Tag Archives: diagnostic testing

Unusual Case of Fever and Abdominal Pain

Pyogenic liver abscess is an uncommon type of intra-abdominal abscess and occurs in approximately 3.6 per 100,000 hospitalized individuals.1 The incidence of pyogenic liver abscess is increasing.1 Here we present a case of Streptococcus anginosus liver abscess, secondary to acute uncomplicated sigmoid diverticulitis and acute cholecystitis. Case Report A 63-year-old man presented to our tertiary medical center with a […]

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The Frequency of Unnecessary Testing in Hospitalized Patients

Testing is an important part of medicine across all specialties and settings. As a result, the volume of testing is enormous, with an estimated 4-5 billion tests performed in the United States each year.1 Unnecessary laboratory testing and diagnostic imaging is believed to be common. Studies looking at testing of patients have found 40%-60% of tests […]

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Falls and Delirium: Platypnea-Orthodeoxia Syndrome

An 85-year-old woman’s inability to remain standing was ultimately connected to an undiagnosed congenital defect. The patient was admitted to the geriatric unit of a university hospital for new frequent falls and subacute delirium, both of which began 1 month before presentation. Her medical history included ischemic stroke 10 years earlier, mild neurocognitive impairment, and […]

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Teaching Diagnostic Reasoning in the Digital Age: The Role of the Mentor

Each case has its lesson—a lesson that may be, but is not always, learnt, for clinical wisdom is not the equivalent of experience. A man who has seen 500 cases of pneumonia may not have the understanding of the disease which comes with an intelligent study of a score of cases, so different are knowledge […]

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The Hyperlipidemia Effect: Pseudohyponatremia in Pancreatic Cancer

A patient’s newly discovered malignancy was evidently accompanied by a sodium deficit. The 48-year-old man presented to the Emergency Department for evaluation of abdominal pain and weight loss. He described gradual onset of severe, burning, epigastric pain with radiation to the back. In addition, he reported a 70-lb weight loss over 2 months, yellowing of […]

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