The Third Law Of Trauma

Trauma patients don’t always behave the way we would like. They continually surprise us, sometimes for the better when they recover more quickly and completely than we thought. But sometimes it’s for the worse. They occasionally crash when we think everything is going so well.

The crashing patient is in obvious need of help and most trauma professionals know what to do. But then there’s the hypotensive patient. The BP just dropped to 84, and it’s not budging. Many don’t see this for what it is: a slow motion crash. And they want to do things they wouldn’t think of doing to a crashing patient. Like go to CT, do some more stuff in the ED because that BP cuff just has to be wrong, or call interventional radiology and wait for 45 minutes.

But here’s the third law of trauma:

The only place an unstable trauma patient can go is to the OR.

Bottom line: By definition, an unstable trauma patient is bleeding to death until proven otherwise (the second law, remember?). Radiation can’t fix that. Neither can playing around in the resuscitation room, unless the bleeding is spraying you in the face. The surgeon needs to quickly figure out which body cavity is the culprit, and address it immediately. And the only place with the proper tools to do that is an operating room.

The Second Law Of Trauma

There are two broad categories of things that kill trauma patients. No, I’m not talking about violent penetrating injury, falls, car crashes, or any other specific mechanisms. I am referring to the end events (on a macro scale) that take their lives.

These two basic killers are: hemorrhage and brain injury. The vast majority of the time, a dying trauma patient has either suffered a catastrophic brain injury, or has ongoing and uncontrolled bleeding.

The Second Law Of Trauma

Your trauma patient is bleeding to death until you prove otherwise. 

Obviously, there are a few uncommon exceptions to this rule. This includes sources of obstructive shock such as tension pneumothorax and tamponade. But by and large, you will find this law a solid one.

Bottom line: Since there is little we can do above and beyond the basics in the ED for severe brain injury, your focus must be on hemorrhage. There are lots of things we can do about that, and the majority involve an operating room. Always assume that there is a source of hemorrhage somewhere, and it just hasn’t shown itself yet. There can be no rest until you prove that the source does not exist. And hopefully, you do that very, very quickly.

The First Law Of Trauma

Let’s get started with the Laws of Trauma!

After pursuing any discipline for an extended period, one begins to see the common threads and underlying principles of their area of expertise. I’ve been trying to crystallize these for years, and today I’m going to share one of the most basic laws of trauma care.

The First Law of Trauma

Any anomaly in your trauma patient is due to trauma, no matter how unlikely it may seem.

Some examples:

  • An elderly patient who crashes his car and presents with arrhythmia and chest pain is not having a heart attack. Nor does he need a cardiologist or a trip to the cath lab. It is far more likely the crash is causing these problems rather than an MI causing a crash.
  • A spot in the liver after blunt trauma is not a cyst or hemangioma; it is a laceration until proven otherwise.
  • A patient found at the bottom of a flight of stairs with blood in their head did not have a stroke and then fall down.
  • A patient who follows up in your trauma clinic with new complaints after a previous gunshot to the abdomen needs further clinical investigation, not just reassurance.

Bottom line: The possibility of trauma always comes first! It is your job to rule it out. Injury can and does kill people more quickly that an MI or a stroke, especially if it was never suspected.

Only consider non-traumatic problems as a last resort. Don’t let your non-trauma colleagues try to steer you down the wrong path, only to have your patient suffer.

McSwain’s Laws Of Trauma

I’m going to be (re)sharing the laws of trauma over the next few posts. I’ve identified a total of eleven over the past 12 years, and I wanted to share them with you.

But first, I’d like to share another trauma surgeon’s observations. Dr. Norman McSwain was an icon in trauma surgery during the early years of my career.

I knew Norm for decades and literally grew up reading about his advancements and accomplishments. Unfortunately, he passed nine years ago. It’s interesting that one never truly appreciates the magnitude of a colleague’s achievements until the person is gone.

Norm was a skilled surgeon and teacher, but his achievements were felt far outside his home in Louisiana. He was an early member of the ACS Committee on Trauma, and was very involved in the development of the Advanced Trauma Life Support and Prehospital Trauma Life Support courses. He is credited with developing the original EMS programs in both Kansas, where he took his first faculty position out of residency, and in New Orleans, his home for the remainder of his life. He spent his career at the Charity Hospital there, weathering multiple political storms over the years, as well as the big one, Hurricane Katrina. He was instrumental in achieving Level I Trauma Center status for its replacement, Interim LSU Hospital.

Norm’s accomplishments are, as many of his contemporaries who have left us, too numerous to count. I certainly won’t try to recount them here. But it was his charm, his love for his charges, and his willingness to teach every trauma professional that will always be remembered.

I’ll leave you with his 18 rules of patient care. They are timeless and will serve you well regardless of your degree and level of medical training.

In my next post, I’ll start explaining the eleven laws that I’ve developed.

Download McSwains Rules of Patient Care

MTP And The Blood Availability Trap In Trauma Team Activations

Early availability of blood is a key component in the successful resuscitation of severely injured trauma patients. All trauma centers have implemented massive transfusion protocols (MTP) to ensure rapid delivery of blood products to the trauma bay.

Unfortunately, locating the blood bank in some remote corner of the basement is common practice, as far from the trauma bay as possible. This guarantees a delivery delay once the MTP is activated. To offset this, many centers have implemented policies to make a limited quantity of blood products available in the trauma bay.

This supply can be located in a blood refrigerator located nearby. Or it may be a practice of calling for emergency release blood if the trauma professionals believe it might be necessary. Some trauma centers have codified this so that highest-level activations automatically have a cooler of blood products delivered, hopefully before patient arrival.

However, I have observed while visiting numerous centers that this often causes an unintended consequence. It can actually slow MTP activation!

How can that be, you say? It’s simple. Critically injured patients result in an intense and highly charged trauma activation. The surgeon is concentrating on keeping the patient alive and orders the emergency release blood to be hung. The resuscitation continues. “Hang another unit.” And so on.

Eventually, the temporary supply runs out. Then everybody looks at each other and does a facepalm. Nobody thought to activate the MTP!

How can this be avoided? The key is to do everything possible to activate it from the very start. Here are some tips:

  • Use an objective scoring system to trigger MTP. The two most common ones are the ABC score and the Shock Index. Both are easy to calculate, and can frequently be used based on the prehospital report. This means the MTP can be activated before the patient even arrives.
  • If you open the blood refrigerator or touch the emergency release blood, activate the MTP. This will give you two to four units to buy time for the first MTP cooler to arrive.
  • Empower everyone in the trauma bay to speak up. Make sure everyone knows the rules listed above, and encourage them to speak up if they see that any of them are met. “Team leader, should we activate the MTP?”
  • Don’t be shy! If you only transfuse one unit of refrigerator blood and stop, no harm, no foul. The unopened MTP cooler can be sent back to the blood bank with no risk of waste.

Bottom line: Don’t get suckered into forgetting to activate the MTP just because it looks like you have blood available. Automate the process so you never run out again.

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