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Lecture Notes in Orthopaedics-6 PDF Print E-mail
 
 
 

 

LECTURE 6:

FRACTURES

 
Eugene Sherry, MD, MPH, FRACS.
Senior Lecturer,
Dept. of Orthopaedic Surgery,
University of Sydney, Australia.

 

 
 

 

Fracture in an infant

Closed reduction in a co-operative
child. Most fractures in
children can be treated by
closed reduction

Fracture blisters

 

 

 

 

 

 

 

 

 

 

 


 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 


3 Minute Fracture Talk

Reduce fracture with traction and hold with Plaster Of Paris.

 

What is it

A fracture is a break in a bone

It can be open (to air) or closed

It can be transverse, oblique or comminuted

It can be at the end or the middle of a bone

Describe displacement as tilt (angulation), shift (% loss of end to end contact) or twist (rotation, too difficult).

The patient may be young (< 14 years), co-operative or unwell, the bone maybe abnormal (pathological).

Why treat it

To prevent muscle spasm (pain) and malunion.

Fracture blisters

Supracondylar fracture humerus in child - the most difficult fracture - requires traction and expert judgement.

 

How to treat it

Save patient. Save limb. Debride and later (closure) soft tissues. Reduce (closed, manipulation, or open, surgery) and hold (externally with POP or external fixateur or internally with screw, plates, rods).
 
Fracture Healing 5 phases ( See Man. Sp. Med. chapter 2).
 
Haemorrhage (minutes), granulation tissue (hours), forget days, immature callus (weeks, clinical union), mature callus (months, x-ray union) and re-modelling (years).


Complications

Late is secondary osteoarthritis. Early is: general (death, fat embolism, DVT, pneumonia) or local (skin: blisters, pressure areas, necrosis, RSD; nerves: - neuro proxia/axonotmesis/ neurotmesis; tendons torn or trapped;, blood vessels blocked with ischaemia, no pulse, or venous swelling; muscles: compartment syndrome with pain at rest / paraesthesia / pain on movement; bone healing. Bone healing be slow to heal (delayed union), won’t heal (non-union), can’t heal (necrosis) or heal crooked (malunion).


Fractures just about always operated on

Multiple trauma, pathological fractures, fractures of femur, displaced fractures into joints or of forearm.


Fractures just about never operated on

Children’s fractures (except of hip), tibial shaft fractures, clavicle fractures.


Try not to operate on

The disturbed, drug addicts, and unreliable people.

Quick review of all fractures

Orthopaedics starts at tip of odontoid process. Cervical spine reduce: hold in traction/collar, exclude neuro loss; thoracic spine: high neuro loss; lumbar spine: seldom operate. Pelvis maybe life threatening (give blood). Fractures of hip and femur need ORIF, most foot fractures need reduction with K-wire fixation. Fractures clavicle need sling, shoulder and humerus are forgiving, elbow fractures often need ORIF, forearm fractures often need ORIF, colles fractures closed reduction, most hand fractures closed reduction with K-wire fixation. Growth plate (end of bones) injuries in children may result in growth arrest and shortening or angulation of limb (use Salter Harris classification).

Never apply a full POP to a new fracture; always follow up all fractures.

Know how to reduce a Colles fracture and a shoulder dislocation before finishing medical school.

 

 
  [Lecture 1 - Trauma ] [Lecture 2 - Arthritis ] [Lecture 3 - Low back pain ] [Lecture 4 - Infections ]

[Lecture 5 - Bone and Soft Tissue Tumours ] [Lecture 6 - Fractures ]
 
 
 

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