For example, while working with a cardiologist, these nurses might help treat patients who have heart problems, such as congestive heart failure, cardiac dysrhythmia, myocardial infarction, cardiomyopathy, or angina-related problems.eople work as cardiac nurses in many different settings. For example, they might work in intensive care units (ICU) in hospitals, cardiac rehabilitation units, coronary care units (CCU) in hospitals, catheterization labs, or other heart-related medical settings.
A herniated disc L5-S1 is a bulging or ruptured intervertebral structure located at the juncture between the lumbar spine and the sacral spine.erniated Disc L5-S1 Conclusions. The L5/S1 level often herniates. It endures so much trauma in doing the most normal things and it is well documented that disc degeneration facilitates herniations. To be diagnosed with a disc condition at L5/S1 should never be a shock; it should instead be an expectation.
Common lower back problems that cause pain in segment L4-L5 include: 1  L4-L5 disc herniation: The most common place for a disc to herniate is at L4-L5 or L5-S1 because of the amount of weight these segments carry and due to their range of motion. The back of the L4-L5 segment has a nerve that passes through it, from inside the spinal canal down through the back of each leg (as part of the sciatic nerve).