1. GENERAL PATHOLOGY Diagnostic Services in Health Care that apply to the various diseases
The role of diagnostics in Healthcare
Quality procedures

2. Vocabulary Reference range Blood tests Urinalysis Cultures Biopsy
Rapid Test Technologies
Home Medical Test Kits
Genetic Tests

3. Reference Range –‘normal range’ can vary by age, gender, etc
Blood – tests include CBC and glucose tolerance. Taken by Phlebotomist, a Doctor or nurse
Urinalysis Detects infection metabolic disorders like diabetes, kidney disorders & pH often done with strips and microscope if abnormal reading.
Cultures - growing microorganisms and takes 18 to 24 hours.

4. Biopsy – removing sample of tissue to diagnose disease or disorder
Rapid Diagnostic Test Technologies - example strep and influenza
Home Medical Test Kits – HIV to cholesterol regulated by FDA
Genetic Tests every baby in NC tested for 25 genetic conditions ex. Sickle cell and PKU

5. Careers In Diagnostic Medicine
Pathologists
Medical Laboratory Technologist
Nuclear Medicine Technologist
Phlebotomist

6. Diagnostic services Cause of symptoms Treatment plan
Monitor progression
Determine effectiveness

7. Advances in Diagnostic Testing
Breath in a tube to detect:
Cancer
Diabetes
Infectious Disease

8. What Are My Test Results?
SOP
Standard Operating Procedures are a set of instructions which ensure that everyone performing a specific task or test follows the same steps for quality assurance

9. What Are My Test Results?
Diagnostic tests:
Accuracy- correct procedure followed
False negative
False positive

10. What Are My Test Results?
Quality Control includes:
Location – doctor’s office
- hospital
clinical laboratory
Specimen:
- blood
- urine
other body tissue

11. What Are My Test Results?
Which if any sample is “healthy?”
What do you think happens in the other samples?
Write SOP for testing the reagent strips common language.
Write the test results in an organized and concise fashion to send to the doctor and patient.
What illnesses may be indicated by the test results?

12. Why Bank My DNA? Maryland vs. King
Police can take a DNA sample from a suspect in a serious crime
DNA fingerprints may be collected and stored to compare DNA from a crime scene to DNA of a suspect
What are the ethical questions raised by DNA Databanks?

13. DNA Human DNA 23 pairs of chromosomes
A full set of chromosomes=6billion pairs of nitrogenous bases

14. What Did The Test Find? Drug test/screening Urine Sample or Aliquot
One portion tested to see if there is evidence of certain drugs/toxins
If the first portion tests positive, the second portion is ran through a liquid or gas chromatography mass spectrometer to verify the identity of specific drugs

15. Liquid or Gas Chromatography Mass Spectrometer
Chromatography Separating a mixture of chemicals
Mass A device to measure the
Spectro Meter Atomic mass of the chemical

16. What Did The Test Find?
Mass spectrometer

17. What Is The False Positive?