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Clinical Laboratory Test
Definition: A clinical laboratory test is a procedure that analyzes biological specimens (such as blood, urine, tissue, or other body fluids) to obtain information about a person's health, often for the purpose of diagnosis, treatment planning, or monitoring disease progression.
Types of Tests and Departments:
Laboratory AreaFunction and ExamplesClinical ChemistryMeasures levels of chemical components in body fluids. Examples: Blood glucose, electrolytes, liver function tests (enzymes), cholesterol/lipid panels.HematologyAnalyzes blood components (red blood cells, white blood cells, platelets). Example: Complete Blood Count (CBC).MicrobiologyIdentifies pathogenic microorganisms (bacteria, viruses, fungi) in specimens. Examples: Culture and sensitivity tests, molecular tests for infectious diseases.Immunology/SerologyStudies the immune system and detects antibodies or antigens. Examples: Tests for autoimmune diseases, infectious disease screening (e.g., HIV, Hepatitis).Pathology/HistologyThe examination of tissues removed during biopsy or surgery. Example: Tissue slides for cancer diagnosis.Molecular DiagnosticsAnalyzes DNA and RNA to detect genetic mutations or specific genetic sequences. Examples: Genetic screening, identifying tumor…