Source / episode info

• **Episode:**304
• **Title:**Divine Intervention Episode 304 – The Floridly HY Trauma/Ortho Podcast Part 2 (for the surgery/EM shelf and Step 2CK/3).
• **Published:**2021-04-09
• Source:Episode page

One-liner

Episode 304 is a comprehensive review emphasizing contextual reasoning in trauma and orthopedics, covering the workup of widened mediastinum (TAI vs. AD), recognizing the "What Delts" triad after motor vehicle accidents, managing peripheral vascular complications like AV fistulas leading to high-output heart failure, and detailing critical emergency care for amputations and dental injuries.

High-yield summary

• Traumatic Aortic Injury (TAI): Suspected in any patient with a widened mediastinum following blunt trauma; requires immediate surgical exploration due to poor prognosis.
• Aortic Dissection: Must be suspected if the patient has a history of hypertension, even if the imaging findings are similar to TAI.
• What Delts Triad (MVA): A classic association in high-speed motor vehicle collisions: Femur fracture + Intra-abdominal/thoracic injury + Contralateral head injury.
• AV Fistula Complications: Chronic AV fistulas lead to low systemic vascular resistance (SVR) and increased cardiac output, resulting in a high-output heart failure pattern characterized by elevated mixed venous oxygen saturation ({SvO}_2) and {MVO}_2.
• Amputation/Dental Care: Amputated parts must be wrapped in moist gauze, placed in a sterile plastic bag, and immersed on ice. Teeth should be rinsed (not scrubbed) and kept in milk or specialized solution for reinsertion.

Learning objectives

• Differentiate between traumatic aortic injuries and aortic dissections based on clinical history and imaging findings.
• Recognize the components and mechanism of the "What Delts" triad following high-impact trauma.
• Understand the pathophysiology linking arteriovenous fistulas to high-output heart failure.
• Master the immediate, sequential management steps for amputated limbs and avulsed teeth.
• Initiate appropriate workup protocols for suspected cervical spine injury in a trauma setting.

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