@article {Ardoin65, author = {Kipp B. Ardoin and Douglas S. Moodie and Christopher S. Snyder}, title = {Rate-Dependent Left Bundle-Branch Block in a Child With Propionic Aciduria}, volume = {9}, number = {2}, pages = {65--67}, year = {2009}, publisher = {Ochsner Journal}, abstract = {In most cases, a left bundle-branch block pattern on an electrocardiogram is a postoperative phenomenon. Under rare circumstances, it can be found in patients after myocardial infarction or in patients with hypertrophic cardiomyopathy, or it can be exercised induced. We describe a pediatric patient with propionic aciduria, dilated cardiomyopathy, and rate-dependent left bundle-branch block on her electrocardiogram.}, issn = {1524-5012}, URL = {https://www.ochsnerjournal.org/content/9/2/65}, eprint = {https://www.ochsnerjournal.org/content/9/2/65.full.pdf}, journal = {Ochsner Journal} }