Endocrine Abstracts

Radioimmunoassays are used to measure hormones and the technique is based on recognition of an antigen by antibodies largely derived from animal sources. Heterophilic antibodies have been reported to cause interference in 0.05–0.5% of immunoassays. We present a case in which the presence of heterophilic antibodies led to unnecessary interventions.A 32 year old gentleman was referred to our centre to localise neuroendocrine tumour. He presented with ...

IntroductionThe Epworth Sleepiness Scale (ESS) is a validated simple method of measuring subjective daytime sleepiness in a variety of situations whereby patients are asked to score the probability of dozing as no chance, slight, moderate or high chance. An ESS>10 is regarded as excessive daytime sleepiness which may be a result of sleep apnoea or sleep disorders. The British Thoracic Society advise that patients who have ESS>10 or sleepiness in ...