There are multiple definitions:
hypertrophic obstructive cardiomyopathy(English)
- abnormal thickening of the myocardium, most commonly in the septum, with pathologic “myocardial disarray” upon microscopic inspection
- HCM, LVOT, LVOTO, oHCM, PVC, SRT
- Cardiology, Pathology, Genetics
- https://doi.org…SAHA.116.309348
high-osmolar contrast medium(English)