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BRONCHO PULMONARY CANCER ABOUT 17 CASES. HMIDA S. ; NASRAOUIE R.; WRAK S. ; OTHMANI F. ; DALHOUMI M . Medical Imaging service . Regional hospital of Kasserine, Tunis. CH21. OBJECTIVES. Investigate the epidemiological characteristics and CT aspects of broncho -pulmonary cancer (BPC).
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BRONCHO PULMONARY CANCER ABOUT 17 CASES. HMIDA S. ; NASRAOUIE R.; WRAK S. ; OTHMANI F. ; DALHOUMI M. Medical Imaging service . Regionalhospital of Kasserine, Tunis CH21
OBJECTIVES Investigate the epidemiological characteristics and CT aspects of broncho-pulmonary cancer (BPC)
Retrospectives Study: 2001-2011, 17 patients carrying of BPC. For each patient we noted the age, sex, smoking patterns.
All patients have been explored by a sequential or helical CT scan, center on the thorax and the upper floor of the abdomen, with injection –IV- of contrast product, and study in parenchymal and mediastinal window. A supplement CT with high resolution - 1 mm all 10 mm- has been achieved on the sequential CT.
For lung cancer we noted:- The seat proximal and peripheral cancer being defined as a central cancer : *an endo bronchial component -endoscopy view- *or remote over 3 cm from the visceral pleura.- The histological type (15 of 17 patients) for patients undergoing surgery or who underwent transmural or bronchial biopsy
The average age is 57 years . Sex 13 M/ 4 W . There is a strong smoking exposure in the groups, An average of 47 PA of tobacco . Location 37 % BPC is head square device . The histological type Most frequently was the Adenocarcinoma (57 % ) Followed by the Epidermoid carcinoma (31 %), And then by the Small cell carcinoma (5 %).
65 yearold man hospitalized for exploration of hemoptysis. Radiography thorax : shows excavatedopacity in Right Upper Lobe. Bronchial fluidcytology: watch a squamouscellcarcinoma.CT scan : Tissue mass excavated in RUL. Paraseptalemphysema.
Etiopathogenesis Various hypotheses have been offered forexplain the high incidence of BPC.
Smoking: Tobacco is a factor risk in the occurrence of lung cancerEnvironmental factors Air pollutants, Exposure professional they increase the risk of occurrence of BPC.
The diffuse inflammatory process : Of idiopathicpulmonaryfibrosis [IPF] increase the risk of occurrence of BPC. Two characteristics argue for this hypothesis:
- The high frequency of location device at the areas of fibrosis - Achieving the lower lobes .
Anatomopathologie The most common histological type in our series is Adenocarcinoma Unlike some series published where there is aprevalence of squamous carcinoma found in 50 to 60%.
Broncho-pulmonary cancer studied in our series, presents the same epidemiological characteristics (sex, age, smoking patterns) than in the general population. It is often diagnosed at a stage unresectable. The more frequent histological type in our series is the Adenocarcinoma.