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Biomedical subjects

A M Kuz'minov

Publications and source records attributed to A M Kuz'minov.

8 recordsLinked to original sources

New mutations in the APC gene in familial adenomatous polyposis: detection, characterization, and analysis.

The spectrum of mutations in the APC gene in familial adenomatous polyposis was detected in a sampling from the Russian population. Fifteen new mutations were found. Deletions associated with the loss of only 1 or 2 nucleotides (89% cases) prevailed among new (unique) mutations, while all known deletions were caused by the loss of 4 or 5 nucleotides. The detected differences in the deletion characteristics between unique and repeated mutations in the APC gene were typical of samples of patients from a number of populations. Samplings from different populations were heterogeneous by this sign. The incidence of 1-2-nucleotide deletions among unique and repeated deletions in the APC gene in patient samplings from different countries were in negative correlation.

Adenomatous Polyposis Coli↗

[Rehabilitation of operated patients with diffuse polyposis of the large intestine].

In 1965 to 2000, the State Coloproctology Research Center operated on 584 patients for diffuse polyposis of the large intestine. A 18-year follow-up showed that metabolic disorders developed in 85% of cases due to the loss of large intestine that is important for maintaining homeostasis. The authors consider it necessary to continuously follow up the patients operated on for diffuse polyposis for timely diagnosis of occurring metabolic disorders and their correction. This approach to complex treatment of diffuse polyposis promotes social and working rehabilitation of patients operated on.

Adenomatous Polyposis Coli↗

[The diagnosis of perifocal inflammation in cancer of the colon].

The study discusses the experience gained with application of a complex of methods for early diagnosis of perifocal inflammation in 50 patients with cancer of the colon. Endoscopic, roentgenologic and radionuclide (using 67Ga citrate) methods were mainly employed. Perifocal inflammation was established in 38 (76%) patients. The diagnosis was further confirmed by morphologic examination of resected material. Application of the methods assured early diagnosis of asymptomatic perifocal inflammation associated with tumor.

Adenocarcinoma↗

[Hereditary multiple endocrine neoplasm syndromes].

Three syndromes of multiple endocrine neoplasia (MEN) have been identified to date: MEN--I, IIa and IIb. They involve various combinations of endocrine neoplasia and occur mostly in young patients. Predisposition transmission mechanism is autosomal-dominant with total penetration and variable expressiveness. Patients' families should undergo screening which involves identification of biochemical markers and cytogenetic examination. This would allow identification of subjects at high risk for cancer and improvement of early diagnosis.

Adenomatous Polyposis Coli↗

[Potentialities of modern clinical X-ray radiology in the differential diagnosis of tumor and other obstructive diseases of the large bowel].

The misdiagnosis rate in defining the cause of obstructive colonic disease is 8.2-24.4%. This is consistent with the fact that every 5 patients with colonic obstruction present difficulties in establishing the nature of a pathological process. The paper provides the results of analysis of clinical and X-ray symptoms in 350 patients with difficult differentially diagnosed cases of narrowing of the rectum and colon. Based on the analysis, the authors identified the basically important X-ray signs that might differentiate tumor stenoses from other obstructive diseases. They also defined the specific X-ray signs of such diseases as infiltrative cancer; extraintestinal cancer involved in the large bowel; inflammatory strictures in ulcerative colitis, diverticulosis, actinomycosis, tuberculosis, intestinal endometriosis, invagination, and other obstructive diseases. The developed differentiated diagnostic criteria could enhance the overall accuracy of X-ray study in this difficult group of patients from 72.7-80% to 93%.

Colonic Diseases↗