Study guide Flashcards
how long after primary intention closure does a wound epithelialize?
48 hours
when is a wound closed by tertiary closure?
4-6 days following incision (IF NO INFECTION IS PRESENT)
when are sutures / staples usually removed?
7-10 days
what are the 8 inhibitors of wound healing?
- infection
- ischemia
- diabetes
- malnutrition
- anemia
- steroids
- cancer
- radiation
wounds have achieved 90% of tensile strength by what time frame?
6 weeks
definition: langer lines
natural alignment of CT in dermis
how are incisions made in relation to langer lines? why?
parallel
less scarring
what are the 5 causes of post op infection?
- wind (respiratory)
- water (urinary)
- walk (DVT)
- wounds (infection)
- wonder drugs (reaction)
what is the most common cause of post op fever?
atelectasis
which fluid has potassium in it? how much potassium is it?
LR
4 mEq
what is the daily potassium requirement?
40-100 mEq per day
what is the max amount of KCl that can be given through a PERIPHERAL IV?
10 mEq / hr
what is the max amount of KCl that can be given through a CENTRAL line?
20 mEq / hr
absorbable suture comes in what color package?
purple
non-absorbable sutures comes in what color package?
green
what are the non-emergency indications for chest tube placement?
malignant pleural effusion recurrent pleural effusion treatment with sclerosing agents or pleurodesis parapneumonic effusion or empyema chylothorax post op care
what are the contraindications to placing a chest tube?
lung completely adherent to chest wall
risk of bleeding
