Panagiotis Economopoulos

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 A 19-year-old woman presented with pain and tenderness in both calves associated with pyrexia and neutrophil leukocytosis. Gastrocnemius muscle biopsy showed a non-specific lymphocytic myositis and she was found to have positive c-ANCA, in the absence of other evidence of systemic vasculitis. Subsequent investigation of her gastrointestinal tract revealed(More)
A number of clinical studies have suggested that carriage of the low frequency allele (b) of the human platelet antigen 1 (HPA-1) system is a risk factor for coronary thrombosis. We have examined the effect of a series of HPA biallelic polymorphisms (systems -1, -2, -3 and -5) on the in vitro platelet aggregation in response to adrenaline and collagen in 30(More)
OBJECTIVE To study the urological manifestations of familial multiple endocrine neoplasia type 1 (MEN-1). PATIENTS AND METHODS The study included 26 adults (median age 38.5 years, range 18-80) from two unrelated MEN-1 pedigrees. In 15 of the patients the diagnosis was confirmed by genetic analysis, while in the rest the diagnosis was based on clinical(More)
OBJECTIVE To present evidence supporting the hypothesis that the coexistence of gastric carcinoids (GCs) and hyperparathyroidism may represent a distinct clinical entity, not related to multiple endocrine neoplasia type 1 (MEN1). METHODS We studied a cohort of five young siblings (age range 26-42 years), one of whom had been found to have GC and(More)