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Definition: The determination of the nature of a disease or condition or the distinguishing of one disease or condition from another. Assessment may be made through physical examination, laboratory tests, or the like, and may be assisted by computerized programs designed to enhance the decision-making process.
Notes: GEN only as SPEC; no qualif; prefer /diag with disease term: Manual 19.7+, 19.8.22; in Chinese traditional med, diag & ther based on overall anal of the patient's state is bianzheng shizhi: see note under DIAGNOSIS, DIFFERENTIAL; DF: DIAG
Also Called: Diagnoses and Examinations

Diagnosis Categories.
Diagnosis, Computer-Assisted - Application of computer programs designed to assist the physician in solving a diagnostic problem.
Diagnosis, Differential - Determination of which one of two or more diseases or conditions a patient is suffering from by systematically comparing and contrasting results of diagnostic measures.
Diagnosis, Dual (Psychiatry) - The co-existence of a substance abuse disorder with a psychiatric disorder. The diagnostic principle is based on the fact that it has been found often that chemically dependent patients also have psychiatric problems of various degrees of severity.
Diagnostic Errors - Incorrect diagnoses after clinical examination or technical diagnostic procedures.
Diagnostic Techniques and Procedures - Methods, procedures, and tests performed to diagnose disease, disordered function, or disability.
Early Diagnosis - Methods to determine in patients the nature of a disease or disorder at its early stage of progression. Generally, early diagnosis improves PROGNOSIS and TREATMENT OUTCOME.
Incidental Findings - Unanticipated information discovered in the course of testing or medical care. Used in discussions of information that may have social or psychological consequences, such as when it is learned that a child's biological father is someone other than the putative father, or that a person tested for one disease or disorder has, or is at risk for, something else.
Laboratory Techniques and Procedures - Methods, procedures, and tests performed in the laboratory with an intended application to the diagnosis of disease or understanding of physiological functioning. The techniques include examination of microbiological, cytological, chemical, and biochemical specimens, normal and pathological.
Prognosis - A prediction of the probable outcome of a disease based on a individual's condition and the usual course of the disease as seen in similar situations.

Diagnosis Definitions and Terms

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