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Biomedical subjects

R Rosenblatt

Publications and source records attributed to R Rosenblatt.

At least 55 records · Page 3Linked to original sources

Uremic renal cystic disease: value of sonographic screening.

A high incidence of bilateral cystic disease occurs in patients who have uremia of chronic renal disease that is being treated by intermittent hemodialysis. Complications of uremic cysts include cyst rupture, cyst hemorrhage, and the development of solid adenomatous or adenocarcinomatous lesions. Obtaining screening sonograms of the native kidneys of patients who have undergone transplantation and of the kidneys of patients who are receiving treatment by hemodialysis may be justified as a baseline for the routine monitoring of these high risk patients.

Adult↗

Meeting the challenge of research in family medicine: report of The Study Group on Family Medicine Research.

The challenge of research in family medicine is addressed in this paper by describing the rationale for research, appropriate content areas, resources available, and needs for the future. Family medicine has the opportunity to study health and disease in humans within their natural habitat over long periods of time, and to examine the multiple aspects of personal and family health care delivery. Resources for research include large primary care study populations, practitioner and faculty researchers, and technical support systems. The basic needs for the future are to increase the quantity and quality of researchers and to attract more funds designed for research. It is recommended that family medicine practitioners and teachers support research and participate more actively; that family medicine academic units provide their learners more research curricular time and their faculties more research activity time, and that they develop Family Medicine Research Centers; that family medicine professional organizations raise funds to support research, promote research opportunities for their members, and communicate to others the research activities, resources, and needs of family medicine; and that the requirements for residency training be modified to include elective research opportunities.

Canada↗

Spectrum of 99m-Tc-IDA cholescintigraphic patterns in acute cholecystitis.

Cholescintigraphy with 99m-Tc labeled iminodiacetic acid (IDA) derivatives has proved to be extremely reliable in the evaluation of suspected acute cholecystitis. The major diagnostic feature of the study is the presence (cystic duct patency) or absence (cystic duct obstruction) of gallbladder visualization. Secondary findings include degree and rate of liver uptake, visualization and caliber of the intrahepatic and common bile ducts, and the presence of intestinal activity as well as rapidity of biliary tract-to-bowel transit of the radiotracer. Various combinations of these secondary parameters result in a spectrum of cholescintigraphic patterns which can assist in determining the cause of the patient's acute clinical problem.

Acute Disease↗

Role of 99mTc-IDA cholescintigraphy in evaluating biliary tract disorders.

Technetium-99m IDA cholescintigraphy has provided a new, noninvasive means of visualizing biliary tract function. It has become the procedure of choice in patients with suspected acute cholecystitis because of its ability to most accurately detect functional obstruction or patency of the cystic duct as opposed to ultrasound's ability to detect only anatomic changes such as the presence of calculi or a thickened gallbladder wall. These latter findings are more important in establishing the diagnosis of chronic cholecystitis where ultrasound shares a position of prime importance with the oral cholecystogram. Tc-99m IDA cholescintigraphy has also been particularly useful in evaluating bile leaks, biliary-enteric anastomosis patency and the post-cholecystectomy patient with recurrent pain. In the patient with cholestasis, ultrasound is usually the procedure of choice since it establishes whether or not ductal dilatation is present and frequently can determine the cause of obstruction. Cholescintigraphy has played an ancillary role in many cases by demonstrating the level of partial obstruction, but it does not have the anatomic resolution to visualize the cause of obstruction. Occasionally, in the evaluation of cholestasis, cholescintigraphy has proven to be the only modality which has identified the presence of acute common duct obstruction or localized intrahepatic ductal obstruction. All in all, Tc-99m IDA cholescintigraphy has had a dramatic impact upon hepatobiliary diagnosis.

Abdominal Injuries↗