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Biomedical subjects

D Baldini

Publications and source records attributed to D Baldini.

17 recordsLinked to original sources

Influence of human menopausal gonadotrophin treatment on testicular blood flow and on seminal plasma nitric oxide levels in infertile males.

Gonadotrophin treatment is capable of increasing intratesticular blood flow and improving sperm fertilization potential. A nitric oxide (NO)-mediated mechanism may play a role. This study aimed at evaluating whether the increase in intratesticular blood flow, in response to human menopausal gonadotrophin (hMG) treatment, is accompanied by an increase in seminal plasma NO levels in 20 normogonadotropic males affected by severe oligoasthenoteratozoospermia. Patients received 150 IU of hMG, three times a week for 3 months. Before starting treatment and at month 3 of therapy, levels of NO in the seminal plasma were determined, followed by ultrasound scanning of testis, Doppler evaluation of intratesticular vascular resistance, serum hormone and conventional semen evaluation. Statistical analysis was performed by using Wilcoxon test; the limit of statistical significance was p<0.05. At the end of treatment, seminal plasma concentration of NO, conventional semen parameters and testicular volume did not increase significantly. Follicle-stimulating hormone serum level significantly increased (p=0.014) after treatment, whereas luteinizing hormone, testosterone and oestradiol values did not change. The resistance index of both intratesticular arteries significantly decreased (p=0.012 and 0.005 for right and left testes respectively). The results of this study confirmed the positive effect of exogenous hMG on testicular blood flow, but failed to demonstrate any effect of hMG treatment on NO levels in the seminal plasma in infertile males.

Adult↗

Effect of circulation and discussion of cervical smears on agreement between laboratories.

The study objective was assessing whether circulation of smears and discussion of those with differing interpretation can increase reproducibility between laboratories. The study included: the blind interpretation of a first set of 194 smears among seven laboratories, the discussion of smears with discrepant diagnoses during the previous phase and the blind interpretation of a second set of smears of same size and characteristics. After discussions, the overall weighted kappa increased in five laboratories (substantially in three : +50%, +27% and +20%). However, no change was observed in one laboratory and a slight decrease (-4%) in another. The latter interpreted the second set of smears at a longer time interval from discussions. Agreement improved for all diagnostic classes except low grade intraepithelial neoplasia (LSIL). Overall, the intervention increased diagnostic agreement, but its effect varied with laboratory and by diagnostic class and could be transient. Continued programmes of smear exchange and discussion appear to be advisable.

Cytodiagnosis↗

Delleman syndrome: report of a case with a mild phenotype.

Delleman syndrome is a rare disorder characterised by orbital cysts, micro/anophthalmia, malformations of the central nervous system, focal aplasia cutis, and multiple skin appendages (oculocerebrocutaneous syndrome). Although cutaneous findings provide the main clues for the diagnosis, the syndrome has received little attention in the dermatological literature. A new case of oculocerebrocutaneous syndrome with predominant and typical cutaneous involvement is reported.

Abnormalities, Multiple↗

Myocardial rhabdomyoma with rhabdomyoblastic moiety.

The clinical, histologic, histochemical, immunohistochemical, and ultrastructure studies of a primary neoplasia of the myocardium with onset in a 14-year-old boy led to the conclusion that this was a benign neoplasia of myocardial origin, apparently not previously described. The authors propose to call this entity "myocardial rhabdomyoma with rhabdomyoblastic moiety".

Adolescent↗

[Nephrogenic adenoma of the bladder associated with urinary tuberculosis. Case report].

Nephrogenic adenoma is an uncommon benign lesion of the urinary tract, that histologically is characterised by glandular-like aspects resembling the distal part of the nephron. It is usually associated with antecedent inflammation, surgical procedures or other injuries. Personal experience with one additional case nephrogenic adenoma of the bladder in a patient with urinary tract tuberculosis is presented.

Bacteriuria↗

Prenatal diagnosis of adult polycystic kidney disease with DNA markers on chromosome 16 and the genetic heterogeneity problem.

A prenatal diagnosis of adult polycystic kidney disease by DNA testing is reported. Evidence showing a linkage between the disease and the 3'HVR and 24.1 restriction fragment length polymorphisms (RFLPs) on chromosome 16 was obtained in the proband's family by linkage analysis of data and homogeneity testing with Italian families of the linked type. Fetal genotype prediction based on both flanking markers was confirmed by histological and ultrastructural findings in fetal kidneys.

Adult↗

Aplastic anemia and neonatal giant-cell hepatitis.

The authors report the case of a female infant with bone marrow aplasia associated with neonatal giant-cell hepatitis. In addition to noting the exceptionality of this case, the possible interdependence of the two processes is discussed, and it is proposed that bone marrow aplasia, as in the adult, may represent a complication of viral disease (hepatitis).

Anemia, Aplastic↗

[Total thyroidectomy in recurrent goiters (anatomicosurgical observations with the operating microscope)].

The relapses of the multinodular goitre, often linked with an insufficient surgical treatment of primitive lesions, make serious problems about the operating technique. The current guidance of surgeons is directed towards the complete thyroidectomy which profits, during the operating time, by the use of microscope to identify and to protect the recurrent nerves. This equipment has to be used by those equipped which know how to use it. In our work we report the results obtained with this technique and it's underlined how the complete thyroidectomy for the benign relapsing goitre could be considered curative towards those cases which present hidden microcarcinoma.

Goiter, Nodular↗