Double Marker Screening — bHCG + PAPP-A
First-trimester double marker blood test (free β-hCG + PAPP-A) between 11–13+6 weeks screening for Down syndrome and Edwards syndrome risk.
15+
Years Experience
500+
Tests Completed
100%
Confidentiality
99.9%
Report Accuracy
Test Type
Prenatal Screening
Sample Required
Maternal blood
Report Time
Typically 2–5 days
Report Type
Accredited Lab
Why Choose Thamel Clinic
We combine expertise, privacy, and compassion to deliver the best sexual health care in Nepal.
Expert Medical Care
15+ years of specialized experience in sexual health and STD treatment.
Complete Confidentiality
100% private consultations with no record sharing without consent.
Modern Treatment
Latest CDC and WHO guidelines for evidence-based, effective care.
Compassionate Approach
Understanding, non-judgmental care in a comfortable environment.
Your Journey to Better Health
Simple, fast, and completely confidential — from booking to results.
Book Your Test
Schedule online or via WhatsApp for a same-day appointment at our clinic.
Confidential Sample Collection
Our trained professional collects your sample discreetly with no questions asked.
Receive Your Results
Get your accurate, confidential results via phone or secure online access.
STD/STI Specialist Services
STD/STI Testing & Treatment
"Thamel Clinic provides confidential STD/STI consultation, testing and treatment through qualified healthcare professionals in Thamel, Kathmandu. Services include confidential testing, evidence-based treatment, and prevention counseling."
What Our Patients Say
Real experiences from real patients who trusted us with their care.
“I was really nervous about getting tested, but STD Specialist and his team were so professional and made me feel comfortable. The whole process was confidential and quick. Highly recommended for anyone in Kathmandu." - S.K.
Review from a happy patient
“Being a traveler in Nepal, I was worried about finding a reliable clinic. Thamel Clinic was a lifesaver. They were professional, spoke English perfectly, and I got my results quickly. It's a great service for tourists in Thamel." - Alex P.
A tourist's experience at the clinic
“The home sample collection is an amazing service. It's so private and convenient. The staff who came to my home was very professional. It saved me a lot of time and worry." - R. Sharma
Feedback on the home collection service
Frequently Asked Questions
Book Your Double Marker Screening — bHCG + PAPP-A Test Today
Get fast, accurate, and completely confidential Double Marker Screening — bHCG + PAPP-A testing at Nepal's leading sexual health clinic in Kathmandu.
First-trimester double marker blood test (free β-hCG + PAPP-A) between 11–13+6 weeks screening for Down syndrome and Edwards syndrome risk.
Gestational window: 11–13+6 weeks
The double marker measures two maternal serum proteins — free β-hCG and PAPP-A — in the first trimester. Abnormal levels, combined with maternal age and NT scan, indicate increased risk of trisomy 21 and 18.
- Down syndrome (trisomy 21)
- Edwards syndrome (trisomy 18)
Who may need this test
Pregnant women between 11 and 13+6 weeks seeking aneuploidy risk assessment.
Common clinical use
Serum component of the combined first-trimester screen; a cost-effective first-level aneuploidy screen where NIPT is unavailable or unaffordable.
Sample
Maternal blood
Preparation
Accurate gestational dating essential — results are interpreted against gestational age.
Typical turnaround
Typically 2–5 days
Why is this test important?
- Provides clear diagnostic information for an accurate diagnosis.
- Enables targeted and effective treatment plans.
- Helps in preventing the transmission of infections to partners.
- Offers peace of mind and clarity about your personal health status.
"Accurate testing is the cornerstone of effective sexual healthcare. We ensure every test is performed to the highest standard."
The Process at Our Clinic
Getting tested at Thamel Clinic is a simple and discreet process. After a confidential consultation where your doctor will note your clinical history, a sample (such as blood, urine, or a swab) will be collected by a trained professional. Your sample is then processed by our ISO-certified lab partners to ensure the highest accuracy. We handle your health information with the utmost care and confidentiality.
Test Type
Prenatal Screening
Sample Required
Maternal blood
Report Time
Typically 2–5 days
Report Type
ISO Certified
Confidentiality
100% Private