Six months of doctor visits and chest pains led to the discovery of a toothpick stuck in a man’s heart.

Doctors in Buenos Aires first thought Horacio Rodriguez just had an infection, so they put him on antibiotics. When his condition got worse, he went in for a second opinion, according to the Mirror.

Scans showed an object in his heart, so doctors opened him up.

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Doctors were shocked to find an entire toothpick in Rodriguez’s heart.

Rodriguez said he wasn’t sure when he swallowed the toothpick, but he assumed it was during a party when he was eating appetizers.

Experts think the toothpick got to his heart through his esophagus or a large vein.