释义 |
Definition of bulla in English: bullanounPlural bullae ˈbʊləˈbo͝olə 1Medicine A large blister containing serous fluid. 大(水)疱 Example sentencesExamples - The bullous form of impetigo presents as a large thin-walled bulla containing serous yellow fluid.
- Porphyria cutanea tarda presents with photosensitivity, skin fragility, bruising, and vesicles and bullae that can become hemorrhagic.
- It may change colour sequentially from a red-purple to a dusky blue before progressing to necrosis and formation of bullae and eventually becoming haemorrhagic.
- Patients with gonococcal infection may have a rash, pustules, or hemorrhagic bullae.
- Within three weeks, his toes turned black and serous-filled bullae erupted.
Synonyms bleb, pustule, vesicle, vesication, blain - 1.1 An abnormal air-filled cavity in the lung.
肺(气肿)大泡 Example sentencesExamples - Thus, the resection of the bullous area has to be done with care, and the entire lung should be inspected for other blebs or bullae.
- Examination of the surgical specimen revealed a lobe of lung with focal hemorrhage and subpleural bullae.
- Finding a large, ruptured emphysematous bulla makes resection mandatory.
- His chest x ray showed bullae but no collapse, although an emergency computed tomogram confirmed a large, right sided 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.
Synonyms space, chamber, hollow, hole, pocket, pouch
2Anatomy A rounded prominence. 〔剖〕圆凸物 Example sentencesExamples - The prootic is a paired bone that forms the anterior lateral face of the auditory bulla.
- The jugular process is enlarged and the tympanic projection is extended anteriorly from the ventral surface of the tympanic bulla.
- The skulls of chinchilla rats have long and narrow rostra, a rounded braincase, enlarged bullae, and delicate zygomatic arches.
- On the ventral surface of the cranium, the bullae are small, and the paroccipital processes are long and straight.
- Directly observable from fossils, the ancestral cetacean also had a pachyostotic bulla and elongate molar shear facets.
Synonyms protuberance, projection, swelling, bump, bulge, lump 3A round seal attached to a papal bull, typically one made of lead. (罗马教皇的)印玺(尤指铅制的) Example sentencesExamples - ‘The discovery is of considerable archaeological interest’, says Pestell. ‘Not only are bullae of this date incredibly rare, so are any seals’.
- One venerable conjecture was that it began as a contemptuous reference to papal edicts known as bulls (from the bulla, or seal, appended to the document).
OriginLatin, literally 'bubble'. Rhymesampulla, fuller, Müller, pula, puller Definition of bulla in US English: bullanounˈbo͝olə 1Medicine A large blister containing serous fluid. 大(水)疱 Example sentencesExamples - The bullous form of impetigo presents as a large thin-walled bulla containing serous yellow fluid.
- Within three weeks, his toes turned black and serous-filled bullae erupted.
- Porphyria cutanea tarda presents with photosensitivity, skin fragility, bruising, and vesicles and bullae that can become hemorrhagic.
- It may change colour sequentially from a red-purple to a dusky blue before progressing to necrosis and formation of bullae and eventually becoming haemorrhagic.
- Patients with gonococcal infection may have a rash, pustules, or hemorrhagic bullae.
Synonyms bleb, pustule, vesicle, vesication, blain - 1.1 An abnormal air-filled cavity in the lung.
肺(气肿)大泡 Example sentencesExamples - His chest x ray showed bullae but no collapse, although an emergency computed tomogram confirmed a large, right sided pneumothorax.
- Thus, the resection of the bullous area has to be done with care, and the entire lung should be inspected for other blebs or bullae.
- 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.
- Finding a large, ruptured emphysematous bulla makes resection mandatory.
- Examination of the surgical specimen revealed a lobe of lung with focal hemorrhage and subpleural bullae.
Synonyms space, chamber, hollow, hole, pocket, pouch
2Anatomy A rounded prominence. 〔剖〕圆凸物 Example sentencesExamples - The prootic is a paired bone that forms the anterior lateral face of the auditory bulla.
- Directly observable from fossils, the ancestral cetacean also had a pachyostotic bulla and elongate molar shear facets.
- The jugular process is enlarged and the tympanic projection is extended anteriorly from the ventral surface of the tympanic bulla.
- On the ventral surface of the cranium, the bullae are small, and the paroccipital processes are long and straight.
- The skulls of chinchilla rats have long and narrow rostra, a rounded braincase, enlarged bullae, and delicate zygomatic arches.
Synonyms protuberance, projection, swelling, bump, bulge, lump 3A round seal attached to a papal bull, typically made of lead. (罗马教皇的)印玺(尤指铅制的) Example sentencesExamples - One venerable conjecture was that it began as a contemptuous reference to papal edicts known as bulls (from the bulla, or seal, appended to the document).
- ‘The discovery is of considerable archaeological interest’, says Pestell. ‘Not only are bullae of this date incredibly rare, so are any seals’.
OriginLatin, literally ‘bubble’. |