Diploma in cath-lab technology is a diploma level course. Cath Lab Technology is fundamentally the same as another occupation Cardiovascular Technologists and Technicians. These specialists lead tests on pneumonic or cardiovascular frameworks of patients for analytic purposes. may lead or aid electrocardiograms, cardiovascular catheterizations, pneumonic capacities, lung limit, and comparable tests and help doctors in diagnosing and treating cardiovascular (heart) and fringe vascular (vein) i