wounds

Question 1

What’s an Incision?

Answer 1

• linear wound
• Usually a clean line, neat edges.
• caused by sharp cutting instrument, such as knife.

Question 2

Whats’s a laceration?

Answer 2

• tearing or splitting of the skin.
• Usually ragged edges
• caused by blunt force

Question 3

What’s a gunshot wound?

Answer 3

• consider how it was caused
• look for entrance and exit wound, but look for internal wound as well.
• usually a small entry point, but potentially larger exit wound; tissue destruction under the skin.
• caused by projectile travelling at speed.

Question 4

Whats’s a puncture wound?

Answer 4

• Penetrating wound
• Usually a small wound, but
  may be an underlying
  injury or foreign body
  present
• Caused by an object
  (such as a nail or knife)
  penetrating the skin and
  potentially underlying
  structures

Question 5

Whats a Haematoma & Contusion?

Answer 5

Haematoma:

• A localised collection of
  blood outside the blood
  vessels
• Usually presents as a solid
  swelling of clotted blood in
  the tissues

Contusion (bruise):

• A type of haematoma
• Vessels allow for blood to
  haemorrhage or
  extravasate into the
  surrounding tissues

Question 6

What’s an abrasion (graze) ?

Answer 6

• usually superficial layers affected only
• Consider any foreign
  bodies in wound, such
  as grit or mud
• Caused by friction
  shearing the skin away

Question 7

What are burns?

Answer 7

• An injury caused by
  energy transfer to the
  body’s tissues (e.g.
  heat, friction, electrical)

Question 8

What are types of burns?

Answer 8

• Epidermal burn
• Superficial partial thickness burn
• Deep partial thickness burn
• Full thickness burn
• Full thickness burn +

Question 9

What is an epidermal burn?

Answer 9

skin erythema, intact skin, e.g. sunburn.

Question 10

What is a superficial partial thickness burn?

Answer 10

involve epidermis and part
of the papillary dermis.

Question 11

What is a deep partial thickness burn?

Answer 11

involve epidermis, the entire
papillary dermis down to reticular dermis.

Question 12

What is a full thickness burn?

Answer 12

involve
the entire thickness of the
skin and possibly
subcutaneous tissue.

Question 13

what is a full thickness burn + ?

Answer 13

involve
the entire skin and sub-lying
structures such as muscle or
bone.