UMEM Educational Pearls - By Robert Flint

Title: A benzodiazepine sparing protocol for alcohol withdrawal in trauma patients

Category: Trauma

Keywords: Alcohol, withdrawal, trauma, protocol, sparing (PubMed Search)

Posted: 3/24/2024 by Robert Flint, MD (Updated: 11/22/2024)
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This study compared  admitted trauma patients with alcohol withdrawal or those at risk of withdrawal before and after a  benzodiazepine sparing protocol (using clonidine and gabapentin) was initiated. They found a lower daily CIWA score and significantly less lorazepam use in the benzodiazepines sparing group. This sparing protocol appears to be safe and effective.

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Title: Use of hospice for discharge in geriatric trauma patients

Category: Trauma

Keywords: Geriatric trauma, outcome, hospice (PubMed Search)

Posted: 3/17/2024 by Robert Flint, MD (Updated: 11/22/2024)
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This was a database study of nearly 2 million trauma patients over age 65 who were discharged looking at all levels of trauma centers. The authors found:

“Dominance analysis showed that proportion of patients with Injury Severity Score of >15 contributed most to explaining hospice utilization rates (3.2%) followed by trauma center level (2.3%), proportion White(1.9%), proportion female (1.5%), and urban/rural setting (1.4%).”

 Level one centers had the lowest level of discharge to hospice. The authors felt: “As the population ages, accurate assessment of geriatric trauma outcomes becomes more critical. Further studies are needed to evaluate the optimal utilization of hospice in end-of-life decision making for geriatric trauma.”

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Title: Older patient head trauma, NEXUS data

Category: Trauma

Posted: 3/10/2024 by Robert Flint, MD (Updated: 11/22/2024)
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This secondary analysis of the NEXUS head injury data found patients over 65:

-sustained more significant injuries than younger pts

-presented more frequently with occult injuries

-when they required neurosurgery intervention only 16% went home, 32% were discharged to rehab facility and 41%  died

-mechanism of injury was most commonly fall from standing

-mortality rates were highest for fall from ladder and auto vs. pedestrian injuries

The authors concluded: “Older blunt head injury patients are at high risk of sustaining serious intracranial injuries even with low-risk mechanisms of injury, such as ground-level falls. Clinical evaluation is unreliable and frequently fails to identify patients with significant injuries. Outcomes, particularly after intervention, can be poor, with high rates of long-term disability and mortality.”

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This is a retrospective study looking at traumatic brain injury patients comparing those with and without  pre-existing psychiatric illness at the time of injury. Those with pre-existing illness had longer hospital stays, longer ICU stays and more frequent readmissions.

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This meta analysis did not find convincing evidence for or against seizure prophylaxis for admitted moderate to severe traumatic brain injury pts. They recommend Levetiracetam over other medications again on weak evidence.

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Title: Geriatric Hip fractures: when is a low hgb detrimental.

Category: Trauma

Keywords: Hip fracture l, hemoglobin l, mortality (PubMed Search)

Posted: 2/25/2024 by Robert Flint, MD (Updated: 11/22/2024)
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In this study, geriatric hip fracture patients with a hemoglobin less than 7.1 had higher mortality, especially in those over age 79, even when controlling for other factors such as ASA Physical status class, anti-platelet use, etc.

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This research letter notes: “The Rural Emergency Hospital is a new Medicare payment model available to hospitals with 50 or fewer beds in rural areas. Rural hospitals converting to this model will have emergency department (ED), observation, and outpatient services.”. Their study concludes that the majority of these hospitals already transfer the vast majority of their admissions to larger hospitals and this designation is a recognition of already established practices.

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Title: Do prehospital applied pelvic binders impact mortality?

Category: Trauma

Keywords: Pelvic binder, trauma, survival, mortality (PubMed Search)

Posted: 2/18/2024 by Robert Flint, MD (Updated: 11/22/2024)
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This retrospective study of 66 trauma patients who had pelvic fractures attempted to determine if prehospital applied pelvic binders had an impact on mortality. There were 3 cohorts: appropriately applied binders (14), inappropriately applied (14 not at the level of the greater trochanter), and none applied (38).  Survival for applied was 92% and those without was 81% which was not statistically significant.  The authors concluded: “In conclusion, our study found that the use of prehospital pelvic binders did not show a significant effect on patient outcomes for those with unstable pelvic fractures. Instead, injury severity score (ISS) emerged as the most significant predictor of survival.”

Previous studies have shown regular education is needed on proper use of binders.  We should continue to educate on appropriate positioning and the use of pelvic binders. For me, this study is not large enough to convince that we should go away from binder use. We need more data before we abandon the pelvic binder.

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Title: Transfer of emergency general surgery cases

Category: Administration

Keywords: Transfer, surgery, scoping review, further research (PubMed Search)

Posted: 1/28/2024 by Robert Flint, MD (Updated: 2/11/2024)
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These authors performed a scoping review of English language studies involving United States general surgery patients that required transfer to another facility looking at timing of transfer, triage guidelines, and mode of transport . They concluded: “There were mixed results for the impact of transfer timing on outcomes with heterogeneous definitions of delay and populations. Triage guidelines for EGS transfer were consensus or expert opinion. No studies were identified addressing the mode of interfacility EGS transfer.”  More research is needed in the area concerning timing, triage and mode of transport for these patients.

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Title: CT for uncertain head injury in geriatric patients

Category: Trauma

Keywords: Ct, head injury, geriatric (PubMed Search)

Posted: 1/28/2024 by Robert Flint, MD (Updated: 2/4/2024)
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In this prospective study looking at geriatric patients with unknown head injury vs. known head injury, the unknown head injury group had an ICH 1.5%, neurosurgical intervention 0.3% and delayed ICH 0.1% when compared to known head injury (10.5%,  1.2% and 0.7% respectively).  The authors concluded that the risk of ICH was high enough in uncertain head injury patients to warrant scanning.

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Title: Can the surprise question predict 1 year mortality in trauma patients?

Category: Trauma

Keywords: Prediction, surprise question, trauma, mortality (PubMed Search)

Posted: 1/28/2024 by Robert Flint, MD (Updated: 11/22/2024)
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The question “Would I be surprised if the patient died within the next year”  has been validated as a tool to predict patients with a limited life expectancy. This study looked at trauma team members’ ability to use this question to predict one year mortality. Trauma team members over estimated mortality in this study.

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Title: Conditions associated with diagnostic error

Category: Administration

Keywords: Risk, diagnostic error (PubMed Search)

Posted: 1/21/2024 by Robert Flint, MD (Updated: 11/22/2024)
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From the Canadian Medical Protective Association looking at  5 years of closed medical legal cases.  This fits with previous risk management data and should give us pause when treating these conditions.

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Title: Delirium and Trauma

Category: Trauma

Keywords: elder, Trauma, delirium, confusion (PubMed Search)

Posted: 1/14/2024 by Robert Flint, MD (Updated: 11/22/2024)
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Imagine lying in a bed staring at the ceiling and these fuzzy faces looking down on you clearly saying something to you but you can't hear them while your hip and pelvis are hurting worse than anything you have ever felt. That's what many of our fall from standing elderly patients experience in emergency departments on a regular basis. Do not remove glasses or hearing aides from your elderly patients. Work with our EMS colleagues to make it a practice to bring glasses and hearing aides along from the scene.  Speak slowly and get close to their ear to help if necessary. That confusion, delirium or dementia you assume this patient has is actually just hearing impairment and poor vision.



Title: Age is just a number

Category: Trauma

Posted: 1/7/2024 by Robert Flint, MD (Updated: 11/22/2024)
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Approaching patients based on their frailty, not their age, leads to better medical decision making. A recent best practice guideline from the American College of Surgeons sums up frailty: 
“It is well recognized that aging is associated with physiological decline, but this decline is not uniform across all individuals or even across one individual’s organ systems. Frailty is a geriatric syndrome, clinically distinct from age, comorbidity, and functional disability, characterized by age- associated depletion of physiological reserves that leads
to a state of augmented vulnerability to physical stressors and a diminished ability to recover from illnesses.” A trauma specific frailty  index exists to identify these high risk patients.

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Since 2014, Medicare has payed for inpatient services for Medicare patients who’s admitting physician noted that hospital stay required at least 48 hours (measured as 2 midnights) or required specialty care that could not be performed as an out patient.  This rule now will apply to Medicare Advantage insurance patients as well. Physicians will need to document their reasoning why a patient’s stay will likely require two midnights.

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Title: Personal growth, not goal setting

Category: Administration

Keywords: Personal growth. (PubMed Search)

Posted: 12/31/2023 by Robert Flint, MD (Updated: 11/22/2024)
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As the calendar flips to a new year, consider not setting goals or resolutions. Studies show unmet goals or having too many half finished projects leads to increased stress, anxiety and depression. Instead, consider approaching the new year looking for growth, introspection, and  striving to achieve excellence.  Understanding the why and what motivates you will lead to the correct what and how. Here are some questions to get you thinking about the why.  May your New Year be filled with growth and excellence!  



For the agitated geriatric patient, if verbal deescalation, distraction, and providing a safe quiet area do not work and you require chemical sedation use oral antipsychotics first.  Follow this with IV or IM antipsychotics. Avoid benzodiazepines due to often worsening delirium or respiratory depression. For dosing, start low and go slow.

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NEXUS criteria for blunt chest trauma patients who are over 14 years old, not intubated:

  • >60 years old

  • rapid deceleration defined as fall > 6 meters or motor vehicle crash >64 km/hour

  • chest pain

  • intoxication

  • abnormal alertness or mental status

  • distracting painful injury

  • tenderness to chest wall palpation

    If abnormal chest X-Ray proceed to chest CT.  Negative predictive value of 99.9% excluding major injury.

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This commentary offers another reminder that there is significant bias in which trauma patients receive alcohol testing when that decision is made on a case by case basis. Age, sex, socioeconomic, race, injury pattern, all have been shown to influence provider ordering. Trauma systems should have pre-defined ordering criteria to eliminate this bias. The importance of gathering this testing information is to provide intervention and treatment to those in need. First we have to identify all patients in need.

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Title: Morel-Lavallée Lessions

Category: Trauma

Keywords: soft tissue injury, trauma, (PubMed Search)

Posted: 12/10/2023 by Robert Flint, MD (Updated: 11/22/2024)
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Here are three good resources to learn about a soft tissue injury seen in high velocity blunt trauma patients called Morel-Lavallee lessions.

“Morel Lavallee lesions are soft tissue injuries seen in high-velocity trauma and are usually associated with underlying fractures of the pelvis, acetabulum, or proximal femur. Often these injuries are not immediately diagnosed due to the distracting concomitant bony injuries. However, identification of such injuries is important as they may pose as an independent risk factor for surgical site infection. The clinical findings include soft tissue swelling, bruise/ ecchymosis, fluctuance, and compressibility in the swelling. The diagnosis is usually established on physical examination, however, radiological investigations including ultrasonography and CT might help. The management options include nonoperative treatment, percutaneous aspiration, and open debridement.” 1

“Morel-Lavallée lesions are often the result of skin and subcutaneous tissue quickly tearing away from the underlying fascia. This allows a range of fluids to fill the space in the form of hemolymphatic masses. The two most common sites are the prepatellar plate of the knee and the lateral fascia of the hip.” 2

“ML lesion is often undiagnosed during initial presentation of a trauma patient, and emergency physicians and trauma surgeons should be aware of the possibility of occurrence of this injury. MRI is the imaging modality of choice, and the presence or absence of a capsule is an important imaging finding that guides appropriate therapy. Early diagnosis and management will help prevent long-term morbidity and complications in these patients.”3

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