genetically modified food: yes or no?

Genetically Modified Food: Yes or No?

radical iort, yes or no?

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Pheochromocytoma: yes or no?

A 76-year-old woman was admitted for cardiac decompensation, hypertension, and renal failure. To explore her chronic hypertension, urinary fractionated metanephrines were quantified. Fig. 1A shows the chromatogram of the patient’s urine, and Fig. 1B shows the chromatogram of a calibration standard. A very large methoxytyramine peak was observed (Fig. 1A, black arrow). The peak signal was satura...

Genetically Modified Food

Genetically modified foods are a controversial subject in today’s society. They benefit the human race in many ways but they also pose many risks to the health of humans and the good of the environment. It is crucial that we study the effects of transgenic crops on people and their surroundings before is it continued to be integrated into the world. There is currently not enough proof to ensure...

Cognitive impairment: yes or no?

value cannot rule out the possibility that some area in the brain may be hypoxic or ischemic. We agree that this is a major limitation of the method. However, the same triticism could be brought against the measurement of cerebral oxygenation by methods that monitor a very limited cerebrd area, such as near-infrared spectroscopy (NIRS) or direct cerebral oxygen measurement with intracerebra1 pr...

Prophylactic Sclerotherapy: Yes or No!

(1994) Prophylactic sclerotherapy for esophageal varices: Long-term results of a prospective study. Endoscopy; 26: 729-733. Controlled trials of endoscopic sclerotherapy for the prevention of the first variceal hemorrhage have given controversial results. We continued a previously reported study and randomly assigned 141 patients with esophageal varics and no prior gastrointestinal bleeding to ...