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About Jeff Riddell, MD

ALiEM Assistant Editor
Diagnose on Sight series;
Medical Education Research Fellow
University of Washington / Harborview Medical Center
18 01, 2016

Diagnose on Sight: Shortness of Breath

shortness of breathCase: 55-year-old restrained driver is reporting severe shortness of breath and right sided chest pain after a high-speed motor vehicle collision. Her respiratory rate is 26 breaths/min and her oxygen saturation is 96% on a 15-liter non-rebreather. She has decreased breath sounds on the right, epigastric tenderness, and an abdominal seatbelt sign. What is the diagnosis?

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2 09, 2015

Diagnose on Sight: Recurrent Rash

2016-12-22T19:23:18+00:00

Case: A 22 year old female presents with a rash on her left arm for several days. She states she has previously had the exact same rash in the exact same location intermittently over the past 2 years. She has no systemic symptoms and has started no new prescription medications, though she has been taking ibuprofen. What is the diagnosis?

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8 06, 2015

Diagnose on Sight: Diffuse Desquamating Dermatitis

2016-12-22T19:43:02+00:00

stevens-johnson syndromeCase: An 84 year old female presents with five days of a diffuse rash. She had a seizure and was started on phenytoin 2 weeks ago. Her mouth, labia, and medial canthi are involved. There are scattered areas of desquamation comprising less than a tenth of her total body surface area. She is tachycardic and febrile. Her complete blood count differential is normal. What is the diagnosis?

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