As a healthcare professional with expertise in diagnostic testing, I can tell you that the scope of blood work can vary greatly depending on the context and the specific tests that are ordered by a physician. When it comes to STD testing, it's important to understand that not all blood work includes tests for sexually transmitted diseases. However, certain STDs, such as hepatitis, HIV, and syphilis, do require a blood sample for diagnosis. For other STDs like chlamydia and gonorrhea, a urine sample or a swab test might be used instead. So, to answer your question directly: No, not all blood work includes STD testing. If a doctor suspects a patient might have an STD, they will specifically order the appropriate tests. It's also worth noting that some healthcare providers offer non-invasive testing methods, which can be less uncomfortable for patients. read more >>

To test for chlamydia and gonorrhea, for instance, all that is required is a urine sample. For other STDs�C like herpes, hepatitis, HIV and syphilis, a small blood sample is all the STD testing center requires. Many doctors' offices will test for STDs by doing an invasive (and sometimes painful) swab�C we do not!read more >>