Swan Ganz catheter misplacement with pulmonary artery rupture

Case contributed by Francisco Samson Cajal , 18 Nov 2020
Diagnosis certain
Changed by Henry Knipe , 22 Dec 2020

Updates to Case Attributes

Status changed from pending review to published (public).
Published At was set to .

Updates to Study Attributes

Findings was changed:
  • distal

    Distal end of the Swan Ganz catheter in the middle lobe

  • diffuse.

    Diffuse

    alveolar pattern in the right basal and middle lobes. Blunting of the left costophrenic angle, pacemaker, and sternal strapping
.

Updates to Study Attributes

Caption was removed:
Lung window
Findings was changed:
  • distal end of the Swan Ganz catheter in the middle lobe, medial segment, with intraparenchematous trajectory, perforating the middle lobe artery (best seen on the non-contrast CT)
  • diffuse alveolar pattern in the right basal and middle lobes with acute contrast extravasation visible on the contrast-enhanced CT, compatible with active hemorrhage1,2
  • bilateral pleural effusion
  • peacemaker and sternal post-surgery changes
  • 3D heart reconstruction shows the distal end of the catheter in white, perforating the middle lobe artery

Updates to Freetext Attributes

Description was changed:

Patient presents 250 mlmL of hemoptysis 20 minutes after the Rxdiagnosis is made, and an urgent CT angiography is requested.

Updates to Quizquestion Attributes

Answer was changed:
The blood coughing likely originates from a rupture in the pulmonary artery when the Swan Ganz was reinflated. The alveolar pattern first seen on the Xx-ray is now most likely an alveolar hemorrhage.

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