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Pruritus precipitated by hydroxyethyl starch: a review.
1Department of Dermatology, Johannes Gutenberg University, Langenbeckstrasse 1, 55131 Mainz, Germany. bork@hautklinik.klinik.uni-mainz.de
The British Journal of Dermatology
|January 20, 2005
Summary
Hydroxyethyl starch (HES) can cause severe, long-lasting pruritus (itching) in patients, impacting quality of life. This side effect, linked to HES tissue deposits, often requires further study for effective management.
Area of Science:
- Anesthesiology
- Pharmacology
- Dermatology
Background:
- Hydroxyethyl starch (HES) is a common fluid management agent in surgery and intensive care.
- Pruritus is an increasingly recognized adverse effect of HES administration.
- This iatrogenic pruritus can be severe, protracted, and negatively impact patient quality of life.
Purpose of the Study:
- To highlight the significant adverse effect of pruritus associated with HES administration.
- To discuss the pathophysiology, clinical presentation, and refractory nature of HES-induced pruritus.
- To emphasize the need for increased physician awareness and further clinical research.
Main Methods:
- Review of existing literature on HES and associated pruritus.
- Discussion of pathophysiological mechanisms involving HES tissue deposition.
- Clinical observation of HES-induced pruritus characteristics.
Main Results:
- HES-induced pruritus is common, severe, and can persist for 12-24 months.
- All available HES solutions carry a risk, often dose-dependent but can occur with low doses.
- Pathophysiology involves long-lasting HES deposition in tissues, particularly macrophages.
Conclusions:
- HES-induced pruritus is a significant clinical problem requiring greater physician awareness.
- Inquiring about prior HES exposure is crucial for diagnosing unexplained pruritus.
- Further well-designed studies are needed to fully understand HES-induced pruritus incidence, dose-dependency, and mechanisms.