b'
We cover a post by Dr. Seth Trueger (@MDaware) on \\nfalse positives in the urine drug screen and review limitations\\nof this test.\\xa0
\\nThen we review some toxicology, including toxicity associated\\nwith cocaine and PCP using Rosen\'s Emergency Medicine (8e) and\\nTintinalli\'s (8e) as a guide.
\\n
\\nThanks for listening!
Lauren Westafer and Jeremy Faust
'