Lingular intralobar pulmonary sequestration supplied by the left inferior phrenic artery arising from the left gastric artery – A case report and literature review

Autor: Massupa Krisem, MD, Thanyakamol Phongnarudech, MD, Suthinee Hengriprasopchoke, MD, Peerapat Thanapongsatorn, MD
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Radiology Case Reports, Vol 19, Iss 3, Pp 839-843 (2024)
Druh dokumentu: article
ISSN: 1930-0433
DOI: 10.1016/j.radcr.2023.11.047
Popis: Pulmonary sequestration is characterized by a nonfunctional mass of lung tissue with an aberrant blood supply. Intralobar pulmonary sequestration (IPS) typically affects lower lung lobes and receives its blood supply from systemic arteries. Here, we present a unique case of a 51-year-old woman presented with recurrent nonmassive hemoptysis. Contrast-enhanced computed tomography angiography (CTA) of the chest showed uniform consolidation in the inferior lingular segment of the left upper lobe. Maximal intensity projection (MIP) and three-dimensional volume rendering (3D-VR) showed the affected area's blood supply from unusual arterial branches originating from the left inferior phrenic artery arising from the left gastric artery, consistent with IPS. A multidisciplinary approach utilized endovascular intervention (coil embolization) before successful surgical resection. Detecting IPS in unusual sites, like the lingular region, poses a diagnostic challenge. Clinicians and radiologists may not initially consider this diagnosis when evaluating patients with respiratory symptoms or incidental imaging findings. A comprehensive grasp of their anatomy and vascular variations is vital for precise diagnosis and effective treatment planning.
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