Dean L Rider

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The name Batten disease (or neuronal ceroid lipofuscinosis) is used to unify the spectrum of clinical and pathological conditions covered by the names infantile, late infantile, juvenile, and adult variants with their respective eponyms. The past was largely devoted to clinical diagnosis. The present is devoted to specific diagnostic tests. The future will(More)
Gastric bezoars may occur in the normal stomach as a result of ingestion of various objects which do not pass through the pylorus. Most gastric bezoars occur as a complication of previous gastric surgery in which there is a loss of normal pyloric function, hypoperistalsis, and low gastric acidity. They may also occur as a complication of cimetidine therapy.(More)
From a meager beginning in 1968, when Batten disease or neuronal ceroid lipofuscinosis was practically unheard of, tremendous advances have been made. It is now recognized worldwide as the most common neurodegenerative disease in children and young adults. It is recognized as a genetic disease. The infantile form has been localized to chromosome 1 p32 and(More)
A 70-year-old woman with congenital bilateral accessory nipples developed a clinical mass and pain in the left accessory breast tissue. Excision revealed a T2 invasive ductal carcinoma with an identifiable in situ component. No masses were present in the normal breast, and 9 years after surgery, radiation therapy, and tamoxifen there has been no recurrence(More)
The effects of pH and temperature over time on percutaneous endoscopic gastrostomy (PEG) tube longevity were examined in an in vitro model. Two sets of tubes were obtained from 7 major US PEG manufacturers. Using scissors, each PEG tube was cut cross-sectionally 8 cm from the bumper end of the tube. Both qualitative (photographs) and quantitative (mass)(More)
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