Evidence map›Paper›PMID 41774252›Full record

ArticleVeterinary research communications2026

Deep learning-driven automated detection of canine cardiac murmurs via digital wireless stethoscope auscultation.

Sully Lee, HyeSun Chang, Won-Yang Cho, Soyeon Jeon, Sangjun Lee, Sehoon Kim, Min-Ok Ryu, Kyoung-Won Seo

Abstract read
In one paragraph

Article in Veterinary research communications, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Sully LeeLaboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Science, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea.ORCID http://orcid.org/0009-0002-9654-5066
HyeSun ChangSmartsound Corporation, Seoul, Republic of Korea.ORCID http://orcid.org/0009-0001-4129-5832
Won-Yang ChoSmartsound Corporation, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0001-9225-4013
Soyeon JeonSmartsound Corporation, Seoul, Republic of Korea.ORCID http://orcid.org/0009-0002-7900-0953
Sangjun LeeDepartment of AI-SW Convergence, Soongsil University, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0002-4251-7177
Sehoon KimLaboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Science, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0002-2616-6610
Min-Ok RyuLaboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Science, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea.ORCID http://orcid.org/0000-0002-5614-9846
Kyoung-Won SeoLaboratory of Veterinary Internal Medicine, Department of Veterinary Clinical Science, College of Veterinary Medicine, Seoul National University, Seoul, Republic of Korea. kwseo@snu.ac.kr.ORCID http://orcid.org/0000-0002-1561-3278

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A heart murmur is a key indicator of cardiovascular disease, making auscultation essential. Nonetheless, its accuracy is influenced by the clinician’s experience and subjective interpretation. This study developed a deep learning–based algorithm (CNN6) for automated detection of heart murmurs using phonocardiogram (PCG) data acquired via a digital wireless stethoscope. A total of 2,269 recordings (over 20 h) from 406 dogs were used for model development and validation, and 297 recordings from 60 dogs were reserved for independent testing. The model achieved 89.9% sensitivity, 92.7% specificity, and 90.9% accuracy, demonstrating diagnostic performance comparable to that of experienced veterinarians. This AI-assisted approach provides a consistent and objective murmur assessment and represents a clinically applicable screening tool for myxomatous mitral valve disease (MMVD), enhancing diagnostic precision, facilitating telemedicine, and promoting the integration of artificial intelligence into veterinary cardiology.

Indexed as

Deep LearningDog DiseasesHeart AuscultationHeart MurmursStethoscopesAnimalsDogsPhonocardiographySensitivity and SpecificityWireless TechnologyCanineCNN6Deep learningDigital stethoscopeMurmurMyxomatous mitral valve disease

Identifiers

PMID41774252
PMCPMC12956957

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.