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Bubble Wrap PLUS – June 2023

Don't Forget the Bubbles

Transabdominal ultrasound of rectal diameter in healthy infants: a prospective cohort study during the first year of life. The role of the atopy patch test in the diagnostic work-up of non-IgE gastrointestinal food allergy in children: a systematic review. J Am Acad Child Adolesc Psychiatry. Bu X, et al. Eur J Pediatr. 2023 May 17.

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Noisy, low amplitude ECG in a patient with chest pain

Dr. Smith's ECG Blog

The patient was tremulous and severely hypoglycemic by point-of-care testing. Here is the Queen's interpretation, with Explainability: She has high confidence The clinicians taking care of the patient did appreciate the inferior STE, but noted that it was less than 1 mm. It was not worse with exertion or relieved by rest.

EKG/ECG 63
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Episode 24 - First Trimester Pregnancy Emergencies: Recognition and Management

EB Medicine

Jeff: Great starting point since there is certainly a lot of debate about the discriminatory zone. So to get us all on the same page, the discriminatory zone is the b-HCG at which an IUP is expected to be seen on ultrasound. A 2010 Meta-Analysis found a NPV of 99.96% when an er doc identified an IUP on bedside ultrasound.

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Diagnostics: Inflammatory Markers

Taming the SRU

Notably, lung ultrasound for the diagnosis of bacterial CAP demonstrated exceptional stand-alone diagnostic accuracy in 33 studies including 4,901 adults and children in the emergency department, with a pooled sensitivity of 92% and specificity of 90%. The American journal of gastroenterology. 2015;110(6):802-819. doi:10.1038/ajg.2015.120