ACR Permission Request Form

Welcome to the Amazing Case Race!

You are embarking on a journey across country but your medical expertise has been requested before your departure. You are on a deadline to get to Washington D.C. as quickly as possible so you don't miss the Cherry Blossom parade.
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This activity is timed. Answers and feedback are not available in this activity but the complete cases will be available the last day of the event.

Home in Los Angeles

Once you tend to one more patient you can depart on your roadtrip trip across The United States.
Your patient, a 26-year-old man recently furloughed from jail, is found unresponsive in a bathroom. The patient is intubated, and chest compressions are given with intravenous fluids and vasopressors. Upon arrival at the hospital, the patient undergoes a noncontrast head CT. Given the provided history and images, which diagnosis is most likely?

Carbon monoxide poisoningGlobal hypoxic ischemic brain injuryUremic encephalopathyPosterior reversible encephalopathy syndrome (PRES)
A subsequent CT of the abdomen and pelvis without intravenous contrast revealed a suspected ingested foreign body with low attenuation (Hounsfield units [HU] of −514) in the descending colon. Given the attenuation of the foreign body, head CT findings, and clinical presentation, which substance is likely contained within the foreign body?*

CocaineOpiumHeroinHashishMethamphetamine

Welcome to Denver!

Your L.A. radiology department has requested your expertise for treating the L.A. patient before you head to your next stop.
If a patient develops one of the complications of body packing, which treatment is indicated?*

Urgent laparotomyBarium enemaFlexible sigmoidoscopyLarge bowel irrigationConservative measures

Welcome to Dallas

Your reputation precedes you! A colleague in Dallas has requested your help with a case before departing.
A 12-month-old previously healthy boy presents with a 1-day history of nonbilious vomiting and increasing lethargy. Based on the provided figure, which is the single best diagnosis?*

IntussusceptionPyloric stenosisGastroenteritisSmall-bowel obstructionIleus

Welcome to Nashville

You are making great time! Before you can leave music city, you need to give a call back to your Dallas colleagues to answer one more patient question.
This figure demonstrates the transition point on ultrasound. Which one of the following is accurate based on the image?*

Obstruction due to intussusceptionObstruction caused by an organic matter foreign bodyObstruction caused by a metal foreign bodyObstruction caused by an intraluminal mass

Welcome to Washington, D.C.

The monuments are in sight, but a well-renowned colleague here in the Capitol has requested your assistance.
A 70-year-old male health care worker with a medical history of bronchiectasis, due to 9/11-related illness, presents to the emergency department with a worsening, nonproductive cough, chills, and fevers. In the days after his admission, he also develops worsening shortness of breath. Which of the following are present in the scan below? Check all that apply.*

Ground-glass opacities (GGOs)ConsolidationPulmonary calcificationsCrazy-paving pattern"Reverse halo" sign
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Welcome to the Amazing Case Race!