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The changing spectrum of splenic abscess
P L Caslowitz1, J D Labs, E K Fishman
1Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins Medical Institutions, Baltimore, Maryland.
Abstract:
Thirteen cases of splenic abscess were reviewed retrospectively from pathologic and medical records from 1978 through 1986. Splenic abscess is uncommon, but the diagnosis has been made more frequently in recent years due to the increasing number of living immunosuppressed patients and to the use of more sophisticated radiologic diagnostic techniques. Five patients had a solitary abscess (SA) and eight had multiple abscesses (MA). Seventy-five percent of the patients with MA were immunosuppressed, most had no symptoms from the splenic abscess, and none died. Only one patient (with SA) died, a mortality of 10% overall. Previously the mortality has been 40 to 70%. The decreased mortality may in part be attributable to the more rapid diagnosis (3.8 days for SA, 1.8 days for MA) of the splenic abscess, prompting early treatment. Improved radiologic studies reduce the time to diagnosis and thereby improve the prognosis. Computed tomography (CT) was diagnostic for splenic abscess in 4 of 7 patients and suggestive of abscess in the other 3. Computed tomography was the diagnostic modality of choice in suspected splenic abscess, as it provided more information than the other radiologic studies used.
Insights
Diagnosing splenic abscesses has improved due to advanced imaging, leading to faster treatment and significantly lower mortality rates compared to previous decades. This is particularly noted in cases of multiple abscesses.
Area of Science:
- Medicine
- Radiology
- Pathology
Background:
- Splenic abscess is a rare condition.
- Increased incidence linked to immunosuppressed patients and advanced imaging.
- Retrospective review of 13 cases from 1978-1986.
Purpose of the Study:
- To review cases of splenic abscess.
- To evaluate diagnostic methods and outcomes.
- To assess the impact of modern diagnostics on mortality.
Main Methods:
- Retrospective analysis of medical and pathological records.
- Review of 13 splenic abscess cases.
- Evaluation of diagnostic imaging, including computed tomography (CT).
Main Results:
- Five solitary abscesses (SA) and eight multiple abscesses (MA) were identified.
- Seventy-five percent of MA patients were immunosuppressed; none died.
- Overall mortality decreased to 10% (1/13), significantly lower than historical rates (40-70%).
- Diagnosis time improved (3.8 days for SA, 1.8 days for MA).
- CT was highly effective in diagnosing splenic abscess.
Conclusions:
- Modern diagnostic techniques, especially CT, enable earlier and more accurate diagnosis of splenic abscess.
- Prompt diagnosis and treatment have drastically reduced mortality rates.
- Immunosuppressed patients with multiple splenic abscesses have a better prognosis than previously thought.
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