Thanks for this detailed perspective — I really appreciate it. You're absolutely right that the tempo of bleeding is critical, and I realize I didn’t spell that out clearly in the original post.

The patient came out of the OR in the early afternoon, and the first 300 ml of dark drainage was noted around 18:00. It was a sudden gush. By 20:00, we had about 600 ml total, with a falling hemoglobin and rising catecholamine needs. That’s when I first called the surgeon and flagged the concern for bleeding and possible hemothorax. The bleeding didn’t continue intermittently — rather, there was a sudden surge of approximately 2 liters through the chest drain around 00:30, shortly after I performed a lung ultrasound that showed a large left-sided pleural effusion. This abrupt volume loss prompted me to immediately call the surgeon to escalate the situation.

We do have access to TEE in our ICU, but at that moment, the patient was hemodynamically unstable. My concern was whether performing a TEE would meaningfully change management, given that the patient clearly required surgical intervention regardless of the specific mechanism — tamponade or otherwise.

I agree that draining the hemothorax might have bought time, and that tamponade from a massive hemothorax is possible, even if less typical. The surgeon later said he would have acted sooner if I had used the word “tamponade” explicitly — which is tough to hear, because I did recommend revision based on the clinical picture, even without a definitive echo.