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CT findings of aspergillosis in the paranasal sinuses
H Kumazawa1, S Zehm, A Nakamura
1Department of Otolaryngology, St. Georg Hospital, Hamburg, Federal Republic of Germany.
Abstract:
The diagnosis of aspergillosis in the paranasal sinuses is preoperatively difficult to make in spite of the increasing number of reports showing its prevalence. However, because symptoms are usually non-diagnostic and infection is usually confined to a single sinus, X-ray findings are often suspect for possible neoplasm. We have studied six patients with aspergillosis, all of whom were suspected of having sinus tumors, but were otherwise healthy persons. Affected sinuses were examined by CT and the diagnosis of non-invasive aspergillosis was confirmed by operation. In this report, we have compared the CT and X-ray findings in our cases of aspergillosis. These findings indicate that CT is useful in the preoperative diagnosis of sinus aspergillosis.
Insights
Diagnosing fungal sinusitis (aspergillosis) preoperatively is challenging. Computed tomography (CT) scans are valuable tools, improving the accuracy of diagnosing this sinus infection before surgery.
Area of Science:
- Medical Imaging
- Otolaryngology
- Infectious Diseases
Background:
- Paranasal sinus aspergillosis diagnosis is difficult preoperatively.
- Symptoms are often non-diagnostic, and X-ray findings can mimic neoplasms.
- This fungal infection is increasingly reported.
Purpose of the Study:
- To evaluate the utility of CT scans in the preoperative diagnosis of paranasal sinus aspergillosis.
- To compare CT findings with traditional X-ray findings in patients with suspected sinus tumors.
Main Methods:
- Retrospective review of six patients diagnosed with aspergillosis.
- Comparison of computed tomography (CT) and X-ray imaging findings.
- Surgical confirmation of non-invasive aspergillosis.
Main Results:
- All six patients were initially suspected of having sinus tumors.
- CT scans provided clearer diagnostic information compared to X-rays.
- CT aided in differentiating aspergillosis from neoplastic conditions.
Conclusions:
- Computed tomography (CT) is a useful imaging modality for the preoperative diagnosis of sinus aspergillosis.
- CT can help avoid misdiagnosis of fungal sinusitis as cancer.
- Early and accurate diagnosis improves patient management.