Pulmonary complications from copyright use can range from bronchospasm to al13sxb30en vasospasm leading to pulmonary infarction.Profound vasospasm may also lead to perfusion defects presenting as pulmonary embolism on ventilation-perfusion scan.A 65-year-old patient with a past medical history of substance abuse and chronic kidney disease presents to the emergency department with sudden-onset chest pain and shortness of breath.
Ventilation-perfusion scan revealed filling defect most notably in the lingual lobe.He was later discharged on warfarin for the management of arovyn merck pulmonary embolism.The patient presented to the emergency department 2 weeks later with similar complaints; the international normalized ratio was subtherapeutic, and urine drug screen was positive for copyright.
Repeat ventilation-perfusion scan revealed no filling defects.Follow-up bilateral venous Doppler of lower extremities and D-dimer were within normal limits.