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L Rad 2-3095084446-12997750.pptx - L Rad 2 Respiratory...

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L Rad 2Respiratory Tract
Examination techniquePlain film x-rayStandard PAOther projections:lateral-localizes abnormalities seen on PAAP –on this projection heart size is magnifiedSupineErect-visualization of gas under diaphragmOblique-pleural, chest wall & rib abnormalitiesApical-erect patient leans backward (apices)Expiratory-for better visualization of pneumothorax
CTvisualization of mediastinal masses, bronchial neoplasmsHilar areas-lymphadenopathyPleural masses, plaques, fluidAortic aneurism, dissection, superior vena cava obstructionNature of lung opacity, secondary depositsInterstitial lung disease (fibrosis)Bronchoectasis & cystic changesCT-guided interventionsPulmonary angiography
Other techniquesUltrasound-pleural effusionsUS-guided biopsyIsotopes-(Tc-labled albumin, Krypton)-perfusion & ventilationMRI-mediastinal masses, vascular invasion of bronchial carcinoma
Normal chestplain-film x-ray
Normal chest-lateral view
Normal chestHilum shadow-mainly formed by pulmonary arteriesLeft slightly higher than rightHorizontal fissure-dividing right upper and middle lobes(not always visible)Cardiac shadowDiaphragm(usually R higher than L)Trachea-Bifurcation at Th-6 level, slight deviation to right at aortic knuckle level
Viewing chest filminspect:Penetration-lower thoracic spine just visibleInspiration-5-th, 6-th ribs anteriorlyRotation-spinoseprocesses midline between clavicule endsDescription of chest filmLungs(fields) from apex downHilar shadows-density (increased, decreased), (regular, irregular), sizeCardiac shadow (shape, size)

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Term
Fall
Professor
NoProfessor
Tags
cough

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