The Most Dangerous Operations 

All surgeries inherently pose some risk, which is why many people
are often nervous before going under the knife. But some surgeries in
particular are especially dangerous, due to sensitive organs or complex
procedures.

In general, any procedures that are considered “invasive” can be risky. This could
involve anything that involves a skin incision, anesthesia,…

https://drbeshow.com/2019/08/08/the-most-dangerous-operations-/