Title | : | Application of Photoacoustic Imaging for Pneumonia Detection |
Author | : |
Caesarany Maqfiroh (1) Dr. drg. Rini Widyaningrum, M.Biotech (2) AHMAD MUJTAHID ANAS (3) Prof. Dr. Mitrayana, S.Si., M.Si. (4) |
Date | : | 0 2023 |
Keyword | : | acoustic, imaging, intensity,photoacoustic,pneumonia acoustic, imaging, intensity,photoacoustic,pneumonia |
Abstract | : | We used photoacoustic imaging (PAI) to visualize and compare acoustic intensity levels in pneumonia-affected and healthy chicken lungs. After histological confirmation of pneumonia, the samples were scanned and subjected to a 532- nm diode laser in a photoacoustic imaging system. The acoustic intensity level of pneumonia-affected tissue was examined and compared with that of healthy lung samples. The optimum laser frequency and duty cycle for imaging the samples were 17 kHz and 30%, respectively. The acoustic intensity levels of pneumonia-affected tissue and healthy lungs were −82.5 ± 1.8 dB and −79.9 ± 1.3 dB, respectively. We found that a simple PAI device consisting of a diode laser and condenser microphone could distinguish between pneumonia-affected and healthy lungs. Pneumonia-affected lungs produced less acoustic intensity than that healthy lungs, as supported by histological studies |
Group of Knowledge | : | Fisika |
Original Language | : | English |
Level | : | Internasional |
Status | : |
Published
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