Additions Nurses: They provide service to patients seeking help with alcohol, drug, tobacco and other additions.

Ambulatory Care Nurses: They provide preventive care and treat patients with a variety of illnesses and injuries in physician’s offices or in clinics.  Some ambulatory care nurses are involved in tele-health, providing care and advice through electronic communications media such as videoconferencing, the internet or by telephone.

Cardiovascular Nurses: The treat patients with coronary heart disease and those who have had heart surgery, providing services such as postoperative rehabilitation.

Case Managers Nurses: They ensure that all of the medical needs of patients with severe injuries and severe or chronic illnesses are met.

Clinical Nurses Specialists: They provide direct patient care and expert consultations in one of many nursing specialties such as psychiatric-mental health.

Critical Care Nurses: They provide care to patients with serious, complex and acute illnesses or injuries that require very close monitoring and extensive medication protocols and therapies.  They often work in critical or intensive care hospital units.

Dermatology Nurses: They treat patients with disorders of the skin, such as skin cancer and psoriasis.

Diabetes Management Nurses: They help diabetics to manage their disease by teaching them proper nutrition and showing them how to test blood sugar levels and administer insulin injections.

Emergency or Trauma Nurses: They provide initial assessments and take care of patients with life-threatening conditions.  Some emergency nurses may become qualified to serve as transport nurses, who provide medical care to patients who are transported by the helicopter or airplane to the nearest medical facility.

Forensics Nurses Participate: They provide scientific investigation and treatment of abuse victims, violence, criminal activity, and traumatic accident.

Gastroenterology Nurses: They treat patients with digestive and intestinal disorders, including ulcers, acid reflux disease, and abdominal bleeding. They also assist in specialized procedures such as endoscopies, which look inside the gastrointestinal tract using a tube equipped with a light and a camera that can capture images of diseased tissue.

Genetics Nurses: They provide early detection screenings, counseling, and treatment of patients with genetic disorders.

Gynaecology Nurses: They provide care to women with disorders of the reproductive system, including endometriosis, cancer and sexually transmitted diseases.

HIV/AIDS Nurses: They provide care for patients diagnosed with HIV and AIDS.

Holistic Nurses: They provide care on acupuncture, massage, aroma therapy and biofeedback meant to treat patients of mental and spiritual ailments.

Home Healthcare Nurses: They provide home nursing care for patients, often as follow-up care after discharge from a hospital.

Hospice and Palliative Care Nurses: They provide care, most often in home or hospice settings.  They focus on maintaining quality of life for terminally-ill patients.

Infection Control Nurses: They identify, track and control infectious outbreaks in healthcare facilities and develop programmes for outbreak prevention and response to biological terrorism.

Infusion Nurses: They administer medications, fluids and blood to patients through injections.
Intellectual and Developmental

Disabilities Nurses: The provide care for patients with physical, mental or behavioural disabilities.

Legal Nurse Consultants: They assist lawyers in medical cases by interviewing patients and witnesses; organize medical records; determine damages and costs; and locate evidence and educate lawyers about medical issues.

Long-term Care Nurses: They provide healthcare services on a recurring basis to patients with chronic physical or mental disorders, often in long term care or skilled nursing facilities.

Medical-Surgical Nurses: They provide health promotion and basic medical care to patients with various medical and surgical diagnoses.