Deepa Narayanan

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Distinguishing syncope with convulsions from a seizure disorder remains difficult. Convulsions occurring secondary to syncope typically result in an incorrect diagnosis of a seizure disorder. Available diagnostic testing often does not provide a conclusive answer; to ensure diagnostic accuracy, the careful and experienced clinician should obtain a patient(More)
Phenylketonuria (PKU), is an autosomal recessive condition affecting the amino acid metabolism. The UK National newborn screening programme was commenced in 1969 and PKU is one among the five conditions included in the screening programme. We present the case history of two siblings of a family with a delayed diagnosis of PKU. This case history highlights(More)
BACKGROUND Hyponatraemia, the commonest electrolyte abnormality amongst in-patients, is associated with increased mortality. Until recently, there has been a lack of international consensus management of patients with severe hyponatraemia. AIM We performed a retrospective study in two teaching hospitals in Yorkshire, UK, to evaluate the management of(More)
A 44-year-old male patient with a single vessel ischaemic heart disease was referred to the lipid clinic for management of hypercholesterolaemia after an episode of admission with thrombocytopenic purpura secondary to atorvastatin. Atorvastatin was discontinued and his platelet counts improved gradually with steroids. He is now established on a different(More)
AIM The aim of the study was to review the clinical validation process of out of hours critical biochemistry results by a clinical biochemist and its effect on primary care services. METHODS A prospective study was conducted of all critical results for primary care patients who were analysed out of hours. The nine-month study period was conducted between(More)
Introduction Reference intervals are dependent on the reference population, the analytical methods and the way the data are handled statistically. Individual method-related differences have been studied but the comparative differences in reference intervals have not. Methods We studied a reference population of healthy adult subjects and measured free(More)
Variegate porphyria is an autosomal dominant acute hepatic porphyria characterized by photosensitivity and acute neurovisceral attacks. Hepatocellular carcinoma has been described as a potential complication of variegate porphyria in case reports. We report a case of a 48-year-old woman who was diagnosed with hepatocellular carcinoma following a brief(More)
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