Lead Pencil Lesions
نویسندگان
چکیده
منابع مشابه
Eye Injuries from Pencil Lead: Three Cases
Corneal stromal and/or penetrating ocular injuries from pencils and pencil lead are more common in childhood and may lead to intraocular infection or severe intraocular sterile inflammatory reaction. Herein we report 3 children with ocular trauma due to pencil lead injuries. The first case had corneal stromal injury caused by a pencil. In the second case, a pencil perforated the cornea and cont...
متن کاملHow to simply demonstrate diamagnetic levitation with pencil lead
A new simple arrangement how to demonstrate diamagnetic levitation is presented. It uses pencil lead levitating in a track built from neodymium magnets. This arrangement can also be used as a classroom experiment. S Online supplementary data available from stacks.iop.org/PhysED/51/014001/mmedia IOP
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The merits of screening young athletes for cardiovascular abnormalities remain controversial. Corrado et al. provided the most robust contribution to the debate with a study of .62 000 young athletes drawn from nearly 3 million inhabitants in the Italian region of Veneto and included histopathological confirmation of all sudden cardiac death (SCD) cases. Following the implementation of systemat...
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Selfinsertion of foreign bodies into the urethra and bladder, usually for sexual gratification and auto-eroticism especially during male masturbation, is an unusual but important condition which urologists will encounter. Patients thereafter usually feel embarrassed and tend to avoid seeking immediate medical help. The urological consequences of this type of behaviour can be significant and the...
متن کاملPencil it in: pencil drawn electrochemical sensing platforms.
Inspired by recent reports concerning the utilisation of hand drawn pencil macroelectrodes (PDEs), we report the fabrication, characterisation (physicochemical and electrochemical) and implementation (electrochemical sensing) of various PDEs drawn upon a flexible polyester substrate. Electrochemical characterisation reveals that there are no quantifiable electrochemical responses upon utilising...
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ژورنال
عنوان ژورنال: The Boston Medical and Surgical Journal
سال: 1921
ISSN: 0096-6762,1533-4406
DOI: 10.1056/nejm192109291851305