Conditions affecting the elbow

The elbow is a modified _______ joint, also called ____________.

Trochogingylmus

The trochoginglymus joint allows both __________ and __________.

Pronation, supination

The primary function of the elbow is to position the _____ for functional activity.

Hand

The primary joint of the elbow is the __________ joint classified as a _______ joint.

Humero-ulnar, plane

The proximal radio-ulnar joint allows _____ and ________ movements.

Pronation, supination

Name the 3 joints of the elbow complex.

Humero-radial, ulnar, proximal radioulnar joint

The Humero-ulnar joint is classified as a ______ joint.

Hinge

The proximal radio-ulnar joint is classified as a ______ joint.

Pivot

The ______ joint capsule is usually thinner and more transparent.

Anterior

The greatest capacity of the joint capsule is __~__ ml at ___ flexion

30, 35, 80

The strongest and stiffest bundle of the UCL id the _______ bundle.

Anterior

The primary stabilizer against valgus stress in the elbow is the ______ bundle of the UCL.

Anterior

The weakest bundle of the UCL is the _______ bundle.

Transverse

The _______ lig. encricles the head of the ______.

Annular, radius

The ______ cord prevents ________ or ______ deviation.

Oblique. adduction, varus

The ______ bursa is the most prominent and most prone to injury

Olecranon

The deep olecranon bursa is also called the ______ bursa.

Intratendinous

The anterior bursa of the elbow is the ______ bursa

Bicipitoradial

Normal elbow flexion, forearm pronation & supination.

150, 75, 85

The most common fracture site in the humerus is the _____ neck.

Surgical

The 2 column concept of the distal humerus consists of the _____ and _______ columns.

medial, lateral

_______ fractures account for 55-75% of all pediatric elbow fractures.

Supracondylar

The most common fracture in children is the _______ fracture.

Supracondylar

A fall on an unstretched hand can cause a ________ fracture.

Supracondylar

The most common distal humeral fracture in adults is the _______ fracture.

Intercondylar

______ ______ _____ is considered for severely comminuted fractures.

Total elbow arthroplasty

A fall on an outstretched arm with triceps contraction causes a ________ or _______ ______ fracture.

Transverse, oblique olecranon

The _______ fracture involves the proximal ______ and ______ head dislocation.

Monteggia, ulna, radial

The _______ fracture involves the distal ______ with DRUJ injury.

Galeazzi, radius

2nd most commonly dislocated joint is the ______ joint.

Elbow

Most common direction of elbow dislocation is __________.

Posterolateral

Type _ supracondylar fracture is “conservativeL (reduction,cast/splint)

1

Type _ & _ are “surgical”

2,3

A direct fall on the point of the elbow causes a comminuted ________ fracture.

olecranon

A fall on an outstretched arm with triceps contraction causes a ________ or ________ ________ fracture.

Transverse, oblique olecranon

_______ impingement syndrome is also called _______ ______.

Olecranon, Boxer’s elbow

The primary cause of olecranon impingement syndrome is repetitive _______ extension overloading.

Valgus

Olecranon impingement syndrome is commonly seen in ______.

Throwers

A key symptom of olecranon impingement syndrome is pain in the _______ elbow during extension.

Posterior

__________ elbow is a subluxation of the _____ head.

Nursemaid’s, radial

________ elbow occurs when the _______ head slips through the ______ ligament.

Nursemaid’s, radial, annular

In Nursemaid’s elbow, the radial head becomes interposed between the _______ and the _________.

Radius, capitulum

__________ _________ _________ is a late sequela of untreated compartment syndrome.

Volkmann’s ischemic contracture

In Volkmann’s ischemic contracture, necrotic muscle and nerve are replaced with ______ tissue.

Fibrous

The ______ artery splits into ______ and ______ arteries at the level of the ______ ______.

Brachial, radial, ulnar, cubital fossa

Volkmann’s ischemic contracture occurs due to compression in the ________ compartment of the forearm.

Anterior

Most common precipitating injury for Volkmann’s ischemic contracture is a ______ fracture in children

Supracondylar humerus