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Chemical Burns (1 of 4)
• Can occur whenever a toxic substance
contacts the body
• Generally caused by strong acids or strong
alkalis
• The eyes are particularly vulnerable.
Chemical Burns (2 of 4)
• The severity of the burn is directly related to
the:
– Type of chemical
– Concentration of the chemical
– Duration of the exposure
• Wear appropriate chemical-resistant gloves
and eye protection.
Chemical Burns (3 of 4)
• Management
– Remove any
chemical from the
patient.
– Always brush dry
chemicals off the
skin and clothing
before flushing with
water.
– Remove the
patient’s clothing.
Chemical Burns (4 of 4)
• Management (cont’d)
– For liquid chemicals, immediately begin to flush
the burned area with lots of water.
– Continue flooding the area for 15 to 20 minutes
after the patient says the burning pain has
stopped.
– If the patient’s eye has been burned, hold the
eyelid open while flooding the eye.
Electrical Burns (1 of 5)
• May be the result of contact with high- or
low-voltage electricity
• For electricity to flow, there must be a
complete circuit between the source and the
ground.
– Any substance that prevents this circuit is called
an insulator.
– Any substance that allows a current to flow is
called a conductor.
Electrical Burns (2 of 5)
• The human body is a good conductor.
• The type of electric current, magnitude of
current, and voltage have effects on the
seriousness of the burn.
• Your safety is of particular importance.
– Never attempt to remove someone from an
electrical source unless you are specially trained
to do so.
Electrical Burns (3 of 5)
• A burn injury appears where the electricity
enters and exits the body.
• Two dangers:
– There may be a large amount of deep tissue
injury.
– The patient may go into cardiac or respiratory
arrest from the electric shock.
Electrical Burns (4 of 5)
Electrical Burns (5 of 5)
• Management
– If indicated, begin CPR on the patient and apply
an AED.
– Be prepared to defibrillate if necessary.
– Give supplemental oxygen and monitor.
– Treat soft-tissue injuries with dry, sterile
dressings.
– Provide prompt transport.
Thermal Burns (1 of 3)
• Caused by heat
• Most commonly, they are caused by scalds or
an open flame.
– A flame burn is very often a deep burn.
– Hot liquids produce scald injuries.
• Coming in contact with hot objects produces
a contact burn.
Thermal Burns (2 of 3)
• A steam burn can produce a topical burn.
• A flash burn is produced by an explosion.
– May briefly expose a person to very intense heat
– Lightning strikes can cause a flash burn.
Thermal Burns (3 of 3)
• Management
– Stop the burning source, cool the burned area,
and remove all jewelry.
– Increased exposure time will increase damage to
the patient.
– All patients should have a dry dressing applied to:
• Maintain body temperature
• Prevent infection
• Provide comfort
Inhalation Burns (1 of 4)
• Can occur when burning takes place in
enclosed spaces without ventilation
– Upper airway damage is often associated with
the inhalation of superheated gases.
– Lower airway damage is more often associated
with the inhalation of chemicals and particulate
matter.
Inhalation Burns (2 of 4)
• You may encounter severe upper airway
swelling, requiring intervention immediately.
– Consider requesting ALS backup.
• The combustion process produces a variety of
toxic gases.
Inhalation Burns (3 of 4)
• Carbon monoxide intoxication should be
considered whenever a group of people in
the same place all report a headache or
nausea.
• Management
– First ensure your own safety and the safety of
your coworkers.
Inhalation Burns (4 of 4)
• Management (cont’d)
– Prehospital treatment for a patient with
suspected hydrogen cyanide poisoning includes
decontamination and supportive care.
– Care for any toxic gas exposure includes:
• Recognition
• Identification
• Supportive treatment
Radiation Burns (1 of 4)
• Potential threats include:
– Incidents related to the use and transportation of
radioactive isotopes
– Intentionally released radioactivity in terrorist
attacks
• You must determine if there has been a
radiation exposure and then whether
ongoing exposure continues to exist.
Radiation Burns (2 of 4)
• Three types of ionizing radiation:
– Alpha
• Little penetrating energy, easily stopped by the skin
– Beta
• Greater penetrating power, but blocked by simple
protective clothing
– Gamma
• Very penetrating, easily passes through the body and
solid materials
Radiation Burns (3 of 4)
• Most ionizing radiation accidents involve
gamma radiation, or x-rays.
• Management
– Patients with a radioactive source on their body
must be initially cared for by a HazMat
responder.
– Irrigate open wounds.
– Notify the emergency department.
Radiation Burns (4 of 4)
• Management (cont’d)
– Identify the radioactive source and the length of
the patient’s exposure to it.
– Limit your duration of exposure.
– Increase your distance from the source.
– Attempt to place shielding between yourself and
the sources of gamma radiation.
Patient Assessment of Burns
(1 of 2)
• When you are assessing a burn, it is
important for you to classify the victim’s
burns.
• Classification involves determining the:
– Source of the burn
– Depth of the burn
– Severity
Patient Assessment of Burns
(2 of 2)
• Patient assessment steps
– Scene size-up
– Primary assessment
– History taking
– Secondary assessment
– Reassessment
Scene Size-up
• Scene safety
– Observe the scene for hazards and safety threats.
– Ensure that the factors that led to the patient’s
burn injury do not pose a hazard.
• Mechanism of injury/nature of illness
– Determine the type of burn that has been
sustained and the MOI.
Primary Assessment (1 of 5)
• Begin with a rapid scan.
• Form a general impression.
– Be suspicious of clues that may indicate abuse.
– Consider the need for manual spinal stabilization.
– Check for responsiveness using the AVPU scale.
Primary Assessment (2 of 5)
• Airway and breathing
– Ensure that the patient has a clear and patent
airway.
– Be alert to signs that the patient has inhaled hot
gases or vapors:
• Singed facial hair
• Soot present in and around the airway
Primary Assessment (3 of 5)
• Airway and breathing (cont’d)
– Copious secretions and frequent coughing may
indicate a respiratory burn.
– Quickly assess for adequate breathing.
– Inspect and palpate the chest wall for
DCAP-BTLS.
Primary Assessment (4 of 5)
• Circulation
– Assess the pulse rate and quality.
– Determine perfusion based on the patient’s skin
condition, color, temperature, and capillary refill
time.
– Control significant bleeding.
– Assess for shock.
Primary Assessment (5 of 5)
• Transport decision
– Consider quickly transporting a patient who has:
• An airway or breathing problem
• Significant burn injuries
• Significant external bleeding
• Signs and symptoms of internal bleeding
– Consider a rendezvous with ALS providers.
History Taking (1 of 3)
• Investigate the chief complaint.
– Be alert for signs and symptoms of other injuries
due to the MOI.
– Typical signs of a burn are:
• Pain
• Redness
• Swelling
• Blisters
• Charring
History Taking (2 of 3)
• Investigate the chief complaint (cont’d).
– Regardless of the type of burn injury, it is
important for you to:
• Stop the burning process.
• Apply dressings to prevent contamination.
• Treat the patient for shock.
History Taking (3 of 3)
• SAMPLE history
– Along with the SAMPLE history, also ask the
following questions:
• Are you having any difficulty breathing?
• Are you having any difficulty swallowing?
• Are you having any pain?
– Check whether the patient has an emergency
medical identification device.
Secondary Assessment (1 of 2)
• Physical examinations
– Perform a full-body scan.
– Make a rough estimate, using the rule of nines, of
the extent of the burned area.
– Determine the classification of the burn.
– Determine the severity of the burn.
– Package the patient for transport.
Secondary Assessment (2 of 2)
• Physical examinations (cont’d)
– Assessment of the respiratory system involves
looking, listening, and feeling.
– Assess the patient’s neurologic system.
– Assess the musculoskeletal system.
– Determining an early set of vital signs will help
you to know how your patient is tolerating his or
her injuries.
Reassessment (1 of 3)
• Repeat the primary assessment and reassess
the patient’s vital signs.
• Reassess the chief complaint.
• Reevaluate interventions
– Stop the burning process.
– Assess and treat breathing.
– Support circulation.
Reassessment (2 of 3)
• Reassess interventions (cont’d)
– Provide rapid transport.
– Oxygen is mandatory for inhalation burns but is
also helpful in patients with smaller burns.
– If the patient has signs of hypoperfusion, treat
aggressively for shock and provide rapid
transport.
Reassessment (3 of 3)
• Communication and documentation
– Provide hospital personnel with a description of
how the burn occurred.
– Include the extent of the burns.
• Amount of body surface area involved
• Depth of the burn
• Location of the burn
– Document if special areas are involved.
Emergency Medical Care
for Burns
• Stop the burning process.
• Prevent additional injury.
• Follow the steps in Skill Drill 24-3.
Dressing and Bandaging (1 of 2)
• All wounds require
bandaging.
– Sometimes splints
can help control
bleeding and
provide firm
support for
dressing.
– There are many
different types of
dressings and
bandages.
©
Jones
and
Bartlett
Publishers.
Courtesy
of
MIEMSS.
©
Jones
and
Bartlett
Publishers.
Courtesy
of
MIEMSS.
Dressing and Bandaging (2 of 2)
• Dressings and bandages have three functions:
– To control bleeding
– To protect the wound from further damage
– To prevent further contamination and infection
Sterile Dressings (1 of 2)
• Most wounds will be covered by:
– Universal dressings
– Conventional 4″  4″ and 4″  8″ gauze pads
– Assorted small adhesive-type dressings and soft
self-adherent roller dressings
• Universal dressings are ideal for covering
large open wounds.
Sterile Dressings (2 of 2)
• Gauze pads are appropriate for smaller
wounds.
• Adhesive-type dressings are useful for minor
wounds.
• Occlusive dressings prevent air and liquids
from entering (or exiting) the wound.
Bandages (1 of 3)
• To keep dressings in place during transport,
you can use:
– Soft roller bandages
– Rolls of gauze
– Triangular bandages
– Adhesive tape
• The self-adherent, soft roller bandages are
easiest to use.
Bandages (2 of 3)
• Adhesive tape holds small dressings in place
and helps to secure larger dressings.
• Do not use elastic bandages to secure
dressings.
– The bandage may become a tourniquet and
cause further damage.
Bandages (3 of 3)
• Splints are useful in stabilizing broken
extremities.
– Can be used with dressings to help control
bleeding from soft-tissue injuries
• If a wound continues to bleed despite the use
of direct pressure, quickly proceed to the use
of a tourniquet.

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Oedema_types_causes_pathophysiology.pptxOedema_types_causes_pathophysiology.pptx
Oedema_types_causes_pathophysiology.pptx
 

Chapter 24 PPT part 2.pptx

  • 1.
  • 2. Chemical Burns (1 of 4) • Can occur whenever a toxic substance contacts the body • Generally caused by strong acids or strong alkalis • The eyes are particularly vulnerable.
  • 3. Chemical Burns (2 of 4) • The severity of the burn is directly related to the: – Type of chemical – Concentration of the chemical – Duration of the exposure • Wear appropriate chemical-resistant gloves and eye protection.
  • 4. Chemical Burns (3 of 4) • Management – Remove any chemical from the patient. – Always brush dry chemicals off the skin and clothing before flushing with water. – Remove the patient’s clothing.
  • 5. Chemical Burns (4 of 4) • Management (cont’d) – For liquid chemicals, immediately begin to flush the burned area with lots of water. – Continue flooding the area for 15 to 20 minutes after the patient says the burning pain has stopped. – If the patient’s eye has been burned, hold the eyelid open while flooding the eye.
  • 6. Electrical Burns (1 of 5) • May be the result of contact with high- or low-voltage electricity • For electricity to flow, there must be a complete circuit between the source and the ground. – Any substance that prevents this circuit is called an insulator. – Any substance that allows a current to flow is called a conductor.
  • 7. Electrical Burns (2 of 5) • The human body is a good conductor. • The type of electric current, magnitude of current, and voltage have effects on the seriousness of the burn. • Your safety is of particular importance. – Never attempt to remove someone from an electrical source unless you are specially trained to do so.
  • 8. Electrical Burns (3 of 5) • A burn injury appears where the electricity enters and exits the body. • Two dangers: – There may be a large amount of deep tissue injury. – The patient may go into cardiac or respiratory arrest from the electric shock.
  • 10. Electrical Burns (5 of 5) • Management – If indicated, begin CPR on the patient and apply an AED. – Be prepared to defibrillate if necessary. – Give supplemental oxygen and monitor. – Treat soft-tissue injuries with dry, sterile dressings. – Provide prompt transport.
  • 11. Thermal Burns (1 of 3) • Caused by heat • Most commonly, they are caused by scalds or an open flame. – A flame burn is very often a deep burn. – Hot liquids produce scald injuries. • Coming in contact with hot objects produces a contact burn.
  • 12. Thermal Burns (2 of 3) • A steam burn can produce a topical burn. • A flash burn is produced by an explosion. – May briefly expose a person to very intense heat – Lightning strikes can cause a flash burn.
  • 13. Thermal Burns (3 of 3) • Management – Stop the burning source, cool the burned area, and remove all jewelry. – Increased exposure time will increase damage to the patient. – All patients should have a dry dressing applied to: • Maintain body temperature • Prevent infection • Provide comfort
  • 14. Inhalation Burns (1 of 4) • Can occur when burning takes place in enclosed spaces without ventilation – Upper airway damage is often associated with the inhalation of superheated gases. – Lower airway damage is more often associated with the inhalation of chemicals and particulate matter.
  • 15. Inhalation Burns (2 of 4) • You may encounter severe upper airway swelling, requiring intervention immediately. – Consider requesting ALS backup. • The combustion process produces a variety of toxic gases.
  • 16. Inhalation Burns (3 of 4) • Carbon monoxide intoxication should be considered whenever a group of people in the same place all report a headache or nausea. • Management – First ensure your own safety and the safety of your coworkers.
  • 17. Inhalation Burns (4 of 4) • Management (cont’d) – Prehospital treatment for a patient with suspected hydrogen cyanide poisoning includes decontamination and supportive care. – Care for any toxic gas exposure includes: • Recognition • Identification • Supportive treatment
  • 18. Radiation Burns (1 of 4) • Potential threats include: – Incidents related to the use and transportation of radioactive isotopes – Intentionally released radioactivity in terrorist attacks • You must determine if there has been a radiation exposure and then whether ongoing exposure continues to exist.
  • 19. Radiation Burns (2 of 4) • Three types of ionizing radiation: – Alpha • Little penetrating energy, easily stopped by the skin – Beta • Greater penetrating power, but blocked by simple protective clothing – Gamma • Very penetrating, easily passes through the body and solid materials
  • 20. Radiation Burns (3 of 4) • Most ionizing radiation accidents involve gamma radiation, or x-rays. • Management – Patients with a radioactive source on their body must be initially cared for by a HazMat responder. – Irrigate open wounds. – Notify the emergency department.
  • 21. Radiation Burns (4 of 4) • Management (cont’d) – Identify the radioactive source and the length of the patient’s exposure to it. – Limit your duration of exposure. – Increase your distance from the source. – Attempt to place shielding between yourself and the sources of gamma radiation.
  • 22. Patient Assessment of Burns (1 of 2) • When you are assessing a burn, it is important for you to classify the victim’s burns. • Classification involves determining the: – Source of the burn – Depth of the burn – Severity
  • 23. Patient Assessment of Burns (2 of 2) • Patient assessment steps – Scene size-up – Primary assessment – History taking – Secondary assessment – Reassessment
  • 24. Scene Size-up • Scene safety – Observe the scene for hazards and safety threats. – Ensure that the factors that led to the patient’s burn injury do not pose a hazard. • Mechanism of injury/nature of illness – Determine the type of burn that has been sustained and the MOI.
  • 25. Primary Assessment (1 of 5) • Begin with a rapid scan. • Form a general impression. – Be suspicious of clues that may indicate abuse. – Consider the need for manual spinal stabilization. – Check for responsiveness using the AVPU scale.
  • 26. Primary Assessment (2 of 5) • Airway and breathing – Ensure that the patient has a clear and patent airway. – Be alert to signs that the patient has inhaled hot gases or vapors: • Singed facial hair • Soot present in and around the airway
  • 27. Primary Assessment (3 of 5) • Airway and breathing (cont’d) – Copious secretions and frequent coughing may indicate a respiratory burn. – Quickly assess for adequate breathing. – Inspect and palpate the chest wall for DCAP-BTLS.
  • 28. Primary Assessment (4 of 5) • Circulation – Assess the pulse rate and quality. – Determine perfusion based on the patient’s skin condition, color, temperature, and capillary refill time. – Control significant bleeding. – Assess for shock.
  • 29. Primary Assessment (5 of 5) • Transport decision – Consider quickly transporting a patient who has: • An airway or breathing problem • Significant burn injuries • Significant external bleeding • Signs and symptoms of internal bleeding – Consider a rendezvous with ALS providers.
  • 30. History Taking (1 of 3) • Investigate the chief complaint. – Be alert for signs and symptoms of other injuries due to the MOI. – Typical signs of a burn are: • Pain • Redness • Swelling • Blisters • Charring
  • 31. History Taking (2 of 3) • Investigate the chief complaint (cont’d). – Regardless of the type of burn injury, it is important for you to: • Stop the burning process. • Apply dressings to prevent contamination. • Treat the patient for shock.
  • 32. History Taking (3 of 3) • SAMPLE history – Along with the SAMPLE history, also ask the following questions: • Are you having any difficulty breathing? • Are you having any difficulty swallowing? • Are you having any pain? – Check whether the patient has an emergency medical identification device.
  • 33. Secondary Assessment (1 of 2) • Physical examinations – Perform a full-body scan. – Make a rough estimate, using the rule of nines, of the extent of the burned area. – Determine the classification of the burn. – Determine the severity of the burn. – Package the patient for transport.
  • 34. Secondary Assessment (2 of 2) • Physical examinations (cont’d) – Assessment of the respiratory system involves looking, listening, and feeling. – Assess the patient’s neurologic system. – Assess the musculoskeletal system. – Determining an early set of vital signs will help you to know how your patient is tolerating his or her injuries.
  • 35. Reassessment (1 of 3) • Repeat the primary assessment and reassess the patient’s vital signs. • Reassess the chief complaint. • Reevaluate interventions – Stop the burning process. – Assess and treat breathing. – Support circulation.
  • 36. Reassessment (2 of 3) • Reassess interventions (cont’d) – Provide rapid transport. – Oxygen is mandatory for inhalation burns but is also helpful in patients with smaller burns. – If the patient has signs of hypoperfusion, treat aggressively for shock and provide rapid transport.
  • 37. Reassessment (3 of 3) • Communication and documentation – Provide hospital personnel with a description of how the burn occurred. – Include the extent of the burns. • Amount of body surface area involved • Depth of the burn • Location of the burn – Document if special areas are involved.
  • 38. Emergency Medical Care for Burns • Stop the burning process. • Prevent additional injury. • Follow the steps in Skill Drill 24-3.
  • 39. Dressing and Bandaging (1 of 2) • All wounds require bandaging. – Sometimes splints can help control bleeding and provide firm support for dressing. – There are many different types of dressings and bandages. © Jones and Bartlett Publishers. Courtesy of MIEMSS. © Jones and Bartlett Publishers. Courtesy of MIEMSS.
  • 40. Dressing and Bandaging (2 of 2) • Dressings and bandages have three functions: – To control bleeding – To protect the wound from further damage – To prevent further contamination and infection
  • 41. Sterile Dressings (1 of 2) • Most wounds will be covered by: – Universal dressings – Conventional 4″  4″ and 4″  8″ gauze pads – Assorted small adhesive-type dressings and soft self-adherent roller dressings • Universal dressings are ideal for covering large open wounds.
  • 42. Sterile Dressings (2 of 2) • Gauze pads are appropriate for smaller wounds. • Adhesive-type dressings are useful for minor wounds. • Occlusive dressings prevent air and liquids from entering (or exiting) the wound.
  • 43. Bandages (1 of 3) • To keep dressings in place during transport, you can use: – Soft roller bandages – Rolls of gauze – Triangular bandages – Adhesive tape • The self-adherent, soft roller bandages are easiest to use.
  • 44. Bandages (2 of 3) • Adhesive tape holds small dressings in place and helps to secure larger dressings. • Do not use elastic bandages to secure dressings. – The bandage may become a tourniquet and cause further damage.
  • 45. Bandages (3 of 3) • Splints are useful in stabilizing broken extremities. – Can be used with dressings to help control bleeding from soft-tissue injuries • If a wound continues to bleed despite the use of direct pressure, quickly proceed to the use of a tourniquet.