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Giardiasis as a chronic disease
Abstract:
In an effort to better describe the incidence and characteristics of chronic giardiasis in an urban private practice outpatient setting, we reviewed our experience of 65 cases. In the entire group, the mean duration of symptoms was 1.9 years. A history of foreign travel was described by 45%. No association with homosexuality was noted. Chronic giardiasis, defined as that population symptomatic for six months or longer, constituted 58% of the entire group (38 cases). For these patients the mean duration of symptoms was 3.3 years. When compared to acute giardiasis, an increased frequency of constipation and upper gastrointestinal complaints was noted in the chronic population. Symptomatic cure was obtained in 71% of chronic cases and 93% of acute. Palliative results were noted in 18% of chronic cases and 4% of acute. We conclude that giardiasis is frequently a chronic disease in our population with symptoms lasting years. The incidence is similar in both sexes and a history of foreign travel is often absent. A disproportionate incidence in male homosexuals was not noted in our study.
Insights
Chronic giardiasis is a common, long-lasting gastrointestinal illness, often presenting without foreign travel history. Many patients experience prolonged symptoms, highlighting the need for effective treatment strategies for this persistent infection.
Area of Science:
- Infectious Diseases
- Gastroenterology
- Parasitology
Background:
- Giardiasis is a common parasitic infection affecting the gastrointestinal tract.
- Understanding the characteristics of chronic giardiasis is crucial for effective patient management.
- Previous studies may not fully represent the presentation in diverse outpatient settings.
Purpose of the Study:
- To delineate the incidence and clinical features of chronic giardiasis.
- To compare the characteristics of chronic giardiasis with acute cases.
- To assess treatment outcomes in a private practice outpatient cohort.
Main Methods:
- Retrospective review of 65 cases of giardiasis in an urban private practice.
- Analysis of symptom duration, patient demographics, and travel history.
- Comparison of clinical presentation and treatment outcomes between acute and chronic giardiasis groups.
Main Results:
- Chronic giardiasis (symptoms ≥ 6 months) accounted for 58% of cases, with a mean duration of 3.3 years.
- Constipation and upper gastrointestinal complaints were more frequent in chronic cases.
- Symptomatic cure rates were 71% for chronic and 93% for acute giardiasis.
Conclusions:
- Giardiasis frequently manifests as a chronic condition with prolonged symptoms in this urban outpatient population.
- A history of foreign travel is not always present, and incidence is similar between sexes.
- Treatment success rates differ between acute and chronic presentations, indicating potential challenges in managing persistent infections.