Douglas L. Nguyen, MD

Article

Are anti-TNF drugs safe for pregnant women with inflammatory bowel disease?

Author:: Douglas L. Nguyen, MD

Publish date: December 3, 2018

Active IBD poses a greater risk than continuing drug therapy.

Article

In reply: Vitamin B12 deficiency

Author:: Douglas L. Nguyen, MD

Publish date: January 1, 2016

A single vitamin B₁₂ level less than 200 pg/mL has a specificity greater than 95%.

Article

An unusual cause of vitamin B12 and iron deficiency

Author:: Douglas L. Nguyen, MD

Publish date: July 1, 2015

Testing for ova and parasites was negative, but video capsule endoscopy revealed a tapeworm in the distal duodenum.

Article

Ulcerative colitis and an abnormal cholangiogram

Author:: Douglas L. Nguyen, MD

Publish date: May 1, 2011

The patient, who has had ulcerative colitis for more than 30 years, now has mild, intermittent pain in his right upper quadrant. What is the diagno...

Article

A 40-year-old man with spells of generalized weakness and paresthesias

Author:: Douglas L. Nguyen, MD

Publish date: February 1, 2010

A 40-year-old man who works as a roofer has begun to experience episodes of generalized weakness, perioral numbness, and diffuse paresthesias. What...