Reference for Chullin 95:15

הני תרתי אוני דריאה דסריכן להדדי לית להו בדיקותא לאכשורי

But did R'Nahman really say this?<span class="x" onmousemove="('comment',' That where it is definitely established that the lung was perforated - e.g., if there was an eruption of ulcers around the adhesion - it is trefah even though the chest wall securely and firmly covers up the perforation.');">⁸</span>

Jastrow

Jastrow