Pinch-off syndrome

Case contributed by Harish Narayanan
Diagnosis certain


Unable to draw blood from right subclavian Port-A-cath. Pain on flushing

Patient Data

Age: 70 years
Gender: Female

Plain film shows irregularity, narrowing and fracture of right subclavian central line between the first costal cartilage and medial end of clavicle. 


CT confirms findings with embolized distal segment of tubing seen saddling the pulmonary artery. 

Case Discussion

Findings are in keeping with pinch-off syndrome, a complication of subclavian central vein catheterization.

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