hanks for laying all this out so clearly — lung cancer is such a complex topic, and posts like this make the medical side a lot easier to understand. The distinction between small cell and non-small cell, plus the part about paraneoplastic syndromes, is something many people never hear about unless they’re directly affected.
If anyone reading this is dealing with lung-related issues and is considering getting checked or treated abroad, Berlin actually has several reputable clinics with strong oncology and pulmonology departments. There’s an overview here that lists the major hospitals and centers in the city, which can be helpful for comparing options or finding specialists:
clinic in berlin
Just adding it in case someone in the thread is looking for where to start.