Atelectasis นพ. ชัชชัย หอมเกตุ
Atelectasis สภาพที่ปอดส่วนใดส่วนหนึ่ง หรือทั้งข้างแฟบลง (volume loss) เนื่องจากลมภายในน้อยลงหรือไม่มีเลย
Atelectasis Obstructive : endobronchial, external compression 2. Passive : pneumothorax, hydrothorax Compressive : space taking lesion (mass, bulla) Adhesive : surfactant deficiency (RDS) Cicatrization : fibrosis, scar
Atelectasis Increased density Volume loss - Deviation or displacement of fissure - Clouding of bronchus and vessels - Hilar displacement - Elevation of hemidiaphragm - Displacement of mediastinum - Decreased intercostal space - Compensatory overinflation - Tenting or beak diaphragm
Atelectasis Direct signs - Increased density - Displacement of fissure - Clouding of bronchus and vessels
RUL atelectasis
RUL Atelectasis
RUL Atelectasis
RML atelectasis
RML Atelectasis
LUL atelectasis
LUL atelectasis
LUFTSICHEL SIGN
RLL atlectasis
RLL atelectasis
Discoid Atelectasis
Total Left Lung Atelectasis
GOLDEN S SIGN Peripheral lung collapse & central portion is prevented by presence of the mass Relevant fissures are concave peripherally but convex centrally (resemble S or reverse S) Importance – realize presence of central obstruction ex. bronchogenic carcinoma Initially described for RUL atelectasis, in fact applicable for any lobes
GOLDEN’S SIGN
Golden S
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