Bones 24: Fractures 3me

What type of fracture is associated most with FOOSH? (Fall on out-stretched hand)

Carpal fractures

What percentage of carpal fractures come from foosh

70-80%

What is the most common radial fracture in adults?

Colles fracture:

• radial metaphysis

What type of fracture is characterized by Radial diaphysis fracture and ulnar head dislocation

• It happens mostly in children of 9-12 age

Galeazzi fracture

What type of fracture is characterized by ulnar shaft fracture with and radial head dislocation?

• It Happens mostly in children of 4-10 age

Monteggia fracture

Which type of fracture can suggest interpersonal violence?

• Where does this fracture occur?

Parry fracture/Nightstick

• Ulnar diaphysis

What is a bone callus?

• What is produced?

Periosteal reaction

• Reactive bone as a result of periosteum irritation

What happens at 0-2 weeks of the callus formation?

Hematoma-blood clot

• scaffolding

What happens at 2-3 weeks of the callus formation?

Soft callus

• cartilage added and bone surface becomes porous and “woven”

What happens at 3-6 weeks of callus formation?

Hard callus is formed

• Thickened

What happens at 8 weeks-2years of callus formation?

Bone remodeling

• margins of the callus becomes less distinct

What is the name of a crushing damage to a tissue around bone that can lead to new bone formation?

Myostitis ossificans traumatica

What is “reducing” in fractures?

What happens if it remains unreduced?

Putting the bone back together ex. reduced ulna after parry fracture

• Bone will still grow together and the bony tissue will not match up. Displaced

What is it called when the complete fracture fails to heal?

Pseudoarthrosis or nonunion

What is the name of this periosteal reaction where reactive bone forms as a result of an infection?

Osteomyelitis

What diseases can lead to bone destruction and reactive bone?

Cancer: Osteoblastoma

Chronic tuberculosis: becomes systemic, originating from the lungs and moving to the bones.

What is the specific name of vertebral degeneration due to tuberculosis

Pott’s disease