Polymerase Chain Reaction (PCR)
PCR testing is a highly accurate molecular diagnostic tool used to detect specific genetic material from pathogens or infections. It allows for early and precise detection of viruses, bacteria, and other conditions, often with faster turnaround than traditional lab tests. Our state-of-the-art PCR testing provides rapid, highly sensitive detection of infectious agents for timely and appropriate treatment.
What is PCR Testing?
Polymerase Chain Reaction (PCR) is a revolutionary molecular biology technique that amplifies specific DNA or RNA sequences, making it possible to detect even tiny amounts of genetic material from pathogens, viruses, bacteria, or other organisms.
PCR testing works by using cycles of heating and cooling to replicate targeted genetic sequences millions of times, making them detectable by laboratory equipment. This process allows for incredibly sensitive and specific identification of infectious agents.
Real-time PCR (also called qPCR) provides results in real-time during the amplification process, allowing for faster diagnosis and quantification of the target genetic material. This technology has become the gold standard for many infectious disease diagnostics.
Advantages of PCR Testing
PCR testing offers numerous advantages over traditional diagnostic methods:
High Sensitivity
Can detect even very small amounts of genetic material, allowing for early detection of infections.
Specificity
Targets specific genetic sequences, reducing false positives and providing accurate identification.
Rapid Results
Faster turnaround times compared to traditional culture methods, often providing same-day results.
Versatility
Can detect a wide range of pathogens including viruses, bacteria, fungi, and parasites.
What We Test For
Our comprehensive PCR testing panel includes screening for various infectious agents:
Respiratory Pathogens
- COVID-19 (SARS-CoV-2)
- Influenza A & B
- Respiratory Syncytial Virus (RSV)
- Rhinovirus/Enterovirus
Bacterial Infections
- Streptococcus pneumoniae
- Mycoplasma pneumoniae
- Chlamydia pneumoniae
- Bordetella pertussis
Sexually Transmitted Infections
- Chlamydia trachomatis
- Neisseria gonorrhoeae
- Trichomonas vaginalis
- Herpes Simplex Virus
Gastrointestinal Pathogens
- Clostridium difficile
- Salmonella species
- E. coli
- Norovirus
PCR Testing Process
Our PCR testing follows a precise, multi-step process to ensure accurate results:
Sample Collection
Collection of appropriate specimens (nasal swab, throat swab, blood, urine, etc.)
RNA/DNA Extraction
Genetic material is extracted and purified from the sample for testing.
Amplification
Target genetic sequences are amplified through repeated heating and cooling cycles.
Detection & Analysis
Real-time monitoring detects amplified genetic material and provides quantitative results.
When is PCR Testing Recommended?
PCR testing is particularly valuable in several clinical scenarios:
- Early detection of infectious diseases when symptoms first appear
- Screening for asymptomatic infections in high-risk populations
- Monitoring treatment response and viral load in chronic infections
- Contact tracing and outbreak investigation
- Pre-surgical screening to prevent healthcare-associated infections
