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International Journal of
Radiology Research
ARCHIVES
VOL. 6, ISSUE 2 (2024)
Comparison of MDCT and DSA in identification of the culprit vessels in haemoptysis
Authors
Mekala Uday, Pankaj Sharma, Girish Sindhwani, Ruchi Dua, Udit Chauhan
Abstract

Background

Most of studies evaluating the usefulness of MDCT angiography prior to DSA in managing haemoptysis, were conducted in Western world, where the main cause of haemoptysis is bronchogenic carcinoma; as compared to Indian subcontinent, where the main cause of haemoptysis is tuberculosis. In literature, most of studies which determined usefulness of MDCT angiography were retrospective in nature, and only very few studies reported the diagnostic accuracy of MDCT angiography. Our study is a prospective study done in Himalayan belt of North India, with most common cause of haemoptysis being tuberculosis; and in this study we have tried to evaluate the diagnostic accuracy of MDCT angiography in patients in whom BAE was done for management of haemoptysis.

Aim and Objective

The aim of current study is to prospectively assess the diagnostic accuracy of MDCT angiography before BAE, for management of patients with haemoptysis, in Himalayan belt of North India.

Material and Method

101 patients were recruited in this prospective study, done over a period of 18 months. MDCT angiography was performed in all these patients, prior to BAE. MDCT angiography findings were recorded in these patients, and compared with DSA findings.

Observation and Result

When we compared MDCT angiography with DSA for detecting culprit vessels responsible for haemoptysis, we found sensitivity as 97.73%, specificity as 100%, positive predictive value as 100%, negative predictive value as 67.85% and diagnostic accuracy as 97.84%.

Conclusion

MDCT angiography is a highly sensitive and specific investigation, that can be used for comprehensive evaluation of pathological bronchial and non-bronchial vessels, and provides a detailed road map before proceeding to BAE. DSA is superior to MDCT angiography to detect culprit vessels. Our study validated that there was no discernible difference in angiographic results between patients with or without tuberculosis. One right bronchial artery and one left bronchial artery (Cauldwell type II) was the most common branching pattern of bronchial artery, followed by two right (one ICBT and one bronchial) arteries and one left bronchial artery (Cauldwell type IV).
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Pages:44-50
How to cite this article:
Mekala Uday, Pankaj Sharma, Girish Sindhwani, Ruchi Dua, Udit Chauhan "Comparison of MDCT and DSA in identification of the culprit vessels in haemoptysis". International Journal of Radiology Research, Vol 6, Issue 2, 2024, Pages 44-50
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