(Cardiac intensive care unit (CICU) - A hospital ward specialized in the care of patients with heart attacks, unstable angina, cardiac dysrhythmia and other cardiac conditions that require continuous monitoring and treatment…... Chaplains may be required to work on-call hours during nights and weekends so they are available during emergencies and crisis situations......
You may call them simply doctors. But most doctors have extra expertise in one type of medicine or another. In fact, there are several hundred medical specialties and subspecialties. Here are the most common types of doctors you'll likely see.