The Implications of a Blood Test

Blood tests are an integral part of most medical tests or diagnoses to find out what's going on inside one's body. However, when they come back, all the alphabets and acronyms can be confusing. What is the difference between LDLs or HDLs? For that matter, what kinds of blood tests should we ask for or get done? 

Dr. Lau Wee-Ming explains how blood tests work hand in hand with other methods of diagnosis and when special tests need to be called for.