Deep Venous Thrombosis (DVT) Flashcards
1
Q
DVT
A
a blood clot that remains attached to a vessel wall
2
Q
thromboembolus
A
detached thrombus
3
Q
DVT:
FACTORS (TRIAD OF VIRCHOW)
A
- venous stasis
- venous intimal damage
- hypercoagulable states
4
Q
Triad of Virchow:
Venous stasis
A
- immobility
- obesity
- prolonged leg dependency
- age
- CHF
5
Q
Triad of Virchow:
Venous intimal damage
A
-trauma
-venipuncture
IV medication
6
Q
Triad of Virchow:
hypercoagulable states
A
- inherited disorder
- smoking
- malignancy
- liver dx
- pregnancy
- oral contraceptives
- hormone replacement
- hyperhomocysteinemia
- antiphospholipid symdrome
7
Q
DVT:
AT RISK POPULATION
A
- hospitalized pts
- ortho trauma or surgery
- spinal cord injury
- ↑60 of age
- malignancy
- pregnancy
8
Q
post-thrombotic syndrome
A
DVT causes persistant venous outflow obstruction
9
Q
post-thrombotic syndrome:
CM
A
- persistant pain
- ulceration
- edema
10
Q
DVT:
Diagnosis
A
d-dimer
ultrasound
11
Q
d-dimer
A
is an indirect measure of the presence of thrombosis that is very sensitive but not specific
12
Q
DVT:
Management LOW RISK PT
A
serial imaging
13
Q
DVT:
Management HIGH RISK PT
A
heparin
direct thrombin inhibitors
catheter-directed thrombolytic therapy
