Case Report: unexpected cause of cyanosis in an infant after acute exposure to high altitude—severe tricuspid regurgitation secondary to tricuspid valve prolapse
Yaru Cui,
Lixia Yang,
Ping Wu
et al.
Abstract:BackgroundSevere tricuspid regurgitation (TR) causing cyanosis with patent foramen ovale (PFO) and right-to-left atrial shunting requires a precise diagnosis for optimal therapy. Tricuspid valve prolapse (TVP) can lead to TR and is sometimes overlooked, especially in complex cases with factors like pulmonary hypertension (PH). We present an infant with cyanosis and profound TR after high-altitude exposure, initially misattributed to PH but found to be primarily due to spontaneous chordae tendineae rupture and … Show more
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