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[yop_poll id="281"]
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[yop_poll id="279"]
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[yop_poll id="252"]
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Parents bring in a 3 year old child that drank a few sips of household bleach which had been stored by grandparents in an empty coke bottle.
[yop_poll id="243"]
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You are seeing a 19 year old male who has had several ED visits for abdominal pain, nausea and vomiting. He insists that he does not use cannabis at all.
[yop_poll id="238"]
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[yop_poll id="209"]
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A 6 year old boy presents with 2 days of nontender palpable purpura of bilateral lower extremities, accompanied by arthralgia of the left ankle. Vital signs are temperature 37.6, HR 90, RR 20, BP 105/60. He has no nuchal rigidity. He has no significant past medical history. His CBC shows normal platelet count and PT/PTT are normal.
[yop_poll id="206"]
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[yop_poll id="190"]
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You are seeing a 4 week old infant with non-bilious forceful vomiting x 3 days.
[yop_poll id="176"]
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You are seeing a 5 day old infant born term without complications brought to the ED because the parent noted a streak of bright red blood in the diaper. The baby is formula feeding well, not lethargic, has no fever, and has had a few non-bilious spit-up episodes. Physical exam shows mild abdominal distension; no anal fissure seen.
[yop_poll id="175"]
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[yop_poll id="171"]
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You are seeing a 3 year old child adopted from another country 6 months ago for abdominal pain. Since then, the child has had chronic nasal congestion and cough as well as failure to thrive which was expected to improve with improved nutrition provided by the adoptive family but has not. The child is afebrile and there are no ill contacts. On exam, there are scant wheezes and O2 sat is 95% on room air. CXR shows hyperinflation. Chart review shows prior visits for respiratory illness, and an episode of rectal prolapse. When asked about the presence of constipation, the parents describe frequent smelly oily stools.
[yop_poll id="167"]
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You are seeing a 2 year old who is slowly improving from a bout of acute gastroenteritis manifested by fever, vomiting, diarrhea, and abdominal pain that started 5 days ago. The parent is concerned that he remains less active and appears pale. Vital signs are temperature 37.7, HR 135, RR 24, BP 110/60, O2 sat 99% on room air. Point of care hemoglobin is 6.5 g/dL.
[yop_poll id="155"]
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You are seeing a 2yo patient with 6 hours of intermittent episodes of apparent abdominal pain happening every 15-20 minutes, and non-bloody non-bilious vomiting. In between episodes, the child appears well and is playful. There is no fever, diarrhea, or concern for toxic ingestion. The child has a history of constipation with hard stools and occasional skipped days with no stooling. There is no other significant past medical history.
[yop_poll id="152"]
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You are seeing a 10 year old boy with abdominal pain. He was seen last night with a few hours of periumbilical abdominal pain. Work-up at that time showed a CBC with WBC 10.2, 55% neutrophils, UA negative, RLQ ultrasound appendix not visualized. He was discharged home with return precautions and instructions to follow-up with his pediatrician. He returns 15 hours later with continued constant right mid-abdomen pain, anorexia, nausea, a few episodes of non-bilious vomiting, and temperature of 37.8.
[yop_poll id="123"]
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[yop_poll id="121"]
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A full term infant with no birth complications and no known risk factors for hyperbilirubinemia complications, discharged early at 36 hours of life, presents to the ED on day of life #4 with jaundice that just started on the day of presentation. Serum bilirubin is 15, all unconjugated. The baby is exclusively breastfed and having 4 wet diapers per day.
[yop_poll id="110"]
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[yop_poll id="107"]
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[yop_poll id="96"]
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[yop_poll id="95"]
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What is the most common cause of lower GI tract bleeding in young infants after anal fissure?
[yop_poll id="80"]
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A 1 week old presents with multiple bouts of hematemesis. The baby was born full-term, no complication, has been breast-feeding normally, and is afebrile. The baby is nontoxic, has normal vital signs and perfusion, and has a normal physical examination. Point of care hemoglobin is 15 g/dL.
[yop_poll id="76"]
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14yo boy presents with LLQ abdominal pain and left hip pain for 5 days. He has not had any fever. He is an active baseball player and skinned his right knee the week before. On exam, he prefers to keep his left hip flexed at 90 degrees, walks with a limp and lordosis, and is most comfortable laying on his right side with his hips flexed. He has LLQ abdominal tenderness and has maximal pain with any attempt to extend or internally rotate his left hip. Genitourinary exam is normal.
[yop_poll id="61"]
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A 5 month old comes in with diarrhea x 3 days, 5 times per day initially now 3 times per day, non-bloody, no fever, no vomiting. The patient was seen in the ED the day before, and had stool culture sent which was negative, C. difficile toxin which was positive, and stool WBC negative.
[yop_poll id="51"]
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An 11 year old girl was sitting with lap belt only in the back seat of a minivan involved in a motor vehicle accident where her car was rear-ended. She has a “seat belt sign,” or ecchymosis over her lower abdomen. Her CT abdomen with contrast is normal, but she continues to have tenderness to palpation. However, she states she is hungry.
[yop_poll id="48"]
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A 10 month old infant with history of constipation comes in with a 1cm dark red (but not dusky) painless mass extruding from the anus. The patient is afebrile, well appearing and playful, and the remainder of the exam is unremarkable.

Wikimedia Commons, user BellaVuk
[yop_poll id="42"]
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Several members of a family present to the cruise ship infirmary of an Alaskan cruise. They just ate a lunch consisting of tuna salad sandwiches. For breakfast they had a buffet of pancakes and waffles, and last night they ate a shellfish feast dinner which included raw oysters, crab, clams, scallops, and fish. For dessert they had ice cream. They have also been visiting the bar onboard. They are all experiencing abdominal cramping, nausea, vomiting, and frequent watery diarrhea. Some have low-grade fever and chills. Which meal most likely caused their symptoms?
[yop_poll id="16"]
A family obtained tuna from the local farmer’s market and prepared it for dinner. The children thought the fish tasted weird, peppery or metallic, but the parents did not, and told the children to stop complaining and eat dinner. Within 20 minutes of consumption, the children complain of headache, dizziness, pruritis, abdominal cramping, and nausea. They appear somewhat flushed in the face, neck, and chest.
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[yop_poll id="12"]
A 19yo man presents with his 3rd bout of unremitting nausea and vomiting. He has been admitted twice before and treated with ondansetron and IV fluids. He was noted to take frequent long showers while admitted.
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[yop_poll id="8"]
All of the following preclude expectant outpatient management in the case of an ingested button battery found by imaging to be in the stomach except:
A. Co-ingestion of a magnet
B. Child complains of abdominal pain
C. Child has history of constipation
D. Battery is > 15mm diameter and has been present > 4 days in a child < 6 years old
E. N/A; ingested batteries should always be endoscopically removed
A 6yo boy is in the ED with his third episode of intussusception over the past year. Previous episodes presented with colicky abdominal pain and stool guaiac positive, and were successfully managed using barium enemas. He has been completely well between episodes. What imaging study is indicated to assess for the most common cause of a pathologic lead point?
A. Complete ultrasound of the abdomen
B. Computed tomography of the abdomen with oral and IV contrast
C. Upper gastrointestinal study with small bowel follow-through
D. Technetium-99m-pertechnetate scintigraphy
E. Magnetic resonance imaging of the abdomen