal angle and abnormal angle

• Normal angle=5 degrees

• Anything more than 10 is abnormal and indicates lateral ligament pathology

Radial head dislocation types 1-4

Type 1 = undisplaced

Type 2 = displaced with separation of fragment

Type 3 = comminuted fractures

Type 4 = radial head fracture associated with elbow dislocation