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Biomedical subjects

G Zerega

Publications and source records attributed to G Zerega.

4 recordsLinked to original sources

Cryptic 1p36.3/6q25.2 translocation in three generations ascertained through a foetus with IUGR and cerebral malformations.

Here we describe a foetus with intrauterine growth retardation (IUGR), cerebral malformations and a 46,XY,der(1),t(1;6)(p36.3;q25.2) karyotype owing to a familial cryptic translocation segregating in three generations. A balanced translocation was present in the mother, the maternal uncle, the aunt and the grandmother. A female first cousin with dysmorphisms, hydrocephalus and mental retardation was a carrier of a partial trisomy 1p and a partial monosomy 6q. Multiple miscarriages were present in the family pedigree. Parents of the foetus had three other pregnancies: a male with a balanced translocation, and two foetuses with 1p36.3-pter monosomy and 6q25.2-qter trisomy.

Abnormalities, Multiple↗

[Latex allergy].

The incidence of latex allergy has increased in the last decade in particular for medical and health care staff. The "L. Sacco" Hospital in Milan has developed an organisational model for dealing with clinical problems of patients allergic to latex who need to be admitted in hospital. Guidelines have been drawn up to handle the problem of latex allergy in hospital. An Interdisciplinary Working Group has systematically re-examined the epidemiological, etiopathogenetic, clinical diagnostic and therapeutic aspects of this important medical problem. This last topic has been particularly developed to facilitate doctors with emergency drugs. Nevertheless the most efficient method against the sensitisation is the elimination and reduction in hospital of the allergens causing the disease.

Health Personnel↗

Corpus callosum agenesis, multiple cysts, skin defects, and subtle ocular abnormalities with a de novo mutation [45,XX,der(5), t(5;;14) (pter;q11.2)].

We report on a 2-year-old girl with a de novo mutation [45,XX,der(5),t(5;14) (pter;q11.2)] with corpus callosum agenesis, multiple cysts (cerebral and cardiac), subtle eye abnormalities, and at least two different skin defects, strongly indicating neuroectodermal involvement, as a neuromuscular choristoma (hamartoma) and an eccrine hamartoma. Fluorescent in situ hybridization with different single-locus probes showed that chromosome 5 has a very small deletion, confined to a region composed of repetitive sequences. By contrast, the long (q) arm of chromosome 14 seems to be much more involved in the rearrangement, with partial monosomy spanning from the centromere to the D14S72 and D14S261 loci. The extent of the deleted region of chromosome 14 is approximately 16 cM. To our knowledge, this is the smallest reported deletion involving the chromosome 14q11.2 region to be associated with a developmental disorder resulting in variable eye, skin, and brain anomalies. We suggest that a new syndrome, mimicking in some ways the MLS phenotype, is caused by a deletion in the chromosome 14q11.2 region.

Abnormalities, Multiple↗

[A competitive model for supply of materials for hemodynamics].

INTRODUCTION: Cardiology and above all haemodynamics are among the specialities that have received the most emphasis in recent years and remarkable results have been achieved, thanks to technological developments in materials. In practice, therefore, the need to be able to access these required and qualitatively better materials, comes up against the need of state-run companies to prepare and finalize the tenders necessary for the purchase of any goods. METHODS: There are essentially three problems to be faced in relation to the need to keep costs down: the large number and the different kinds of medical apparatus to be used, the possibility of reusing expensive materials which enables the use of different configurations without inordinately increasing prices, and the need to hold long and complex tenders. RESULTS/CONCLUSIONS: We have decided to supply a pro-forma product description for use in public tenders in order to facilitate the methods for detailing technical characteristics and quality measurement so that medical users can attain a good price quality ratio.

Cardiology↗