Non-dilated left ventricular cardiomyopathy with arrhythmias is commonly caused by the nonsense variant DSP:c.3793G>T in Slovenian patients.

DSP-cardiomyopathy has recently been recognised as a specific type of cardiomyopathy. Using an in-house Mendelian disease registry, we aimed to identify probands with likely pathogenic or pathogenic DSP variants. We detected these variants in 4.