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A z score (or standardized value) is measured in units of the standard deviation. It tells you how many standard deviations the value x is above (to the right of) or below (to the left of) the mean, μ. Values of x that are larger than the mean have positive z scores, and values of x that are smaller than the mean have negative z scores. If x equals the mean, then x has a zero z score. It is important to note that the mean of the z scores is zero, and the standard deviation is one.
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Venous thromboembolism prophylaxis using the Caprini score.

Iva Golemi1, Juan Pablo Salazar Adum1, Alfonso Tafur2

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Venous thromboembolism (VTE), including pulmonary embolism (PE) and deep vein thrombosis (DVT), is a major preventable cause of cardiovascular disease and surgical death. This review details common, challenging VTE scenarios in clinical practice.

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Area of Science:

  • Cardiovascular Medicine
  • Surgical Complications
  • Hematology

Background:

  • Venous thromboembolism (VTE) is a significant cause of preventable cardiovascular disease in the US.
  • Post-operative VTE is the leading preventable cause of surgical mortality.
  • VTE presents with various short- and long-term complications.

Purpose of the Study:

  • To review the diverse clinical presentations of VTE.
  • To highlight challenging VTE scenarios encountered in practice.
  • To provide a comprehensive overview of VTE management.

Main Methods:

  • Literature review of VTE, PE, and DVT.
  • Analysis of clinical case studies.
  • Synthesis of current guidelines and research.

Main Results:

  • VTE encompasses both deep vein thrombosis (DVT) and pulmonary embolism (PE).
  • Post-operative VTE is a critical complication with significant morbidity and mortality.
  • Recognizing varied VTE presentations is key to effective management.

Conclusions:

  • VTE remains a leading preventable cause of death and cardiovascular disease.
  • Understanding the "many faces" of VTE is crucial for clinical practice.
  • This review addresses common and challenging VTE scenarios.