What's the difference between dissection and operation?

Dissection


Definition:

  • (n.) The act of dissecting an animal or plant; as, dissection of the human body was held sacrilege till the time of Francis I.
  • (n.) Fig.: The act of separating or dividing for the purpose of critical examination.
  • (n.) Anything dissected; especially, some part, or the whole, of an animal or plant dissected so as to exhibit the structure; an anatomical so prepared.

Example Sentences:

  • (1) The Cavitron Ultrasonic Surgical Aspirator (CUSA) is a dissecting system that removes tissue by vibration, irrigation and suction; fluid and particulate matter from tumors are aspirated and subsquently deposited in a canister.
  • (2) Limited biopsic retroperitoneal lymphnode dissection subsequently extended following the result of the frozen section histology.
  • (3) When the eye was dissected into anterior uveal, scleral, and retinal complexes, prostaglandin D2 was formed in the highest degree in all the complexes, whereas prostaglandin E2 and F2 alpha formation was specific to given ocular regions.
  • (4) Right orchiectomy and retroperitoneal lymph node dissection for embryonal carcinoma had been performed 5 years earlier.
  • (5) A case of dissecting hematoma involving the left main, left anterior descending, and left circumflex coronary arteries is described in a patient who had received vigorous closed-chest cardiac resuscitation.
  • (6) Further analysis of these changes according to smoking history, age, preoperative weight, dissection of IMA, and aortic cross-clamp time showed that only IMA dissection affected the postextubation changes in peak expiratory flow rate (p less than 0.0001), whereas the decreases in functional residual capacity and expiratory reserve volume at discharge were affected by IMA dissection (p less than 0.05) and age (p = 0.01).
  • (7) Moreover, the most recent combined application of the rat interstitial cell testosterone (RICT) bioassay and a novel multiple-parameter deonvolution model has allowed investigators to dissect plasma concentration profiles of bioactive LH into defined secretory bursts, which have numerically explicit amplitudes, locations in time, and durations, and are acted upon by determinable subject- and study-specific endogenous metabolic clearance rates.
  • (8) Fewer one-cell embryos co-cultured with dissected ampullae for less than 24 h developed to blastocysts than those co-cultured for more than 28 h (P < 0.001).
  • (9) A prospective randomized study was carried out to discover the influence of the timing of shoulder physiotherapy after-axillary dissection for breast cancer upon the incidence and duration of lymphatic fluid production and seroma after these operations.
  • (10) When the supraomohyoid neck dissection specimen showed no involvement, the overall incidence of treatment failure in the neck at 2-year follow-up was 5 percent.
  • (11) The ventral root dissection technique was used to obtain contractile and electromyogram (e.m.g.)
  • (12) To dissect the epitope specificity of the group-specific neutralizing antibodies, CD4 attachment site-specific antibodies (CD4-site Abs) were isolated from total anti-gp120 Abs by using a CD4-blocked gp120SF2-Sepharose column.
  • (13) The complete thyroid cartilage is dissected out, and then a horizontal cut is made through the cricoid cartilage.
  • (14) These findings demonstrate that heteroantisera can provide an additional important tool for dissecting the heterogeneity of T-cell leukemias and for relating them to more differentiated normal T cells.
  • (15) Under a dissecting microscope the vascular casts revealed direct communications from the skeletal muscle which penetrated deeply into the myocardium.
  • (16) A new method of anatomic dissection and image reconstruction using computer techniques for better understanding of eustachian tube (ET) functioning is presented.
  • (17) The authors recall the advantages of low transcartilage incision in rhinoplasty and, by means of several technical details, illustrate the value of this approach in submucosal dissection.
  • (18) On dissected mucosa stained by the PAS-alcian blue whole-mount method the density and distribution of goblet cells in various parts of the middle ear was determined in 13 children, ranging in age from 9 days to 14 years.
  • (19) We studied 36 patients (21 women and 15 men) with spontaneous dissection of the internal carotid arteries.
  • (20) Between March 1986 and September 1988, 38 patients underwent extended aortic resection (aortic valve, ascending aorta, and arch) for acute type-A aortic dissection with aortic valve insufficiency; deep hypothermia and circulatory arrest were used.

Operation


Definition:

  • (n.) The act or process of operating; agency; the exertion of power, physical, mechanical, or moral.
  • (n.) The method of working; mode of action.
  • (n.) That which is operated or accomplished; an effect brought about in accordance with a definite plan; as, military or naval operations.
  • (n.) Effect produced; influence.
  • (n.) Something to be done; some transformation to be made upon quantities, the transformation being indicated either by rules or symbols.
  • (n.) Any methodical action of the hand, or of the hand with instruments, on the human body, to produce a curative or remedial effect, as in amputation, etc.

Example Sentences:

  • (1) All transplants were performed using standard techniques, the operation for the two groups differing only as described above.
  • (2) after operation for hip fracture, and merits assessment in other high-risk groups of patients.
  • (3) Twenty-seven patients were randomized to receive either 50 mg stanozolol or placebo intramuscularly 24 h before operation, followed by a 6 week course of either 5 mg stanozolol or placebo orally, twice daily.
  • (4) Of the patients 73% demonstrated clinically normal sensibility test results within 23 days after operation.
  • (5) Seventeen patients (Group 1) had had no previous surgery, while 13 (Group 2) had had multiple previous operations.
  • (6) Use of the improved operative technique contributed to reduction in number of complications.
  • (7) Life expectancy and the infant mortality rate are considered more useful from an operational perspective and for comparisons than is the crude death rate because they are not influenced by age structure.
  • (8) Together these results suggest that IVC may operate as a selective activator of calpain both in the cytosol and at the membrane level; in the latter case in synergism with the activation induced by association of the proteinase to the cell membrane.
  • (9) At operation, the tumour was identified and excised with part of the aneurysmal wall.
  • (10) Sixteen patients were operated on for lumbar pain and pain radiating into the sciatic nerve distribution.
  • (11) No consistent relationship could be found between the time interval from SAH to operation and the severity of vasospasm.
  • (12) In order to control noise- and vibration-caused diseases it was necessary not only to improve machines' quality and service conditions but also to pay special attention to the choice of operators and to the quality of monitoring their adaptation process.
  • (13) The present findings indicate that the deafferented [or isolated] hypothalamus remains neuronally isolated from the environment if the operation is carried out later than the end of the first week of life.
  • (14) At the fepB operator, a 31 base-pair Fur-protected region was identified, corresponding to positions -19 to +12 with respect to the transcriptional start site.
  • (15) In the past 6 years 26 patients underwent operation for recurrent duodenal ulcer after what was considered to be an "adequate" initial operation.
  • (16) The operative arteriograms confirmed vascular occlusive phenomenon.
  • (17) The reference library used in the operation of a computerized search program indicates the closest matches in the reference library data with the IR spectrum of an unknown sample.
  • (18) And that, as much as the “on water, operational” considerations, is why we are being kept in the dark.
  • (19) Six of the patients were operated using the McIndoe and Bannister technique while on the other two the Tobin and Day technique was used.
  • (20) Focusing on two prospective payment systems that operated concurrently in New Jersey, this study employs the hospital department as the unit of analysis and compares the effects of the all-payer DRG system with those of the SHARE program on hospitals.