A medical category specialising with disorders of the heart, cadiology is a field that includes diagnosis and treatment of congenital heart defects and other heart-related diseases. Cardiologologists are physicians who specialise in this particular field of medicine.

Concerned with the disorders of the nervous system like coverings, blood vessels and connective muscular tissues. Neurologists assess patients, investigate, diagnose and treat neurological disorders. Neurologist generally treat diseases and disorders such as epilepsy and seizures, dementia, head injury, migraines, multiple sclerosis and many others.

These are two areas of specialisation are often related as they can be caused by trauma, accidents, sports injuries, degenerative diseases, infections, tumors and congenital disorders. Orthopaedic specialists deal with conditions involving the musculoskeletal system and may use both invasive surgical and non-invasive as well as non-surgical means to correct and treat the problem.

There is a board range of spine problems and disorders which can be treated with conservative and non-surgical approach.

Respiratory medicine is a branch of specialisation that deals with diseases of the respiratory system such as asthma, pulmonary hypertension, sleep apnea and even infections and tumors.

This surgical specialty that focuses on abdominal organs from the intestines to the esophagus, stomach, small bowel, colon, liver, pancreas, gallbladder, bile ducts and thyroid. Though surgeons may sub-specialise in one or more of these areas using various methods such as laparoscopic surgery, they are still considered to be part of the general surgical team. These specialist surgeons are experts in treating ailments and diseases in the major body systems including cardiovascular, digestive, endocrine, excretory, skin, muscular, nervous, reproductive, respiratory and skeletal functions.