Infectious Disease

Test Code: 10016

CPT Code: 81513

Test Code: 10018

CPT Code(s): 87015, 87207

Test Code: 593

CPT Code(s): 83615

Methodology: Spectrophotometry (SP)

Clinical Significance: Elevations in serum lactate dehydrogenase occur from myocardial infarction, liver disease, pernicious and megaloblastic anemia, pulmonary emboli, malignancies, and muscular dystrophy. Since lactic dehydrogenase is present in many body tissues, it's diagnosis usefulness is limited. Tissue specificity may be enhanced by isoenzyme analysis.

Test Code: 654

CPT Code(s): 86308

Methodology: Agglutination

Clinical Significance: Heterophile antibodies, in patients with infectious mononucleosis, may be present as early as the fourth day of illness, and by the twenty-first day of illness, 90% of patients will exhibit a positive test. The Epstein-Barr virus causes infectious mononucleosis.

Alternative Name(s): Infectious Mononucleosis, Mono Screen

Wall Charts can be ordered by emailing DLOClientSupply@questdiagnostics.com or you can download/print the chart by clicking on the disc or printer icon above the chart below:

Test Code: 3021

CPT Code(s): 87086

Test Code: 
RPR (Diagnosis) w/ Reflex to Titer and T. Pallidum Ab, IA (Traditional): 36126

CPT Code(s): 
RPR (Diagnosis) w/ Reflex to Titer and Confirmatory Testing: 86592

Methodology: Flocculation

Test Code: 97758

CPT Code: 87536

Alternative Name(s): HIV-1 RNA QN RT-PCR

Methodology: Reverse Transcription Polymerase Chain Reaction

Test Code: 97756

CPT Code: 87522

Alternative Name(s): HCV RNA QN RT-PCR

Methodology: Reverse Transcription Polymerase Chain Reaction