Trauma and orthopaedics Flashcards
What is debridement?
Surgical removal of dead, damaged or infected tissue
What is a scarf osteotomy?
This is a Z shaped surgical division of the 1st metatarsal to correct a bunion (hallux valgus).
Name 3 types of arthroplasty
Total joint arthroplasty, hemiarthroplasty, unicompartmental
Define: arthrotomy
opening a joint
Define: osteotomy
cutting/dividing a bone
Define: osteosynthesis
joining bone
Define: arthroplasty
Refashioning a joint
Define: exostectomy
smoothing a bone
Name the parts of the long bones
Physis= growth plate in children Epiphysis= joint side of the physis Metaphysis= widened flare of the bone on the shaft side of the physis Diaphysis= shaft of the bone
What is a classic cause of an insufficiency fracture?
Osteoporosis
What could cause a pathological fracture?
Tumour, infection, metabolic
How long should it take for an adult lower limb fracture to heal?
12 weeks
How long should it take for an adult upper limb fracture to heal?
6 weeks
What are the 3 main stages of fracture management?
Reduce, stabilise, rehabilitate
What are the stages of bone healing?
Trauma, haematoma, inflammation, callus formation, consolidation, remodelling
Name some early complications of fractures
Blisters, swelling, compartment syndrome, complications of treatment, associated other injuries, sepsis from major trauma, thrombo-embolism, fat embolism/ARDS
Name some late complications of fractures
Deformity, delayed/mal/non-union, post-traumatic osteoarthritis, avascular necrosis (femoral neck, scaphoid, talus), chronic pain.
How do you treat compartment syndrome?
Fasciotomy
How do we classify sprains?
Ligaments:
Grades I (minimal tear, fibre stretching),
II (partial tear)
III (complete tear).
Muscles:
Grades I (small tear, minimal bleeding),
II (significant number muscle fibres torn, bleeding),
III (complete tear).
What are the 2 types of referred pain?
1) Radicular, from nerve root compression (along dermatomal distribution).
2) Somatic, pain originating elsewhere (hard to localise).
What is the first sign that someone is in shock?
Fast respiratory rate