Endocrine Abstracts

Contracts with primary care encourage screening for diabetes and as a result a fasting blood glucose is frequently performed on asymptomatic patients. During the last year three such patients were found to have significant hypoglycaemia with elevated c-peptide levels and were referred for further investigation.The first, a 50 year old woman, developed significant hypoglycaemia 22 hours into a fast with elevated c-peptide and insulin levels. A CT scan of ...

Several preparations of thyroxine are available nowadays but is a great challenge for every clinician when the oral and intramuscular administration is failing and has to consider long term intravenous administration. This is a 42 years old lady who had a total thyroidectomy for Graves thyrotoxicosis. She commenced on multiple oral preparations of thyroxine and liothyroxine with no biochemical response. This is not a case of pseudomalabsorption as oral absorption studies of hi...

Background: Magnesium, the second most abundant intracellular cation, plays a key role in cellular and metabolic reactions including protein synthesis, neurotransmission and electrolyte balance. There are no specific signs or symptoms of hypomagnesaemia and it can coexist with other electrolyte abnormalities. According to various surveys the prevalence of low Magnesium varies between 2–10% in hospitalized patients. However, there are no clear guidelines about when to scre...