burns
TRANSCRIPT
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Emergency Management of BurnsEmergency Management of Burns
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Adult Burn Admissions
• Explosion & Flame• Scald - oil & water• Contact• Electrical• Chemical• Friction• Sun
48%
33%
8%
5%
3%
2%
1%
©EMSB©EMSB
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Pathophysiology
• Tissue damage occurs in two stages:– Initial thermal injury– Secondary injury from ongoing dermal
ischaemia or trauma
• Early management is aimed at minimizing secondary damage
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Jackson Burn Wound Model
Zone of Survival
Zone of Damage
Zone of Necrosis
Hyperaemia
Stasis
Coagulation
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E.M.S.B
• Airway• Breathing• Circulation• Disability• Exposure• Fluids
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AIRWAY and BREATHING
Early Symptoms: • sore throat • singing of nasal hairs/eyebrows/eyelashes • hoarseness • soot-tinged sputum Late Symptoms:• shortness of breath • stridor • indrawing
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IF IN DOUBT INTUBATE
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CIRCULATION
• BURN SCHOCK• Management focuses on fluid resuscitation,
pulmonary, cardiovascular and renal support. Ends with mobilization of fluid and establishment of cardiopulmonary and renal stability (lasts up to 48 hours or several days)
• FLUID RESUSCITATION – Parklands Formula
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DISABILITY
• Beware the Confused Patient
• Intoxicated Or Hypoxic?• Electrolyte Imbalances• Shock
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EXPOSURE
• REMOVAL OF ALL JEWELLERY AND CLOTHING WHILE KEEPING THE PATIENT WARM
• ASSESSMENT OF BURN SEVERITY AND EXTENT
• MANAGEMENT
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SUPERFICIAL BURN
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SPT VS DPT • SPT• Involves only the most superficial
dermis • Blistering or sloughing of
overlying skin, causing a red, painful wound Typically, the burn blanches but shows good capillary refill.
• Hairs cannot be pulled out easily. • Healing within 14 days, typically
without scarring or need for graft
• DPT• Involves more of the epidermis
with fewer epidermal appendages spared
• It may present as blisters, or a wound with white or deep red base
• Sensation is usually decreased• Healing takes more than 14 days.• Incidence of hypertrophic
scarring increased. Debriding and grafting is recommended by 2-3 weeks.
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FULL THICKNESS BURN
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Calculation of fluid commences from the time of burn
NOT from the time of presentation
©EMSB©EMSB
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Limbs: Signs of Circulatory Obstruction
• Loss of distal circulation• pallor• coolness• absent pulse• loss capillary refill• decreased oxygen saturation
• Pain on passive extension• Deep pain at rest
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Escharotomy
After Consultation with Burns Unit:
• Chest: To allow respiratory movement
• Limb: To restore circulation in limb with excess swelling under rigid eschar
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INITIAL CARE
• JELONET/BACTIGRAS• SILVAZINE CREAM• GLAD WRAP• PAIN RELIEF - IV• IDC INSERTION TO MONITOR URINE OUTPUT
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Further Management
• NG TUBE AND FEEDS• NO ANTIBIOTICS• TETANUS PROPHYLAXIS• AVOIDENCE OF HYPOTHERMIA
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TRANSFER CRITERIA1. Partial thickness burns >= 15% TBSA in patients aged 10 - 50 years old. 2. Partial thickness burns >=10% TBSA in children aged 10 or adults aged 50
years old. 3. Full-thickness burns >= 5% TBSA in patients of any age. 4. Patients with partial or full-thickness burns of the hands, feet, face, eyes,
ears, perineum, and/or major joints. 5. Patients with high-voltage electrical injuries, including lightning injuries. 6. Patients with significant burns from caustic chemicals. 7. Patients with burns complicated by multiple trauma in which the burn
injury poses the greatest risk of morbidity or mortality8. Patients with burns who suffer inhalation injury.
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BURNS EVOLVE !!!!• WHAT MAY APPEAR TO BE A SUPERFICIAL BURN ON FIRST PRESENTATION CAN VERY
EASILY PROGRESS TO A DEEPER BURN REQUIRING GRAFTING IN A FEW DAYS
• AS A RESULT THE BURN INJURY SHOULD BE REVIEWED AT A PERIOD NO LATER THAN 2 DAYS FROM THE INITIAL PRESENTATION.
• THE INJURIOUS AGENT ( HOT WATER,OIL FLAME ETC) DURATION OF CONTACT, RESUSCITATION STATUS,CLIMATE AND DRESSINGS USED WILL ALL CONTRIBUTE IN VARYING DEGREES TO THE DEPTH AND PROGRESSION OF THE BURN WOUND
• IT IS THEREFORE, IMPORTANT THAT APPROPRIATE DRESSINGS ARE USED FROM THE INITIAL INJURY TO MINIMISE THE INJURY OVER TIME AND AN APPROPRIATE MULTIDISCIPLINIARY TEAM IS INVOLVED IN THE CARE OF ALL BURN WOUNDS
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