A hematoma is a larger collection of blood, usually caused by surgery, injury, or a greater trauma. Hematomas will usually reabsorb into the body, like a bruise. However, depending on the size, location and cause of the hematoma, the area may need to be drained surgically, or take a longer period of time to resolve.
Registered nurse. A Registered Nurse (RN) is a nurse who has graduated from a nursing program and met the requirements outlined by a country, state, province or similar licensing body in order to obtain a nursing license. An RN's scope of practice is determined by legislation, and is regulated by a professional body or council.
A GN is a graduate nurse and an RN is a registered nurse. Nurses work in health care settings and care for patients under the supervision of physicians. graduate nurse is a student who has completed her education, but has not taken the NCLEX-RN to obtain a license. Some states and employers allow GNs to work professionally under the direct supervision of a registered nurse while waiting to take the NCLEX-RN.