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.
with the RN. RN = registered nurse. There are different degrees-ADN/ASN (associate's degree in nursing/associate's of science in nursing), BSN (bachelor's of science of nursing) and MSN (master's of science in nursing) in addition to a plethora of certifications that one can obtain.