This is incredibly difficult to read, but I don't detect plagiarism yet. If this is actually your work I think you may need some guidance for your posts. For example, this should not be one sentence:

On many occasions, we have heard, we have even participated in surgeries in which, consequently, a consequence of a condition, a loved one replaced, stories, most common operations, son: the replacement of the heart by irregular heartbeats to the point in which the subject has repercussions on their level of life, or kidney where it can no longer be affected by toxins in the body, and the most chronic lungs, where the subject has an oxygen pump to survive, we even have transplants of tissues or bone marrow.

12 commas, AND a colon

If you come to the chat on the steemSTEM discord there are many mentors waiting to help =)