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单词 bleb
释义

Definition of bleb in English:

bleb

noun blɛbblɛb
  • 1A small blister on the skin.

    Example sentencesExamples
    • Antimetabolites are used to decrease the likelihood of fibrosis and scar formation in blebs and to increase the success rate of infiltration.
    • COPD patients can also develop large bullae and blebs that may rupture, leading to increased risk for a pneumothorax.
    • Complications related to pleuroscopy included three instances of bleeding, eight of torn blebs, and five cases of subcutaneous emphysema.
    • Bullae or blebs were identified and grasped with an empty sponge stick.
    • These lesions can progress to larger nodules, causing the formation of blebs and consequently leading to pneumothorax.
    • In the early stages of the disease the alveolar walls appear perfectly normal while in the later stages, fibrosis of the alveolar wall with blebs and bullae is common.
    • Conjunctivitis in a patient with a drainage bleb should always be treated promptly, as it increases the risk of infection entering the eye (endophthalmitis).
    • Data recorded for all patients included the number of episodes of pneumothorax, the operative time, and the presence of blebs or bullae.
    • We also frequently observed bulging blebs of cuticle.
    • Emphysematous blebs may be a source of diagnostic confusion.
    • Interestingly, there were no other lesions (i.e., blebs or bullae) present.
    • These defects include holes and blebs on the central tendinous portion of the diaphragm.
    • There has been a single case report of recurrent pneumothorax in a 26-year-old man with a non-Duchenne muscular dystrophy on nasal intermittent positive pressure ventilation who had subpleural blebs.
    • Eighty-eight percent of the blebs or bullae identified intraoperatively were demonstrated on preoperative CT scans.
    • The surgeon can thoracoscopically visualize the full pleura, staple or resect blebs, apply electrocautery, laser, resect pleura or instill sclerosant (usually talc).
    • We found that the recurrences were more frequent in patients in whom no blebs or bullae were identified.
    • Peripheral pulmonary blebs may occur when the regulated process of lung growth is altered.
    • No mucosal involvement, blebs or bullae were apparent, and the patient gave no history of any recent use of external or internal agents that might explain the rash.
    • Another morphologic appearance that was observed in two patients is a bleb of air dissecting into the wall of the cyst, giving it the shape of a ring; we have termed it the signet ring sign.
    • A chest CT scan revealed blebs, and the static lung compliance was elevated, suggesting early emphysema.
    1. 1.1 A small bubble in glass or in a fluid.
      Example sentencesExamples
      • Place the glass bleb flat-side down on top of the glue drop on the front of the Mars picture, pressing down to spread the glue, and centering the bleb.
      • A bleb of glass with clinopyroxene and plagioclase is located below and to the right of the large plagioclase phenocryst.
      • I like the bleb on the water... this photo is very real, as I think it is talking to me.
      • Didn't think much of it after, though, until I came back to my parking spot and found the tyre nearly flat (still whistling air) and a small, mysterious bleb of oil under the car.
      • But I noticed that some of the rims have some manufacturer's flaws - one has a small bleb of extra glass and another has a slightly uneven rim.
    2. 1.2Biology A rounded outgrowth on the surface of a cell.
      Example sentencesExamples
      • In our study the appearance of plasma membrane blebs occurred at progressively lower fluences as the fluence rate was reduced, and there appeared to be a correlation between the extent of bleaching and damage.
      • Plasma membrane blebs and cytoskeletal disruptions occur in association with intercellular and intracellular gaps exposing basement membrane.
      • The appearance of numerous tiny blebs on the cellular membrane was observed.
      • The calculated membrane strains were in good agreement with experimentally observed and predicted strains in aspirated blebs from red blood cells.
      • A few cells have numerous tiny blebs on the cell membrane and orange nuclei colored with EtBr, which indicates some disturbance of the plasma membrane permeability.

Origin

Early 17th century: variant of blob.

Rhymes

Aurangzeb, celeb, deb, ebb, pleb, reb, web, Webb
 
 

Definition of bleb in US English:

bleb

nounblebblɛb
  • 1A small blister on the skin.

    Example sentencesExamples
    • There has been a single case report of recurrent pneumothorax in a 26-year-old man with a non-Duchenne muscular dystrophy on nasal intermittent positive pressure ventilation who had subpleural blebs.
    • A chest CT scan revealed blebs, and the static lung compliance was elevated, suggesting early emphysema.
    • Bullae or blebs were identified and grasped with an empty sponge stick.
    • We also frequently observed bulging blebs of cuticle.
    • Data recorded for all patients included the number of episodes of pneumothorax, the operative time, and the presence of blebs or bullae.
    • The surgeon can thoracoscopically visualize the full pleura, staple or resect blebs, apply electrocautery, laser, resect pleura or instill sclerosant (usually talc).
    • Eighty-eight percent of the blebs or bullae identified intraoperatively were demonstrated on preoperative CT scans.
    • These defects include holes and blebs on the central tendinous portion of the diaphragm.
    • These lesions can progress to larger nodules, causing the formation of blebs and consequently leading to pneumothorax.
    • Emphysematous blebs may be a source of diagnostic confusion.
    • Peripheral pulmonary blebs may occur when the regulated process of lung growth is altered.
    • No mucosal involvement, blebs or bullae were apparent, and the patient gave no history of any recent use of external or internal agents that might explain the rash.
    • Conjunctivitis in a patient with a drainage bleb should always be treated promptly, as it increases the risk of infection entering the eye (endophthalmitis).
    • Complications related to pleuroscopy included three instances of bleeding, eight of torn blebs, and five cases of subcutaneous emphysema.
    • Antimetabolites are used to decrease the likelihood of fibrosis and scar formation in blebs and to increase the success rate of infiltration.
    • Another morphologic appearance that was observed in two patients is a bleb of air dissecting into the wall of the cyst, giving it the shape of a ring; we have termed it the signet ring sign.
    • We found that the recurrences were more frequent in patients in whom no blebs or bullae were identified.
    • In the early stages of the disease the alveolar walls appear perfectly normal while in the later stages, fibrosis of the alveolar wall with blebs and bullae is common.
    • Interestingly, there were no other lesions (i.e., blebs or bullae) present.
    • COPD patients can also develop large bullae and blebs that may rupture, leading to increased risk for a pneumothorax.
    1. 1.1 A small bubble in glass or in a fluid.
      Example sentencesExamples
      • Place the glass bleb flat-side down on top of the glue drop on the front of the Mars picture, pressing down to spread the glue, and centering the bleb.
      • But I noticed that some of the rims have some manufacturer's flaws - one has a small bleb of extra glass and another has a slightly uneven rim.
      • A bleb of glass with clinopyroxene and plagioclase is located below and to the right of the large plagioclase phenocryst.
      • Didn't think much of it after, though, until I came back to my parking spot and found the tyre nearly flat (still whistling air) and a small, mysterious bleb of oil under the car.
      • I like the bleb on the water... this photo is very real, as I think it is talking to me.
    2. 1.2Biology A rounded outgrowth on the surface of a cell.
      Example sentencesExamples
      • A few cells have numerous tiny blebs on the cell membrane and orange nuclei colored with EtBr, which indicates some disturbance of the plasma membrane permeability.
      • Plasma membrane blebs and cytoskeletal disruptions occur in association with intercellular and intracellular gaps exposing basement membrane.
      • The calculated membrane strains were in good agreement with experimentally observed and predicted strains in aspirated blebs from red blood cells.
      • In our study the appearance of plasma membrane blebs occurred at progressively lower fluences as the fluence rate was reduced, and there appeared to be a correlation between the extent of bleaching and damage.
      • The appearance of numerous tiny blebs on the cellular membrane was observed.

Origin

Early 17th century: variant of blob.

 
 
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更新时间:2025/1/27 14:10:55