منابع مشابه
An Improved Method of Using the Tonsil Guillotine
operations are now distinguished, viz., tonsillotomy, in which only a slice of the enlarged tonsil is removed, and tonsillectomy, in which the whole tonsil is removed with its capsule intact. The former operation is carried out with a guillotine, the latter by dissection. The merits or demerits of the rival operations I do not propose to discuss. To those interested in the question, both sides ...
متن کاملAn Improved WAGNER-WHITIN Algorithm
We present an improved implementation of the Wagner-Whitin algorithm for economic lot-sizing problems based on the planning-horizon theorem and the Economic- Part-Period concept. The proposed method of this paper reduces the burden of the computations significantly in two different cases. We first assume there is no backlogging and inventory holding and set-up costs are fixed. The second model ...
متن کاملTonsil fibromatosis.
Fibromatosis is a non-metastatic, however locally invasive tumor that may infiltrate muscle, fat, and bone. It may be fatal depending on its location. Tumors in the head and neck are particularly dangerous. These fibroblast tumors have poorly defined margins and are not encapsulated. Anaplasia and invasion of nerves and vessels are not present; mitosis is rare and there may be collagen between ...
متن کاملEndovascular management of an embedded intracranial knife.
BACKGROUND Endovascular therapy (ET) is infrequently used in the setting of acute penetrating intracranial trauma. METHODS We report a case where ET was used immediately prior to and following removal of an embedded intracranial knife, which was found to be disrupting the anterior cerebral artery. RESULTS The proximal vessel was coiled and angiographically occluded and then the knife was re...
متن کاملGamma knife: an evidence-based analysis.
Authors' objectives The objective of this technology review was to assess the efficacy of gamma knife stereotactic radiosurgery (SRS) in the treatment of arteriovenous malformations, acoustic neuroma, cerebral metastases and trigeminal neuralgia, the latter representing a non-invasive approach to precision ablation for benign conditions. The efficacy of gamma knife relative to microsurgery and ...
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ژورنال
عنوان ژورنال: Journal of the American Medical Association
سال: 1911
ISSN: 0002-9955
DOI: 10.1001/jama.1911.02560050032011