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Iron Studies
Laboratory testing to identify iron deficiency
How to order and interpret iron studies
The FIRST thing you should do if your patient has Restless Legs Syndrome
Kidney (Renal) Function Tests
24-hour urine for creatinine clearance
How to collect a 24-hour urine sample
How to interpret the BUN/Creatinine ratio when you get labs back
What is estimated GFR (eGFR)?
What serum creatinine is and why it is important
Factors that can affect serum creatinine
Can creatine supplements lead to “false” elevation in serum creatinine?
Liver (Hepatic) Function Tests
Tips about Hepatic Function Tests
False positive elevation of plasma ammonia
Elevated alkaline phosphatase
Pharmacogenomic testing
Serotonin transporter promoter region
Serotonin transporter linked polymorphic region (5-HTTLPR)
5-HTTLPR and efficacy of antidepressants
5-HTTLPR and adverse effects of antidepressants
5-HTTLPR and antidepressant-induced mania
Serotonergic receptors
Serotonin 2A receptor gene (HTR2A) polymorphisms and adverse effects
HTR2C polymorphisms and medication-induced weight gain
Blood-brain barrier/ P-glycoprotein
Cytochrome P450 enzymes
HLA gene testing
Melanocortin 4 receptor (MC4R)
Commercially-available pharmacogenomic tests
(listed alphabetically)
Can you comment on lab tests to measure inflammation: C-reactive protein (CRP) and other lab markers?