The NACBLOG Editorial Board extends a sincere thanks to all of you who have written for, commented on, recommended, and read the NACBLOG posts of this past year. In its first year the NACBLOG had more than 50,000 hits and readers included scientists from around the world. Our weekly discussions tou...(Read More)

This case has been edited so that the patient is de-identified. The patient was a prepubertal girl with a learning and social disability for which she was receiving non-traditional treatments. Her vitamin B12 level was found to be greater than 50,000 pg/mL with an upper limit of the reference inter...(Read More)

We recently received the following question from a colleague: One of my endocrine docs posed the following question to me. Would you help me with an answer please? "… a family has – for reasons we don’t need to get into – had their diabetes associated antibodies assessed at more than one la...(Read More)

Assume that a patient suffers from carbon monoxide exposure and that their arterial hemoglobin saturation is reduced to 75% as measured by co-oximetry. According to the oxy-hemoglobin saturation curve, the arterial pO2 should be ~40 mm Hg when the hemoglobin saturation is 75% (figure 1). However wh...(Read More)