December 2017 - LaboratoryTests.org

Urine Pregnancy Test (UPT): Principle, Procedure, Interpretation and Limitations

December 25, 2017 Dhurba Giri 6

There are two types of tests for pregnancy testing: one uses blood sample and other uses urine. Both tests detect the presence of beta subunit of a hormone called human chorionic gonadotropin (hCG). The Urine […]

Reverse Blood Grouping: Principle, Procedure, Interpretation and Limitations

December 21, 2017 Dhurba Giri 16

Several blood grouping systems have been described in humans. Among these, ABO blood grouping system is the most important system for screening, transfusion and transplantation practice today. ABO blood grouping system divides blood into 4 […]