Rare diseases · Sign or symptom
Left superior vena cava draining to coronary sinus
HP:0011670
What it means
A persistent left superior vena cava (PLSVC) that drains into the right atrium via the coronary sinus. This is the case in 80-92% of cases of PLSVC and results in no hemodynamic consequence.
Rare diseases that can present with this2
The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.
Part of the broader category
Tracking symptoms like this for someone? Eleplan keeps symptoms, diagnoses, medications and every specialist in one plan.
Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.