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Related to lobar atelectasis: cicatrization atelectasis


n. pl. at·e·lec·ta·ses (-sēz′)
1. The absence of gas from all or part of the lung, due to failure of expansion of the alveoli.
2. A congenital condition characterized by incomplete expansion of the lungs.

[New Latin : Greek atelēs, incomplete (a-, not; see a-1 + telos, end; see telo-) + Greek ektasis, stretching out (from ekteinein, to stretch out : ek-, out; see ecto- + teinein, to stretch; see epitasis).]


1. (Pathology) failure of the lungs to expand fully at birth
2. (Pathology) collapse of the lung or a part of the lung, usually caused by bronchial obstruction
[C19: New Latin, from Greek atelēs imperfect + ektasis extension]


(ˌæt lˈɛk tə sɪs)

1. incomplete expansion of the lungs at birth, as from lack of breathing force.
2. collapse of the lungs, as from bronchial obstruction.
[1855–60; < Greek atel(ḗs) incomplete (a- a-6 + -telēs, adj. derivative of télos end, completion) + éktasis extension]
at•e•lec•tat•ic (ˌæt l ɛkˈtæt ɪk) adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.atelectasis - collapse of an expanded lung (especially in infants)atelectasis - collapse of an expanded lung (especially in infants); also failure of pulmonary alveoli to expand at birth
pathology - any deviation from a healthy or normal condition


n. atelectasis, colapso parcial o total de un pulmón.
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References in periodicals archive ?
The RAS is divided into five categories (0: clear lung fields, 1: plate-like atelectasis or slight infiltration, 2: partial atelectasis, 3: lobar atelectasis, and 4: bilateral atelectasis), and chest X-rays were evaluated by a single radiologist who was blinded to mask [O.sub.2] and HFO outcomes.
For a week following admission to the hospital, the patient received chest radiographs, which identified lobar atelectasis. After two weeks in hospital, his liver enzymes increased, though no cause was found on abdominal ultrasound.
These included lobar atelectasis 4.6% (14/307) ventilator associated pneumonia (3.3%)