Presentation
Presents with shortness of breath and atrial fibrillation. D-dimer +ve, ? PE
Patient Data
Age: 70
Gender: Female
From the case:
Kerley B lines on CT
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/28207/annotated_viewer_json?iframe=true\u0026lang=us"}
Linear interstitial lines in the lung periphery = Kerley B lines (actually fluid in the interlobular septa) due to mild pulmonary edema. Note the very big heart.
Case Discussion
Always look at the lungs on a CTPA as it may provide the cause of breathlessness other than PE!