Udhayvir Grewal (@ugrewalmd) 's Twitter Profile
Udhayvir Grewal

@ugrewalmd

Heme/Onc Fellow @uiowacancer via @LSUHS_IM @ClevelandClinic & GMCP. #GIOncology/#NETs, clinical trials, cardiac disease in cancer. Tweets my own. 🦓🎗️

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linkhttps://scholar.google.com/citations?user=GuyDLG8AAAAJ&hl=en calendar_today18-06-2018 20:20:41

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Udhayvir Grewal (@ugrewalmd) 's Twitter Profile Photo
Udhayvir Grewal
@ugrewalmd

23 days ago

Chromogranin A is NOT a screening test for neuroendocrine tumors. Chromogranin A is NOT a reliable tumor marker for monitoring disease (let alone making treatment decisions) among patients with neuroendocrine tumors. Chromogranin A CAN be falsely elevated due to causes such