What you mean by diagnostic?
1a : of, relating to, or used in diagnosis a diagnostic tool. b : using the methods of or yielding a diagnosis diagnostic tests. 2 : serving to distinguish or identify a diagnostic feature.
What is the meaning of diagnostic significance?
a symptom or characteristic of value in diagnosis. Medicine/Medical. a device or substance used for the analysis or detection of diseases or other medical conditions.
What does diagnostic mean in healthcare?
The process of identifying a disease, condition, or injury from its signs and symptoms. A health history, physical exam, and tests, such as blood tests, imaging tests, and biopsies, may be used to help make a diagnosis.
What does diagnosis mean in biology?
Diagnosis, the process of determining the nature of a disease or disorder and distinguishing it from other possible conditions. The term comes from the Greek gnosis, meaning knowledge.
What is an example of a medical diagnosis?
For example, a definitive diagnosis of cancer is made via tissue examination by a pathologist. Principal diagnosis. The single medical diagnosis that is most relevant to the patient’s chief complaint or need for treatment. Many patients have additional diagnoses.
Can a positive tuberculosis culture confirm a diagnosis?
A positive culture for M. tuberculosis confirms the diagnosis of TB disease. Culture examinations should be completed on all specimens, regardless of AFB smear results.
Which is the best Test to test for tuberculosis?
3. Test for TB Infection. The Mantoux tuberculin skin test (TST) or the TB blood test can be used to test for M. tuberculosis infection. Additional tests are required to confirm TB disease.
How are acid fast bacilli used to diagnose TB?
Diagnostic Microbiology. The presence of acid-fast-bacilli (AFB) on a sputum smear or other specimen often indicates TB disease. Acid-fast microscopy is easy and quick, but it does not confirm a diagnosis of TB because some acid-fast-bacilli are not M. tuberculosis. Therefore, a culture is done on all initial samples to confirm the diagnosis.
Can a chest radiograph be used to diagnose TB?
Chest Radiograph. These abnormalities may suggest TB, but cannot be used to definitively diagnose TB. However, a chest radiograph may be used to rule out the possibility of pulmonary TB in a person who has had a positive reaction to a TST or TB blood test and no symptoms of disease.