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Biomedical subjects

A N Kuzin

Publications and source records attributed to A N Kuzin.

5 recordsLinked to original sources

[Maxillary puncture: endoscopic assessment].

Frequency of the injury of the nasolacrimal duct ostium during maxillary puncture through the lower nasal passage was estimated endoscopically. Changes in the maxillary medial wall during the puncture were also studied. Anatomic features of the ostiomeatal complex which may contribute to development of chronic inflammation were determined. Forty one sinuses of 27 deceased middle-aged patients were examined within 24 hours after death. One third of patients in a random population had chronic maxillary inflammation caused by structural anomalies in the ostiomeatal complex. Half of the punctures were made with severe traumas of the nasolacrimal duct ostium. Natural anastomosis of the sinus did not function in about 20% cases. Accessory anastomosis in the posterior fontanelle was registered in 12.2% cases. The posterior fontanelle broke during sinus lavage in 3 cases. Indications for maxillary puncture in acute and chronic maxillary sinusitis should be considered much more carefully in the presence of stable alterations in the ostiomeatal complex and block of the natural anastomosis.

Aged↗

[Lesions of retroperitoneal fatty tissue in destructive pancreatitis].

Experience of examination and treatment of 102 patients with lesion of retroperitoneal space undergone surgery for pancreonecrosis is analyzed. Based of data of ultrasonic examination, computed tomography, surgery and autopsy laws of morphologic transformation and ways of spread of pathologic process into retroperitoneal space in pancreonecrosis were revealed. Developed scheme is important for substantiation of surgical policy.

Adipose Tissue↗

[Application of viable cryopreserved alloderm transplants in the treatment of wound defects of soft tissues].

An original method is proposed for treatment of long-standing intractable wounds and trophic ulcers using viable cryopreserved allodermotransplants and a distant air-plasma treatment. The main source of the allodermotransplants is the cadaverous skin. It was shown that the cadaverous skin taken during 17 hours after the donor's death was viable. The maximum period for storage of the viable skin when the worked out preservative is used at the temperature regimen -18 degrees C is 10 days, and at -70 degrees C it can be as long as 45 days. The analysis performed included 101 patients with long-standing intractable wounds and trophic ulcers. In 51 of them the new worked out method was used. An analysis of clinical and histomorphological data has proved that the application of the viable cryopreserved allodermotransplants and distant air-plasma treatment favor the better course of reparative processes. By the end of the forth week the wounds were completely closed in 19.7% of patients, the wound areas were considerably less (more than by 50% of the initial size) in 43.1%, less reduction of the wound area (less than 50% of the initial size) in 27.4%, in 9.8% there was no effect. No negative results were noted. It should be noted that closure of the tissue defect can be achieved by stimulation of the physiological regeneration of the patient's tissues. This method of regeneration of the skin is effective in trophic ulcers, long-standing intractable wounds and is also recommended in case of deficit of donor resources or when the severe state of the patient does not allow active surgical treatment.

Cell Survival↗

[Combined trauma and sepsis in forensic medical practice].

The relationship between combined injury and sepsis is an important problem of forensic medicine. A total of 227 cases with combined injuries have been investigated postmortem at Bureau of Forensic Medical Expert Evaluations of Moscow in 1997. Sepsis developed in 9.7% cases. The studies revealed a direct cause-and-effect relationship between mechanical injuries and development of sepsis in the overwhelming majority of cases. Sepsis may develop at any period of the traumatic disease, except the first one, and the infection is prone to generalization in the remote postoperative period.

Adult↗