Summary and conclusionsThe urinary excretion of (an) odorous substance(s) after eating asparagus is not an inborn error of metabolism as has been supposed. The detection of the odour constitutes a specific smell hypersensitivity. Those who could smell the odour in their own urine could all smell it in the urine of anyone who had eaten asparagus, whether or not that person was able to smell it himself. Thresholds for detecting the odour appeared to be bimodal in distribution, with 10% of 307 subjects tested able to smell it at high dilutions, suggesting a genetically determined specific hypersensitivity.
IntroductionThe urinary excretion of pungent odorous substance(s) after
We describe progressive spastic paraparesis of the lower limbs in the presence of generalized vitiligo, premature graying of body hair, and distinct facial appearance in 3 sibs whose parents are first cousins. The condition is considered an autosomal recessive trait. The pathogenesis of this neurocutaneous disorder is unknown.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.