Nephrology is a medical specialty devoted to the diagnosis and treatment of diseases of the urinary tract primarily related to the kidneys. The doctor who specializes in diseases of the urinary system is called a nephrologist.
Neurology is the medical specialty that studies diseases of the Nervous System (brain, spinal cord, nerves and muscle).
Neurophysiology is a medical specialty that uses sophisticated non-invasive techniques for studying the nervous system.
Cognitive neuropsychology studies the way in which changes in the brain (traumatic or developmental) can affect behaviour and cognitive abilities (e.g., memory, language, arithmetic operations, attention, visual-perceptive skills
This area of medicine studies mainly the central nervous system. Meuroradiology covers diagnostic studies and therapeutic intervention in multiple imaging techniques applied to the skull, neck and spine.
The Neurosurgery is a medical specialty that involves the diagnosis and surgical treatment of diseases of the central nervous system (brain and spinal cord), surrounding areas (scalp and spine) and peripheral nerves.
Nuclear medicine is a medical specialty that uses radioactive products for the purpose of diagnosis and therapy.