Prader-Willi syndrome.

Background: First described in 1956, Prader-Willi syndrome is a neurogenetic condition characterized by infantile hypotonia, hypogonadism and obesity. Mental deficiency, behavioral abnormalities, and obvious dysmorphic features are frequently found as well. It is a relatively common condition, with an incidence estimated to be between 1 in 10,000 to 25,000 live births.

[Crohn disease].

Among 2,443 patients who underwent operation for acute appendicitis in a period of 9 years 19 had Crohn's disease. The specific features of the clinical picture and the morphological changes are described. The diagnosis and surgical tactics in Crohn's disease are discussed.

[Complications of the urachus in adults].

The authors observed 7 patients aged from 19 to 74. Five of them were operated upon. One patient died from anaerobic neclostridial phlegmon of the anterior abdominal wall which appeared after an injury of the not noticed urinary duct.

[Role of surgery in the treatment of lung cancer].

For 50 years since the first successful ablation of lung for lung cancer the thoracic surgery has accumulated rich experience with the operative treatment of the disease. The article generalizes the authors' material with 1800 patients with lung cancer, half of them being subjected to operations. Recent progress in anesthesiology, transfusiology and reanimatology gives wider indications for lung resection.

[Importance of immunotherapy in the management of patients with acute staphylococcal lactation mastitis].

Failure of antibiotic therapy against the background of sharply decreased defensive forces of the organism in the postpartum period made it necessary to perform a comparative clinical evaluation of the effect of homologous and heterologous gamma globulins. It has been established that treatment with these drugs results in normalization of clinical and immunological signs which are retained till the complete recovery of patients.