Aspectos tomográficos do carcinoma bronquíolo-alveolar e dos adenocarcinomas mistos com componente bronquíolo-alveolar. Pedro Paulo Teixeira e Silva. Chest x-ray demonstrates extensive and widespread fluffy airspace opacities, with almost complete white-out of the mid and lower zones on the. The lesion variously described as alveolar-cell carcinoma, bronchiolo-alveolar carcinoma, and terminal bronchiolar carcinoma is a primary pulmonary neoplasm .

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Clinicopathological aspects of and survival in patients with clinical stage I bronchioloalveolar carcinoma.

Carcinoma bronquíolo-alveolar – Wikipédia, a enciclopédia livre

Major surgery, either a lobectomy or a pneumonectomyis usually required for treatment. International histological classification of tumours, no. Under the new, more restrictive WHO criteria for lung cancer classification, AIS is now diagnosed much less frequently than it was in the past.

Non-mucinous BAC are highly associated with classical EGFR mutations, and thus are often responsive to targeted chemotherapy with erlotinib and gefitinib. Play Add to Share View revision history. Journal of Thoracic Oncology.

Ground-glass opacity on thin-section CT: There are other classification systems that have been proposed for lung cancers.


By this standard, AIS cannot be diagnosed according to core biopsy or cytology sampling. Bronchiolar carcinoma alveolar cellanother great imitator; a review of 41 cases. Infobox medical condition new. Bronchioloalveolar carcinoma Case contributed by Dr Hani Salam. Services on Demand Journal.

Bronchioloalveolar carcinoma | Radiology Case |

Squamous-cell carcinoma Adenocarcinoma Mucinous cystadenocarcinoma Large-cell lung carcinoma Rhabdoid carcinoma Sarcomatoid carcinoma Carcinoid Alfeolar gland—like carcinoma Adenosquamous carcinoma Papillary adenocarcinoma Giant-cell carcinoma. The definition of BAC was far more restrictive, and excluded cases with stromal, vascular, or pleural invasion.

Retrieved March 10, Bfonquiolo Noguchi classification system for small adenocarcinomas has received considerable attention, particularly in Japan, but has not been nearly as widely applied and recognized as the WHO system. Articles Cases Courses Quiz.

CT confirms extensive airspace opacities with numerous air-bronchograms. Wlveolar information is mostly in reference to the now outdated entity of BAC, which included some invasive forms of disease.

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No estudo de Shapiro et al. Histologic characteristics and prognosis. Log in Sign up. Sputum, right and left main bronchus lavage were positive for malignant cells consistent with carcinoma. When BAC recurs after surgery, the adenocarcinooma are local in about three-quarters of cases, a rate higher than other forms of NSCLC, which tends to recur distantly.


This marked change was done in order to isolate BAC as a purely non-invasive tumor with better prognosis.

Findings of malignant invasion would mean that the tumor must be reclassified as invasive adenocarcinoma.

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Adenocarcinoma in situ of the lung

Rare cancers Lung cancer Histopathology. This page was last edited on 15 Novemberat CT-pathologic correlation in nodular bronchioloalveolar carcinoma.

J Comput Assist Tomogr ; Alveolsr the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Widespread fluffy airspace opacities, with almost complete white-out of the mid and lower zones on the left.