Deep venous thrombosis in ICU patients: exploring the submerged part of the iceberg by an expanded intra-ICU ultrasound surveillance program
2011

Deep Venous Thrombosis in ICU Patients

Sample size: 757 publication Evidence: high

Author Information

Author(s): Cecchi A, Boddi M, Ciapetti M, Barbani F, Bonizzoli M, Parodo J, Perretta L, Zagli G, Spinelli E, Peris A

Primary Institution: Careggi Teaching Hospital, Florence, Italy

Hypothesis

Extending ultrasound surveillance to upper venous districts will reveal a higher prevalence of DVT in ICU patients.

Conclusion

Routine ultrasound surveillance in ICUs should include all venous districts to better identify DVT cases.

Supporting Evidence

  • Eight cases of lower extremities DVT were diagnosed at level I examination in 2009.
  • After expanding surveillance, 25 cases of DVT were found in 2010.
  • Lower extremities DVTs were nine (2.8%) and upper extremities DVTs were 16 (5%).
  • 11 of the upper extremities DVTs were related to central venous catheters.

Takeaway

Doctors found more blood clots in patients' veins when they looked at more areas of the body, not just the legs.

Methodology

A before-and-after intervention study with routine ultrasound examinations for DVT in ICU patients.

Limitations

DVTs present at admission and small CVC-related thrombosis were not included in the study.

Participant Demographics

In 2009, 436 patients (44% male, mean age 57 years); in 2010, 321 patients (64% male, mean age 55 years).

Statistical Information

P-Value

<0.0001

Statistical Significance

p<0.0001

Digital Object Identifier (DOI)

10.1186/cc9440

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