In order to recognize disease by means of signs, symptoms and tests protocol is followed which identifies a person’s weakness and strength; these steps are known as diagnostic procedures like mammograms and colonoscopies. These tests establish a diagnosis in symptomatic patients, Screen for disease in asymptomatic patients and provide prognostic information in patients with established disease. A test may be performed to confirm that a person is free from a disease or to track progression. It can be divided into Differential Diagnosis (distinguishes one disease from several other similar disorders) and Diagnosis by exclusion (eliminates all possible diseases under consideration).Thus the criteria for on accurate clinical diagnosis include: a good case history, a thorough clinical examination and relevant investigations / diagnostic tests.
Journal related to Diagnostic procedure: Journal of Medical Microbiology and Diagnosis, Journal of Diagnostic Techniques and Biomedical Analysis, Journal of Molecular Diagnostics, Journal of Clinical and Diagnostic Research, Oral surgery, oral diagnosis : OSD, Journal of Cardiovascular Diagnosis and Procedures, Serodiagnosis and Immunotherapy in Infectious Disease