Characteristics of the left basilar systolic heart murmur (LBSM) detected in 230/2485 Boxer dogs either healthy (AS0 and PS0) or affected by aortic and/or pulmonic stenosis out of the 3126 Boxer dogs that underwent the French cardiovascular breed screening program (2005–2021) and for which corresponding information was available.

Dogs with other heart diseases than aortic stenosis and pulmonic stenosis were excluded from the analysis.