Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
18 Cards in this Set
- Front
- Back
|
The first subtle sign of PAD is often:_____
|
Lack of toe hairs
|
|
|
muscle cramping w/ activity is called: _____
|
Claudication
|
|
|
With PAD, pain frequently occurs at night because:____
|
BP drops @ night, reducing perfusion
|
|
|
By onset of claudication, _________
|
Pt has lost 50% of arterial capacity
|
|
|
Rest pain is associated w/ ________
|
A 7x increase in amputation
|
|
|
Characteristics of PAD ulcers:
|
-Dime size
-defined edges -pale wound beds -boney prominences, points of contact w/ hard surfaces (typically lateral) |
|
|
_____% of total blood volume resides in the venous system
|
75%
|
|
|
rubor is caused by _______
|
collateralization
|
|
|
Atherosclerosis: characteristics
|
-Characterized by lipid deposits in intima of lg/md arteries
-Assoc w/ fibrosis/ calcification -invariably systemic |
|
|
Risk Factors for PAD (10)
|
-Age (5th - 6th decade)
-Sex (men > women) -heredity -smoking -HTN -hyperlipidemia -DM (200-400x increase risk) -sedentary lifestyle -obesity -stress |
|
|
The 5 P's of PAD physical assessment:
|
Pain
Pulselessness Parasthesia Pallor Poikilothermia |
|
|
Normal aPTT is:
|
30-40 sec
|
|
|
Therapeutic treatment w/ warfarin or herparin aims for _____ (x control)
|
1.5-2.5 X control time
|
|
|
Normal PT is:
|
11-12.5 seconds
|
|
|
Virchow's Triad
|
Venous Stasis <----->
Vessel Wall Injury <-----> Hypercoagulability <-----> |
|
|
CVD assessment findings
|
-low grade temp (subtle sign)
-dermatitis -hyperpigmentation -warm extremity -pulses present -edema -ulcerations |
|
|
CVD ulcer characteristics
|
irregular borders, pink wounds beds, moist, located on medial malleolus, painful
|
|
|
normal bilateral differences in circumfrance
|
Ankle: 1cm
Calf: 2cm |
